diff --git a/docs/developer/resources.rst b/docs/developer/resources.rst index 7d846bc..a4eee9a 100644 --- a/docs/developer/resources.rst +++ b/docs/developer/resources.rst @@ -1,7 +1,7 @@ Resources ######### -Please refer to the following projects for the PCB design and manufacturing files, FPGA gateware, and host software for LimeRFE: +Please refer to the following projects for the PCB design and manufacturing files and host software for LimeRFE: * `Hardware Design`_ (Altium project and Gerbers etc.) * :external+suite:ref:`Classic Lime Suite ` (host driver, plug-ins and engineering GUI) diff --git a/docs/images/LimeRFE_RF_connectors.png b/docs/images/LimeRFE_RF_connectors.png new file mode 100644 index 0000000..bdfcefd Binary files /dev/null and b/docs/images/LimeRFE_RF_connectors.png differ diff --git a/docs/images/LimeRFE_v1.0_3d_top.jpg b/docs/images/LimeRFE_v1.0_3d_top.jpg deleted file mode 100644 index b9390fc..0000000 Binary files a/docs/images/LimeRFE_v1.0_3d_top.jpg and /dev/null differ diff --git a/docs/images/LimeRFE_v1.0_3d_top.png b/docs/images/LimeRFE_v1.0_3d_top.png new file mode 100644 index 0000000..b95fc3a Binary files /dev/null and b/docs/images/LimeRFE_v1.0_3d_top.png differ diff --git a/docs/images/LimeRFE_v1.31_3D_top.png b/docs/images/LimeRFE_v1.31_3D_top.png new file mode 100644 index 0000000..3d232fa Binary files /dev/null and b/docs/images/LimeRFE_v1.31_3D_top.png differ diff --git a/docs/images/LimeRFE_v1.31_components_bot.png b/docs/images/LimeRFE_v1.31_components_bot.png new file mode 100644 index 0000000..5edfd7d Binary files /dev/null and b/docs/images/LimeRFE_v1.31_components_bot.png differ diff --git a/docs/images/LimeRFE_v1.31_components_top.png b/docs/images/LimeRFE_v1.31_components_top.png new file mode 100644 index 0000000..d1218e2 Binary files /dev/null and b/docs/images/LimeRFE_v1.31_components_top.png differ diff --git a/docs/images/LimeRFE_v1.31_connectors_bot.png b/docs/images/LimeRFE_v1.31_connectors_bot.png new file mode 100644 index 0000000..6dff4fe Binary files /dev/null and b/docs/images/LimeRFE_v1.31_connectors_bot.png differ diff --git a/docs/images/LimeRFE_v1.31_connectors_top.png b/docs/images/LimeRFE_v1.31_connectors_top.png new file mode 100644 index 0000000..b4a5736 Binary files /dev/null and b/docs/images/LimeRFE_v1.31_connectors_top.png differ diff --git a/docs/images/LimeRFE_v1.31_diagrams_BD.png b/docs/images/LimeRFE_v1.31_diagrams_BD.png new file mode 100644 index 0000000..5a76d13 Binary files /dev/null and b/docs/images/LimeRFE_v1.31_diagrams_BD.png differ diff --git a/docs/images/LimeRFE_v1.31_pwrcon.png b/docs/images/LimeRFE_v1.31_pwrcon.png new file mode 100644 index 0000000..51b8107 Binary files /dev/null and b/docs/images/LimeRFE_v1.31_pwrcon.png differ diff --git a/docs/index.rst b/docs/index.rst index bdb24a8..260c05a 100644 --- a/docs/index.rst +++ b/docs/index.rst @@ -114,12 +114,35 @@ TX Digital Interface ================= -I2C, USB 2.0 or 3.0? +I2C, USB 2.0 Power Supply ============ -Power sources table with voltages and max power? +.. list-table:: + :header-rows: 1 + + * - Connector + - Description + - Max. recommended value + * - J9 + - External 12 V connection – GND (PINs 1, 3), 12 V (PIN 2) + - 14 V + * - J10 + - External 5 V connection – GND (PINs 1, 3), 5 V (PIN 2) + - 5.5 V + * - J11 + - 5 V source selection: + + 5 V is obtained from DC-DC connector supplied from external 12 V (PIN connection 1-2, jumper position – right); + + 5 V is obtained from USB (PIN connection 3-4, jumper position – center); + + 5 V is obtained from external 5 V supply unit (PIN connection 5-6, jumper position – left). + - + * - J23 + - External 12 V connection + - 14 V Environmental ============= @@ -133,8 +156,8 @@ Environmental - Value - Notes * - Operating Temperature - - ?? - - What grade? + - -20 °C to +70 °C + - Commercial-grade * - Storage Temperature - -40 °C to +85 °C - N/A @@ -146,7 +169,7 @@ Environmental Mechanical ========== -size and weight? +Board size 125.12mm x 162.51mm and weight 260g Features ******** diff --git a/docs/reference/changelog.rst b/docs/reference/changelog.rst index f25554a..c7950f8 100644 --- a/docs/reference/changelog.rst +++ b/docs/reference/changelog.rst @@ -6,15 +6,75 @@ The first production LimeRFE was revision v1.0 and so this changelog starts with .. note:: Details of internal-only versions which were never released are not included here. -v1.3 +v1.31 **** -Changes from v1.2? +Here is a list of changes between 1v0 and 1v31: -v1.2 -**** +1. Additional SAW filters with matching networks have been added: + + Cell Band 01: U160 + + Cell Band 02: U164, L121 + + Cell Band 03: U165, L122, L123 + + Cell Band 07: U166, L124, L125 + +2. GPIO pins have been modified so that GPIO0 and GPIO1 now support Arduino interrupt routines (IR). + + LNA_EN and PA_ENn have been moved at the MCU from pins 1 and 32 to pins 14 and 13, respectively. + + GPIO1_MCU and GPIO0_MCU are now connected to MCU interrupt pins INT1 and INT0 (pins 1 and 32), respectively. + +3. To support TDD operation without an interrupt routine (IR), U167 has been added. + + An inverter was also added to make BAND38_TX_ENn active low. + +4. R138 has been added so that the ICSP is directly connected to +5V_MCU node. + +5. Since the PE4245 was not available on the market, it has been replaced with the HMC544AE. + + Affected components: U61, U63 + + Control signals for the new switches are generated by U137. These control signals are now 3 V instead of the previous 2.5 V. + +6. The HAM3500 PA designated as MAAM-009560 has been replaced with the MMZ38333, and the surrounding circuitry has been modified accordingly. + +7. The section between U57 (cellular predriver) and U86 (RF switch) has been changed from: + + MADL-011021-14150T (U160, limiter) + + PAT1220-C-3DB-T5 (U161, attenuator) + + to: + + PAT1220-C-3DB-T5 (U149, not fitted, attenuator) + + MADL-011008-14120T (U150, limiter) + + PAT1220-C-5DB-T5 (U161, not fitted, attenuator) + + Additionally, C150, C151, and L120 have been added. + +8. GPIO0, GPIO1, GPIO4 and GPIO5 have been changed, which caused additional GPIO pins remapping on several connectors and components. + + GPIO remapping on Q3–Q6, U27, U28, SW2, J13, and U23–U26: + from GPIO0, GPIO1, GPIO2, GPIO3 + to GPIO2, GPIO3, GPIO4, GPIO5. + + This also remapped RELAY_0, RELAY_1, RELAY_2, and RELAY_3 + from GPIO0, GPIO1, GPIO2, GPIO3 + to GPIO2, GPIO3, GPIO4, GPIO5. + + J22 connector remapping: + GPIO5, GPIO3, GPIO3_CONN changed to GPIO1, GPIO5, GPIO5_CONN. + + J12 connector remapping: + GPIO0, GPIO1, GPIO2, GPIO3_CONN, GPIO4, GPIO5 + changed to GPIO0, GPIO1, GPIO2, GPIO3, GPIO4, GPIO5_CONN. -Changes from v1.0? +9. RF switch U86 connection to TX Cellular band 7 changed from pin RF4 to RF6. v1.0 **** diff --git a/docs/reference/index.rst b/docs/reference/index.rst index 4cc3c82..8965325 100644 --- a/docs/reference/index.rst +++ b/docs/reference/index.rst @@ -8,5 +8,6 @@ Please ensure to select the correct version for your hardware and see the change .. toctree:: :maxdepth: 1 + v1.31 v1.0 changelog diff --git a/docs/reference/v1.0/clock.rst b/docs/reference/v1.0/clock.rst deleted file mode 100644 index be623d4..0000000 --- a/docs/reference/v1.0/clock.rst +++ /dev/null @@ -1,11 +0,0 @@ -Clock Distribution -################## - -LimeSDR XTRX board clock distribution block diagram is as shown in Figure 8. - -.. figure:: /images/LimeRFE_v1.0_diagrams_clock.png - :width: 600 - - Figure 8. LimeSDR XTRX v1.2 board clock distribution block diagram - -Clock network desricption? \ No newline at end of file diff --git a/docs/reference/v1.0/gpios.rst b/docs/reference/v1.0/gpios.rst index aa33582..8bbf790 100644 --- a/docs/reference/v1.0/gpios.rst +++ b/docs/reference/v1.0/gpios.rst @@ -1,9 +1,117 @@ GPIOs ##### -LimeRFE gpios connectors tables? +There are 2 GPIOs connectors. +.. list-table:: Table 5. GPIO and I2C connector (J12) + :header-rows: 1 + :stub-columns: 1 + * - Connector pin + - Schematic signal name + - MCU pin + - I/O standard + - Comment + * - 1 + - GPIO0 + - + - + - + * - 2 + - GPIO1 + - + - + - + * - 3 + - GPIO2 + - + - + - + * - 4 + - GPIO3_CONN + - + - + - + * - 5 + - GPIO4 + - + - + - + * - 6 + - GPIO5 + - + - + - + * - 7 + - SCL + - + - + - + * - 8 + - SDA + - + - + - + * - 9 + - GND + - + - + - + * - 10 + - VDD_I2C? + - + - + - + +.. list-table:: Table 6. GPIO_LS and ADC connector (J13) + :header-rows: 1 + :stub-columns: 1 + + * - Connector pin + - Schematic signal name + - MCU pin + - I/O standard + - Comment + * - 1 + - GPIO0_LS + - + - + - + * - 2 + - GPIO2_LS + - + - + - + * - 3 + - ADC1 + - + - + - + * - 4 + - GND + - + - + - + * - 5 + - VDDA? + - + - + - + * - 6 + - ADC2 + - + - + - + * - 7 + - GPIO3_LS + - + - + - + * - 8 + - GPIO1_LS + - + - + - diff --git a/docs/reference/v1.0/index.rst b/docs/reference/v1.0/index.rst index f76c99a..ba3f7e6 100644 --- a/docs/reference/v1.0/index.rst +++ b/docs/reference/v1.0/index.rst @@ -9,17 +9,14 @@ v1.0 cons rxblock txblock - clock - usb leds gpios peripheralinterfaces - jtag power This is the Reference Manual for LimeRFE v1.0 hardware. -.. figure:: /images/LimeRFE_v1.0_3d_top.jpg +.. figure:: /images/LimeRFE_v1.0_3d_top.png :width: 600 Figure 1: LimeRFE v1.0 board top view diff --git a/docs/reference/v1.0/jtag.rst b/docs/reference/v1.0/jtag.rst deleted file mode 100644 index 8551628..0000000 --- a/docs/reference/v1.0/jtag.rst +++ /dev/null @@ -1,4 +0,0 @@ -JTAG -#### - -JTAG decription? \ No newline at end of file diff --git a/docs/reference/v1.0/leds.rst b/docs/reference/v1.0/leds.rst index 319d8f5..9d2e8cd 100644 --- a/docs/reference/v1.0/leds.rst +++ b/docs/reference/v1.0/leds.rst @@ -1,12 +1,36 @@ LEDs #### -LimeRFE leds? +The LimeRFE board includes ten indicator LEDs. Their positions on the board are shown in Figure 9. .. figure:: /images/LimeRFE_v1.0_components_LEDs.png :width: 600 Figure 9. LimeRFE v1.0 indication LEDs -LEDs funcion table? +LEDs funcions are described in table 4. +.. list-table:: Table 4. Default LEDs configuration + :header-rows: 1 + :stub-columns: 1 + + * - Board Reference + - Description + * - D1, D2 + - USB to serial communication indicator + * - D3 + - +3V power indicator + * - D7 + - +5V_MCU power indicator + * - D9 + - +7.5V power indicator + * - D10 + - GPIO0 indicator + * - D11 + - GPIO2 indicator + * - D13 + - GPIO1 indicator + * - D14 + - GPIO3 indicator + * - D36 + - +2.5V power indicator diff --git a/docs/reference/v1.0/overview.rst b/docs/reference/v1.0/overview.rst index 57bc515..33ba8de 100644 --- a/docs/reference/v1.0/overview.rst +++ b/docs/reference/v1.0/overview.rst @@ -21,7 +21,374 @@ Basically, the board comprises receiver and transmitter blocks, where both of th Figure 5: Receiver and transmitter sub-blocks – Bottom view (without Heat sink and RD16HHF1 transistor) +.. table:: Table 1. Board components + + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | **Board Reference** | **Type** | **Description** | + +=======================+======================================+=====================================================================================================+ + | **DC Supply Block** | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J9 | 3 pin header | 12V DC input | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J23 | Power Barrel Connector Jack | 12V DC input | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J10 | 3 pin header | 5V DC input | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J11 | 3x2 pin header | 5V input selector | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J33 | 3 pin header | 5V DC output | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U17 | LDO 3V | Provides a stable 3V DC | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U18 | LDO 2.5V | Provides a stable 2.5V DC | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U19 | DC-DC converter | Converts 12V to internal 5V | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U20 | 5V input protection | Monitors and protects 5V input | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U21 | DC-DC converter | Converts 12V to internal 7.5V | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U90 | DC-DC converter | Converts 12V to external 5V | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U112 | LDO 2.5V | Provides a stable 2.5V DC | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | D3 | LED | +3V indicator | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | D7 | LED | +5V indicator | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | D8 | LED | +5V_MCU indicator | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | D9 | LED | +7.5V indicator | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | D36 | LED | +2.5V indicator | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U110 | Power switch | Switches +5V DC voltage for external fan. | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U83 | Power switch | Switches +12V supply for the DA (driver) for HAM30 and HAM70 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U56 | Power switch | Switches +12V supply for the PA (power amplifier) for HAM30 and HAM70 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U100 | Power switch | Switches +7.5V supply for the DA for HAM145 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U50 | Power switch | Switches +7.5V supply for the PA for HAM145 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U153 | Power switch | Switches +7.5V supply for the DA for HAM220 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U158 | Power switch | Switches +7.5V supply for the PA for HAM220 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U80 | Power switch | Switches +5V supply for the DA for WB1000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U54 | Power switch | Switches +5V supply for the PA for WB1000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U155 | Power switch | Switches +12V supply for the DA for HAM920 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U159 | Power switch | Switches +7.5V supply for the PA for HAM920 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U157 | Power switch | Switches +12V supply for the DA for HAM1280 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U53 | Power switch | Switches +12V supply for the PA for HAM1280 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U51 | Power switch | Switches +5V supply for the PA for HAM3500 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U122 | Power switch | Switches +5V supply for the PA for WB4000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U120 | Power switch | Switches +5V supply for the PA for HAM2400 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U106 | LDO 2.8V | LDO for PA supply for the HAM2400, (U113) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U96 | Power switch | Switches +7.5V supply for the DA for HAM435 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U55 | Power switch | Switches +7.5V supply for the PA for HAM435 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U102 | Power switch | Switches +7.5V supply for the DA for HAM920, HAM1280, HAM3500, HAM2400 and WB4000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U105 | Power switch | Switches +5V supply for the DA for Cellular bands 1, 2, 3, 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U87 | LDO 2.8V | LDO for PA supply for the Cellular bands 1, 2 and 3, (U48) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U88 | Power switch | Switches +5V supply for the PA Cellular bands 1, 2 and 3 (U48) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U52 | LDO 2.8V | LDO for PA supply for the Cellular bands 7 and 38, (U46) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U85 | Power switch | Switches +5V supply for the PA Cellular bands 7 and 38 (U46) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U130 | DC switch | Switches +3V supply for the PA Cellular bands 7 and 38 (U46) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U133 | Buffer | Switches +3V supply for the PA Cellular bands 7 and 38 (U46) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U73 | Power switch | Switches +5V supply for the LNA for higher frequency bands (HAM1280, HAM3500, | + | | | | + | | | HAM2400, HAM920 and WB4000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U65 | Power switch | Switches +5V supply for the LNA for lower frequency bands (HAM30, HAM70, HAM145, | + | | | | + | | | HAM220, HAM435 and WB1000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U31 | Power switch | Switches +5V supply for the SWR section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | **MCU and Digital Block** | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U12 | MCU | ATMEGA 328P microcontroller | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U13 | USB-to-serial chip | Converts USB to MCU serial communication and vice versa | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J8 | ICSP connector | SPI bus to MCU | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | D1, D2 | LED | USB to Serial communication indicator | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | CON1 | USB mini-B connector | USB connector for the LimeRFE board | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U22 | USB protection | Protects USB lines from over-voltages | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U60, U62, U68, U75, | Shift registers | Saves the current state of the LimeRFE | + | | | | + | U76, U89, U92, U116, | | | + | | | | + | U117, U118, U119 | | | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J12 | GPIO and I2C connector | PINS: | + | | | | + | | | GPIO0, GPIO1, GPIO2, GPIO3_CONN, GPIO4, | + | | | | + | | | GPIO5, SCL, SDA, GND, VDD_CON | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J13 | Level Shifted GPIO and ADC connector | PINS: | + | | | | + | | | GPIO0_LS, GPIO2_LS, ADC1, GND, | + | | | | + | | | VDDA, ADC2, GPIO3_LS, GPIO1_LS | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U23, U24, U25, U26 | Level Shifters | Converts voltage levels of GPIO signals; | + | | | | + | | | between VDD_CON (GPIO) and VDDA (GPIO_LS) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | SW2 | Switch | Sets directions of U23-26, for GPIO signals (between GPIO and GPIO_LS) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J14 | 2 pin header | In a case VDD_CON = VDDA connects these two voltages | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J22 | 3 pin header | Selects GPIO3 source, either GPIO3_CONN or GPIO5 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | D10, D11, D12, D13 | LED | Indicators for GPIO0, GPIO2, GPIO1, GPIO3 respectively | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | Q3, Q4, Q5, Q6 | BJT NPN | Drivers for D10-13, for GPIO0, GPIO2, GPIO1, GPIO3 respectively | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U27, U28 | Relay drivers | Drivers for RELAY_0, RELAY_1, RELAY_2, RELAY_3 signals | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J16 | 8 position header | Connects LimeRFE to the external relays | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J15 | 2 position header | DC voltage for drivers for relays | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U115 | Inverter | It is used as 2.5V – 3.0V level shifter for digital signals obtained from U116 and U117, | + | | | | + | | | from the LimeRFE shift register | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U77, U78 | Level shifter | Level shifter for digital signals which control TX HAM and WB sub-blocks | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U127, U129 | Inverter | Controls digital signals for TDD TX/RX RF switch (U128 ) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U141, U142 | Inverter | Controls digital signals for RF switch for TX HAM145 and HAM220 (U143) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U69 | Logical AND | Generates control signals for LNA_EN for LNA in higher frequency bands (HAM1280, | + | | | | + | | | HAM3500, HAM2400, HAM920 and WB4000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U137 | Inverter | Generates control signals for RF switches in RX lower frequency section. | + | | | | + | | | (U38, U134, U93 and U135) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U64 | Logical AND | Generates control signals for LNA_EN for LNA for lower frequency bands | + | | | | + | | | (HAM30, HAM70, HAM435, HAM220, HAM145, WB1000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U7 | Relay driver | Generates control signal for RF switch U11 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U114, U125 | Inverter | Generates control signal for RF switches U29 and U30 in SWR section. | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U32 | OP amp | Operational amplifier in SWR section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | **RF Block** | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J1 | SMA | RX connector | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J2 | SMA | TX connector | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J3 | SMA | TX/RX antenna connector | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J4 | SMA | TX antenna connector | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J5 | SMA | Mostly for TX/RX antenna connector for 30 MHz and 70 MHz bands. | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J17 | SMA | Reverse power RF input (for SWR operation) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | J18 | SMA | Forward power RF input (for SWR operation) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U11 | RF switch – relay | TX/RX switch for HAM30 and HAM70 bands | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U1 | Digital step attenuator | Attenuates RX RF signal going to J1 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U2 | RF switch | RF switch in TX path | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U3 | RF switch | RF switch in RX path | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U4 | RF switch | RF switch in RX path | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U5 | RF switch | RF switch in TX path | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U8 | RF switch | RF switch in RX path | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U9 | RF switch | RF switch in TX/RX path | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U10 | RF switch | RF switch in TX/RX path | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U91 | RF switch | RF switch for TX lower frequency bands (HAM30, HAM70, HAM145, HAM220, WB1000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U94 | RF switch | RF switch for TX | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U140 | RF switch | RF switch for TX higher frequency bands (HAM920, HAM1280, HAM3500, HAM2400, | + | | | | + | | | HAM435 and WB4000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U143 | RF switch | RF switch for TX bands HAM145 and HAM220 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U160 | RF limiter | RF limiter in TX Cellular section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U161 | RF attenuator | RF attenuator in TX Cellular section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U86, U36 | RF switch | RF switch for TX Cellular section, for bands 1, 2, 3, 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U99, U37 | RF switch | RF switch for TX Cellular section, for bands 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U126 | RF switch | RF switch for TX Cellular section, for bands 1, 2 and 3 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U44 | RF switch | RF switch for TX/RX Cellular section, for bands 1, 2, 3, 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U35 | RF switch | RF switch for RX Cellular section, for bands 1, 2, 3, 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U33 | RF switch | RF switch in TX Cellular section for bands 1, 2, 3, 7 and 38, for RF signals coupled to amplifiers | + | | | | + | | | outputs. | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U128 | RF switch | TX/RX RF switch for TDD band 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U132 | RF filter | RF filter for TX Cellular section, band 1, downlink | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U34 | RF filter | RF filter for TX Cellular section, band 2, downlink | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U31 | RF filter | RF filter for TX Cellular section, band 3, downlink | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U136 | RF filter | RF filter for TX Cellular section, band 7, downlink | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U41 | RF diplexer | RF diplexer for TX/RX Cellular section, band 1 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U40 | RF diplexer | RF diplexer for TX/RX Cellular section, band 2 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U39 | RF diplexer | RF diplexer for TX/RX Cellular section, band 3 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U42 | RF diplexer | RF diplexer for TX/RX Cellular section, band 7 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U43 | RF filter | RF filter for TX/RX Cellular section, band 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U67 | RF switch | RF switch for RX higher frequency bands (HAM920, HAM1280, HAM3500, HAM2400 and | + | | | | + | | | WB4000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U59, U58 | RF switch | RF switches for RX lower frequency bands (HAM145, HAM220, HAM435, HAM30, HAM70 and | + | | | | + | | | WB1000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U38, U134 | RF switch | RF switches for RX lower frequency bands (HAM30 and HAM70) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U93, U135 | RF switch | RF switches for RX lower frequency bands (HAM145 and HAM220) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U61, U63 | RF switch | RF switches for RX lower frequency bands (HAM920, HAM1280, HAM3500, HAM2400 and | + | | | | + | | | WB4000) for notch filter which suppresses FM bands | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U107 | RF transistor | DA (driver) for HAM30 and HAM70 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U6 | RF transistor | PA (power amplifier) for HAM30 and HAM70 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U111 | RF transistor | DA for HAM145 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U97 | RF transistor | PA for HAM145 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U152 | RF transistor | DA for HAM220 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U144 | RF transistor | PA for HAM220 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U79 | RF transistor | DA for WB1000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U101 | RF transistor | PA for WB1000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U154 | RF transistor | DA for HAM920 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U145 | RF transistor | PA for HAM920 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U156 | RF transistor | DA for HAM1280 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U124 | RF transistor | PA for HAM1280 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U82 | RF chip | PA for HAM3500 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U123 | RF chip | PA for WB4000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U113 | RF chip | PA for HAM2400 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U162 | RF limiter | RF limiter for HAM2400 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U163 | RF attenuator | RF attenuator for HAM2400 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U109 | RF transistor | DA for HAM435 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U103 | RF transistor | PA for HAM435 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U81 | RF chip | DA for HAM920, HAM1280, HAM3500, HAM2400 and WB4000 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U57 | RF chip | DA for Cellular bands 1, 2, 3, 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U48 | RF chip | PA for Cellular bands 1, 2 and 3 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U49 | RF coupler | Couples the output of the PA in Cellular bands 1, 2 and 3, (U48) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U46 | RF chip | PA for Cellular bands 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U47 | RF coupler | Couples the output of the PA in Cellular bands 7 and 38, (U46) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U45 | RF chip | LNA for Cellular bands 1, 2, 3, 7 and 38 | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U74 | RF chip | LNA for higher frequency bands (HAM1280, HAM3500, HAM2400, HAM920 and WB4000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U66 | RF chip | LNA for lower frequency bands (HAM30, HAM70, HAM145, HAM220, HAM435 and WB1000) | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U29 | RF switch | RF switch for forward RF signal in SWR section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U30 | RF switch | RF switch for reflected RF signal in SWR section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | IC1 | RF detector | RF detector in forward RF signal in SWR section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | IC2 | RF detector | RF detector in reflected RF signal in SWR section | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U70 | RF filter | RF filter in RX higher frequency band HAM1280 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U72 | RF filter | RF filter in RX higher frequency band HAM3500 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U71 | RF filter | RF filter in RX higher frequency band HAM2400 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U139 | RF filter | RF filter in RX higher frequency band HAM920 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U95 | RF filter | RF filter in TX higher frequency band HAM2400 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U96 | RF filter | RF filter in TX higher frequency band HAM3500 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U84 | RF filter | RF filter in TX higher frequency band HAM1280 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | U146 | RF filter | RF filter in TX higher frequency band HAM920 band | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | **Mechanical Block** | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | H1 | Heat sink | Aluminum black anodized heat sink | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ + | P1 | 3 pin FAN connector | Connects an external fan | + +-----------------------+--------------------------------------+-----------------------------------------------------------------------------------------------------+ -**featured devices table?** - -A more detailed description is provided in the following sections. +A more detailed description is provided in the following sections. \ No newline at end of file diff --git a/docs/reference/v1.0/peripheralinterfaces.rst b/docs/reference/v1.0/peripheralinterfaces.rst index 3ba3c1f..336a513 100644 --- a/docs/reference/v1.0/peripheralinterfaces.rst +++ b/docs/reference/v1.0/peripheralinterfaces.rst @@ -1,4 +1,43 @@ -Peripheral Interfaces -##################### +ICSP Connector +############## -Board SPI, I2C or other intefaces description? \ No newline at end of file +ICSP connectors pinout is given in table 7. + +.. list-table:: Table 7. ICSP connector pinout (J8) + :stub-columns: 1 + + * - Connector pin + - Schematic signal name + - MCU pin + - I/O standard + - Comment + * - 1 + - MISO + - + - + - + * - 2 + - +5V_ICSP + - + - + - + * - 3 + - SCK + - + - + - + * - 4 + - MOSI + - + - + - + * - 5 + - RESET + - + - + - + * - 6 + - GND + - + - + - \ No newline at end of file diff --git a/docs/reference/v1.0/power.rst b/docs/reference/v1.0/power.rst index 9510e68..e0ff9b4 100644 --- a/docs/reference/v1.0/power.rst +++ b/docs/reference/v1.0/power.rst @@ -8,9 +8,9 @@ Supply option is chosen by properly configuring and connecting connectors J9, J1 Figure 9. LimeRFE v1.0 board power supply connectors -There are three ways of providing 5 V supply to the board. It is possible to select one of these ways by placing a jumper at connector J11, Table 4. +There are three ways of providing 5 V supply to the board. It is possible to select one of these ways by placing a jumper at connector J11, Table 8. -.. list-table:: Table 4. Power supply options with connector J11 +.. list-table:: Table 8. Power supply options with connector J11 :header-rows: 1 * - Jumper position diff --git a/docs/reference/v1.0/usb.rst b/docs/reference/v1.0/usb.rst deleted file mode 100644 index 74ddc52..0000000 --- a/docs/reference/v1.0/usb.rst +++ /dev/null @@ -1,4 +0,0 @@ -USB Controller -############## - -USB controller description? \ No newline at end of file diff --git a/docs/reference/v1.31/cons.rst b/docs/reference/v1.31/cons.rst new file mode 100644 index 0000000..ad9f5a1 --- /dev/null +++ b/docs/reference/v1.31/cons.rst @@ -0,0 +1,174 @@ +Connectors +########## + +The top view of the LimeRFE board is shown in Figure 6. The bottom view of the LimeRFE board is shown in Figure 7. + +.. figure:: /images/LimeRFE_v1.31_connectors_top.png + :width: 600 + + Figure 6: LimeRFE v1.31 connectors - top view + +.. figure:: /images/LimeRFE_v1.31_connectors_bot.png + :width: 600 + + Figure 7: LimeRFE v1.31 connectors - bottom view + +.. list-table:: Table 1. Connectors + :header-rows: 1 + + * - Connector + - Description + * - J1 + - RF output – for RX mode (connect to SDR input) + * - J2 + - RF input – for TX mode (connect to SDR output) + * - J3 + - RF input – in RX mode, for all frequency bands + + RF output – in TX mode, for all frequency bands except 30 MHz (HF) band and 50–70 MHz (6 & 4 m) band + * - J4 + - RF output – in TX mode, for all frequency bands except 30 MHz (HF) band and 50–70 MHz (6 & 4 m) band and all Cellular bands + + (Band 1, 2, 3, 7 and 38) + * - J5 + - RF input – in RX mode, for 30 MHz (HF), 50 – 70 MHz (6 & 4 m), + + 144 – 146 MHz (2 m), 220 – 225 MHz (1.25 m) and 430 – 440 MHz (70 cm) bands + + RF output – in TX mode, only for 30 MHz (HF) and 50 – 70 MHz (6 & 4 m) bands + * - J6 + - To connect the output of the log detector to ADC7 input of the microcontroller, in order to measure forward power, place jumper between + + pins 1 and 2. + + To connect the external signal (connected to J13-PIN3) to ADC7 input of the microcontroller, place jumper between pins 2 and 3. + * - J7 + - To connect the output of the log detector to ADC6 input of the microcontroller, in order to measure forward power, place jumper between + + pins 1 and 2. + + To connect the external signal (connected to J13-PIN6) to ADC6 input of the microcontroller, place jumper between pins 2 and 3. + * - J8 + - ICSP bus – MISO (PIN1), SCK (PIN3), MOSI (PIN4), RESET (PIN5), PWR (PIN2), GND (PIN6) + * - J9 + - External 12 V connection – GND (PINs 1, 3), 12 V (PIN 2) + * - J10 + - External 5 V connection – GND (PINs 1, 3), 5 V (PIN 2) + * - J11 + - 5 V source selection: + + 5 V is obtained from DC-DC connector supplied from external 12 V (PIN connection 1-2, jumper position – right); + + 5 V is obtained from USB (PIN connection 3-4, jumper position – center); + + 5 V is obtained from external 5 V supply unit (PIN connection 5-6, jumper position – left). + * - J12 + - This 10-header enables the communication between the SDR and LimeRFE. Denoted as GPIO SDR. + + Such 10-pin GPIO headers are available in all Lime Microsystems’ SDR platforms. + + GPIO – GPIO0 (PIN1), GPIO1 (PIN2), GPIO2 (PIN3), GPIO3 (PIN4), + + These pins are connected to the GPIO sub-system of the LimeRFE. This sub-system provides level shifters and relay drivers, and enables + + communication/control between SDR and other hardware (e.g. additional PA). This sub-system enables the same + + functionality as the LimeSDR GPIO Board (https://wiki.myriadrf.org/LimeSDR_GPIO_Board), but with the number of GPIO pins reduced to 4. + + GPIO – GPIO4 (PIN5), GPIO5 (PIN6) + + These 2 pins provide the 2-way communication between the SDR and the microcontroller on LimeRFE. + + SCL (PIN7), SDA (PIN8) + + These pins enable I2C communication between SDR and LimeRFE. + + GND (PIN9), VDD_CON (PIN10) + + These are supply pins. + * - J13 + - GPIO2_LS (PIN1), GPIO4_LS (PIN2), GPIO5_LS (PIN7), GPIO3_LS (PIN8) + + These pins are part of the GPIO sub-system. + + ADC7 (PIN3), ADC6 (PIN6) + + These pins can be connected to the ADC inputs of the LimeRFE microcontroller by properly setting jumpers on J6 and J7. + + VDDA (PIN5), GND (PIN4) + + These are supply pins. + * - J14 + - VDDA (PIN1), VDD_CON (PIN2) + + Jumper connection only in case that VDDA = VDDA_CONN (For use in relay only mode) + * - J15 + - DC supply for RELAY signals – VCOM (PIN2), GND (PIN1) + * - J16 + - RELAY signals – RELAY_0 (PIN7), RELAY_1 (PIN5), RELAY_2 (PIN3), RELAY_3 (PIN1), VCOM (PINs 2, 4, 6, 8) + * - J17 + - Reverse power RF input (for SWR operation) + * - J18 + - Forward power RF input (for SWR operation) + * - J19 + - This connector connects drain of RD16HHF1 to the either the on-board baluns T1 and T2 or to the external balun (LimeRFE add-on balun board). + + In default configuration (T1 and T2 are used), J29 should be shorted by jumper, as well as the J31 connector. Also, pins 1 and 2 of connector J19 + + should be shorted by jumper for this configuration (jumper in left position). + + If external balun is used (LimeRFE add-on balun board), then connectors J29 and J31 should be left open and pins 2 and 3 of connector J19 should + + be shortened by jumper (jumper in right position). External balun is connected to the board through + + connector J30. Connector J32 is dummy and serves only for mechanical support. All four pins of J32 are connected to ground. + * - J20 + - This connector enables the measurement of the bias current in power amplifier for 1240–1325 MHz (23 cm) band. Pins should be shorted by jumper + + for normal operation. + * - J22 + - Connects GPIO3 to GPIO3_CONN (PIN connection 2-3) or to GPIO5 (PIN connection 1-2). + + The intention is to enable one of the level-shifters/relay-drivers to be controlled directly from the LimeRFE microcontroller. + * - J23 + - External 12 V connection + * - J24 + - This connector enables the measurement of the bias current in power amplifier for 144–146 MHz (2 m) band. Pins should be shorted by jumper + + for normal operation. + * - J25 + - This connector enables the measurement of the bias current in power amplifier for 220–225 MHz (1.25 m) band. Pins should be shorted by jumper + + for normal operation. + * - J26 + - This connector enables the measurement of the bias current in power amplifier for 430–440 MHz (70 cm) band. Pins should be shorted by jumper + + for normal operation. + * - J27 + - This connector enables the measurement of the bias current in power amplifier for 902–928 MHz (33 cm) band. Pins should be shorted by jumper + + for normal operation. + * - J29 + - Please refer to the description of J19. + * - J30 + - Please refer to the description of J19. + * - J31 + - Please refer to the description of J19. + * - J32 + - Please refer to the description of J19. + * - J36 + - This connector enables the measurement of the bias current in power amplifier for 30 MHz (HF) band. Pins should be shorted by jumper for normal + + operation. + * - SW1 + - LimeRFE microcontroller RESET push-switch + * - SW2 + - GPIO to/from level shifted signals (GPIO_LS): + + When the switches are in position closer to PIN1 (marked with dot), direction signal is high, direction is GPIO → GPIO_LS; + + When the switches are in position away from PIN1 (marked with dot), direction signal is low, direction is GPIO_LS → GPIO. + * - CON1 + - Micro USB type B connector + * - P1 + - 3-pin fan connector for external fan \ No newline at end of file diff --git a/docs/reference/v1.31/gpios.rst b/docs/reference/v1.31/gpios.rst new file mode 100644 index 0000000..c05cbd8 --- /dev/null +++ b/docs/reference/v1.31/gpios.rst @@ -0,0 +1,120 @@ +GPIOs +##### + +There are 2 GPIOs connectors. + +.. list-table:: Table 5. GPIO and I2C connector (J12) + :header-rows: 1 + :stub-columns: 1 + + * - Connector pin + - Schematic signal name + - MCU pin + - I/O standard + - Comment + * - 1 + - GPIO0 + - + - + - + * - 2 + - GPIO1 + - + - + - + * - 3 + - GPIO2 + - + - + - + * - 4 + - GPIO3 + - + - + - + * - 5 + - GPIO4 + - + - + - + * - 6 + - GPIO5_CONN + - + - + - + * - 7 + - SCL + - + - + - + * - 8 + - SDA + - + - + - + * - 9 + - GND + - + - + - + * - 10 + - VDD_I2C? + - + - + - + +.. list-table:: Table 6. GPIO_LS and ADC connector (J13) + :header-rows: 1 + :stub-columns: 1 + + * - Connector pin + - Schematic signal name + - MCU pin + - I/O standard + - Comment + * - 1 + - GPIO2_LS + - + - + - + * - 2 + - GPIO4_LS + - + - + - + * - 3 + - ADC1 + - + - + - + * - 4 + - GND + - + - + - + * - 5 + - VDDA? + - + - + - + * - 6 + - ADC2 + - + - + - + * - 7 + - GPIO5_LS + - + - + - + * - 8 + - GPIO3_LS + - + - + - + + + + + + diff --git a/docs/reference/v1.31/index.rst b/docs/reference/v1.31/index.rst new file mode 100644 index 0000000..1fd8409 --- /dev/null +++ b/docs/reference/v1.31/index.rst @@ -0,0 +1,27 @@ +v1.31 +##### + +.. toctree:: + :maxdepth: 3 + :hidden: + + overview + cons + rxblock + txblock + leds + gpios + peripheralinterfaces + power + +This is the Reference Manual for LimeRFE v1.31 hardware. + +.. figure:: /images/LimeRFE_v1.31_3D_top.png + :width: 600 + + Figure 1: LimeRFE v1.31 board top view + +.. figure:: /images/LimeRFE_v1.31_3D_bot.png + :width: 600 + + Figure 2: LimeRFE v1.31 board bottom view \ No newline at end of file diff --git a/docs/reference/v1.31/leds.rst b/docs/reference/v1.31/leds.rst new file mode 100644 index 0000000..0f42156 --- /dev/null +++ b/docs/reference/v1.31/leds.rst @@ -0,0 +1,37 @@ +LEDs +#### + +The LimeRFE board includes ten indicator LEDs. Their positions on the board are shown in Figure 9. + +.. figure:: /images/LimeRFE_v1.31_components_LEDs.png + :width: 600 + + Figure 9. LimeRFE v1.31 indication LEDs + +LEDs funcions are described in table 4. + +.. list-table:: Table 4. Default LEDs configuration + :header-rows: 1 + :stub-columns: 1 + + * - Board Reference + - Description + * - D1, D2 + - USB to serial communication indicator + * - D3 + - +3V power indicator + * - D7 + - +5V_MCU power indicator + * - D9 + - +7.5V power indicator + * - D10 + - GPIO2 indicator + * - D11 + - GPIO4 indicator + * - D13 + - GPIO3 indicator + * - D14 + - GPIO5 indicator + * - D36 + - +2.5V power indicator + diff --git a/docs/reference/v1.31/overview.rst b/docs/reference/v1.31/overview.rst new file mode 100644 index 0000000..f94282c --- /dev/null +++ b/docs/reference/v1.31/overview.rst @@ -0,0 +1,25 @@ +Overview +######## + +The scope of this chapter is in detailed explanation of the block diagram of the LimeRFE board. The above mentioned block diagram is shown in Figure 3. Please keep in mind that this block diagram depicts only RF part of the board. + +.. figure:: /images/LimeRFE_v1.31_diagrams_BD.png + :width: 600 + + Figure 3: LimeRFE v1.31 board block diagram + +Basically, the board comprises receiver and transmitter blocks, where both of them have Wideband, HAM and Cellular sub-blocks. These sub-blocks are not strictly divided and separated, for example HAM and Wideband have been realised under the same hardware. Photo of the LimeRFE board, with marked most important RF blocks is shown in Figure 4 and in Figure 5. + +.. figure:: /images/LimeRFE_v1.31_components_top.png + :width: 600 + + Figure 4: Receiver and transmitter sub-blocks – Top view + +.. figure:: /images/LimeRFE_v1.31_components_bot.png + :width: 600 + + Figure 5: Receiver and transmitter sub-blocks – Bottom view + +**Missing Board components table** + +A more detailed description is provided in the following sections. \ No newline at end of file diff --git a/docs/reference/v1.31/peripheralinterfaces.rst b/docs/reference/v1.31/peripheralinterfaces.rst new file mode 100644 index 0000000..7fcb0b9 --- /dev/null +++ b/docs/reference/v1.31/peripheralinterfaces.rst @@ -0,0 +1,43 @@ +ICSP +#### + +ICSP connectors pinout is given in table 7. + +.. list-table:: Table 7. ICSP connector pinout (J8) + :stub-columns: 1 + + * - Connector pin + - Schematic signal name + - MCU pin + - I/O standard + - Comment + * - 1 + - MISO + - + - + - + * - 2 + - +5V_ICSP + - + - + - + * - 3 + - SCK + - + - + - + * - 4 + - MOSI + - + - + - + * - 5 + - RESET + - + - + - + * - 6 + - GND + - + - + - \ No newline at end of file diff --git a/docs/reference/v1.31/power.rst b/docs/reference/v1.31/power.rst new file mode 100644 index 0000000..1f2445b --- /dev/null +++ b/docs/reference/v1.31/power.rst @@ -0,0 +1,34 @@ +Power Supply +############ + +Supply option is chosen by properly configuring and connecting connectors J9, J10, J11, J23 and CON1 (this is micro USB type B connector). All of these connectors except CON1 are placed in top layer, in the lower-right part of the LimeRFE board, shown in Figure 4. CON1 connector is in bottom layer, in the upper-right part of the LimeRFE board. + +.. figure:: /images/LimeRFE_v1.31_pwrcon.png + :width: 600 + + Figure 9. LimeRFE v1.31 board power supply connectors + +There are three ways of providing 5 V supply to the board. It is possible to select one of these ways by placing a jumper at connector J11, Table 8. + +.. list-table:: Table 8. Power supply options with connector J11 + :header-rows: 1 + + * - Jumper position + - Selected option + - Comments + * - Left (Pins 5-6) + - External 5 V power supply + - 5 V is obtained from J10 + * - Centre (Pins 3-4) + - Internal 5 V from USB + - 5 V is obtained from USB cable + * - Right (Pins 1-2) + - 5 V from external 12 V power supply + - 5 V is obtained from DC – DC convertor which is + + supplied from 12 V. 12 V is obtained from J9 or J23 + +Preferred configuration of J11 connector is at jumper position – right (Pins 1-2), where 5V is obtained from the 12 V power supply. In this configuration either J9 or J23 are connected to external 12 V power supply. + +.. warning:: + A 12 V input is required to achieve full transmitter functionality \ No newline at end of file diff --git a/docs/reference/v1.31/rxblock.rst b/docs/reference/v1.31/rxblock.rst new file mode 100644 index 0000000..c20c8cb --- /dev/null +++ b/docs/reference/v1.31/rxblock.rst @@ -0,0 +1,139 @@ +Receiver Block +############## + +Connectors +********** + +* J3 as input connector for all bands +* J5 as input connector, but without bands: HAM 902 – 928 MHz (33 cm), HAM 1240 – 1325 MHz (23 cm), HAM 2300 – 2450 (13 cm), 3300 – 3500 MHz (9 cm), Cellular Band 1, Cellular Band 2 / PCS – 1900, Cellular Band 3 / DCS – 1800, Cellular Band 7 and Cellular Band 38; +* J1 as output connector for all bands + +Sub-blocks +********** + +* Cellular receiver +* HAM/Wideband receiver + +From the RX input of the LimeRFE board, the signal is guided to Cellular or HAM/Wideband receive sub-blocks. Once again, depending on selected configuration (primarily regarding the frequency of received signal), the signal is guided through various switches, filters and duplexers to the amplifier units. After amplification, the signal passes again through various switches and filters and is brought to the variable attenuator. This software controlled attenuator can change attenuation 0 − 14 dB in steps of 2 dB. Table 2 gives full, in details, description of signal paths, depending on chosen RX configuration. + +Configuration +************* + +.. list-table:: Table 2. RX configurations and corresponding RF signal path + :header-rows: 1 + + * - Type + - Channel/Band + - Signal path + * - Wideband + - 1–1000 MHz + - (J3 / SKY13414) or (J5 / EE2-5NU-L) / HMC544A / GALI-74+ / PE4245 / + + (AM/FM Notch filter) or (bypass) / PE4245 / MASW-008566 / bypass / + + MASW-008566 / HMC544A / F1956NBGI8 / J1 + * - Wideband + - 1000–4000 MHz + - J3 / SKY13414 / TQP3M9008 / SKY13415 / bypass / SKY13416 + + HMC544A / F1956NBGI8 / J1 + * - HAM + - 30 MHz + + (HF) + - (J5 / EE2-5NU-L) or (J3 / SKY13414) / HMC544A / GALI-74+ / PE4245 / + + (AM/FM Notch filter) or (bypass) / PE4245 / MASW-008566 / HMC5444A / + + filter 0–30 MHz / HMC544A / MASW-008566 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 50–70 MHz + + (6 & 4 m) + - (J5 / EE2-5NU-LI) or (J3 / SKY13414) / HMC544A / GALI-74+ / PE4245 + + (AM/FM Notch filter) or (bypass) / PE4245 / MASW-008566 / HMC5444A / + + filter 50–70 MHz / HMC544A / MASW-008566 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 144–146 MHz + + (2 m) + - (J3 / SKY13414) or (J5 / EE2-5NU-L) / HMC544A / GALI-74+ / PE4245 / + + (AM/FM Notch filter) or (bypass) / PE4245 / MASW-008566 / HMC544A / + + filter 140–150 MHz / HMC544A / MASW-008566 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 220–225 MHz + + (1.25 m) + - (J3 / SKY13414) or (J5 / EE2-5NU-L) / HMC544A / GALI-74+ / PE4245 / + + (AM/FM Notch filter) or (bypass) / PE4245 / MASW-008566 / HMC544A / + + filter 219–225 MHz / HMC544A / MASW-008566 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 430–440 MHz + + (70 cm) + - (J3 / SKY13414) or (J5 / EE2-5NU-L) / HMC544A / GALI-74+ / PE4245 / + + (AM/FM Notch filter) or (bypass) / PE4245 / MASW-008566 / + + filter 400–450 MHz / MASW-008566 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 902–928 MHz + + (33 cm) + - J3 / SKY13414 / TQP3M9008 / SKY13415 / filter 902–928 MHz / + + SKY13416 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 1240–1325 MHz + + (23 cm) + - J3 / SKY13414 / TQP3M9008 / SKY13415 / filter 1.22–1.42 GHz / + + SKY13416 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 2300–2450 MHz + + (13 cm) + - J3 / SKY13414 / TQP3M9008 / SKY13415 / filter 2.3–2.5 GHz / + + SKY13416 / HMC544A / F1956NBGI8 / J1 + * - HAM + - 3300–3500 MHz + - J3 / SKY13414 / TQP3M9008 / SKY13415 / filter 3.3–3.7 GHz / + + SKY13416 / HMC544A / F1956NBGI8 / J1 + * - Cellular + - Band 1 + - J3 / SKY13414 / SKY13415 / QPQ1282 / SKY13415 / TQP3M9037 / + + SKY13416 / HMC544A / F1956NBGI8 / J1 + * - Cellular + - Band 2 / + + PCS-1900 + - J3 / SKY13414 / SKY13415 / TQM963014 / SKY13415 / TQP3M963014 / + + SKY13416 / HMC544A / F1956NBGI8 / J1 + * - Cellular + - Band 3 / + + DCS-1800 + - J3 / SKY13414 / SKY13415 / QPQ1297 (TQQ6103) / SKY13415 / + + TQP3M9037 / SKY13416 / HMC544A / F1956NBGI8 / J1 + * - Cellular + - Band 7 + - J3 / SKY13414 / SKY13415 / TQQ6107 (QPQ1270) / SKY13415 / + + TQP3M9037 / SKY13416 / HMC544A / F1956NBGI8 / J1 + * - Cellular + - Band 38 + - J3 / SKY13414 / SKY13415 / 885026 / SKY13370 / SKY13415 / + + TQP3M9037 / SKY13416 / HMC544A / F1956NBGI8 / J1 \ No newline at end of file diff --git a/docs/reference/v1.31/txblock.rst b/docs/reference/v1.31/txblock.rst new file mode 100644 index 0000000..d5ca812 --- /dev/null +++ b/docs/reference/v1.31/txblock.rst @@ -0,0 +1,136 @@ +Transmitter Block +################# + +Connectors +********** + +* J2 as input connector for all bands +* J3 as output connector, but without 30 MHz (HF) and 50–70 MHz (6 & m) bands +* J4 as output connector, but without 30 MHz (HF), 50–70 MHz (6 & 4 m) and all Cellular bands (Band 1, 2, 3, 7 and 38) +* J5 as output connector, only for 30 MHz (HF) and 50–70 MHz (6 & 4 m) bands + +Sub-blocks +********** + +* Cellular transmitter +* HAM-Wideband transmitter + +From the TX input of the LimeRFE board, the signal is guided to Cellular or HAM-Wideband transmitter. Depending on selected configuration (primarily regarding the frequency of received signal), the signal is guided through various switches and filters to the amplifiers units. After amplification, the signal passes again through various switches, duplexers and filters. Table 3 gives full, in details, description of signal paths, depending on chosen TX configuration. + +Configuration +************* + +.. list-table:: Table 3. TX configurations and corresponding RF signal path + :header-rows: 1 + + * - Type + - Channel/Band + - Signal path + * - Wideband + - 1–1000 MHz + - J2 / HMC544A / MASW-008566 / QPA6489ATR13 / RD01MUS2B / SKY13418 / + + SKYA21003 / (J4) or (SKY13414 / J3) + * - Wideband + - 1000–4000 MHz + - J2 / HMC544A / SKY13414 / QPA6489ATR13 / SKY13415 / MAAM-009286 / + + SKY13418 / SKYA21003 / (J4) or (SKY13414 / J3) + * - HAM + - 30 MHz + + (HF) + - J2 / HMC544A / MASW-008566 / RD01MUS2B / RD16HHF1 / + + EE2-5NU-L / filter 30 MHz / EE2-5NU-L / EE2-5NU-L / J5 + * - HAM + - 50–70 MHz + + (6 & 4 m) + - J2 / HMC544A / MASW-008566 / RD01MUS2B / RD16HHF1 / + + EE2-5NU-L / filter 70 MHz / EE2-5NU-L / EE2-5NU-L / J5 + * - HAM + - 144–146 MHz + + (2 m) + - J2 / HMC544A / MASW-008566 / RD01MUS2B / AFT09MS007NT1 / + + filter 145 MHz / HMC544A / SKY13418 / SKYA21003 / (J4) or (SKY13414 / J3) + * - HAM + - 220–225 MHz + + (1.25 m) + - J2 / HMC544A / MASW-008566 / RD01MUS2B / AFT09MS007NT1 / + + filter 225 MHz / HMC544A / SKY13418 / SKYA21003 / (J4) or (SKY13414 / J3) + * - HAM + - 430–440 MHz + + (70 cm) + - J2 / HMC544A / SKY13414 / RD01MUS2B / AFT09MS007NT1 / + + filter 435 MHz / SKY13418 / SKYA21003 / (J4) or (SKY13414 / J3) + * - HAM + - 902–928 MHz + + (33 cm) + - J2 / HMC544A / SKY13414 / QPA6489ATR13 / SKY13415 / RFM04U6P / + + filter 930 MHz / SKY13418 / SKYA21003 / (J4) or (SKY13414 / J3) + * - HAM + - 1240–1325 MHz + + (23 cm) + - J2 / HMC544A / SKY13414 / QPA6489ATR13 / SKY13415 / RD01MUS2B / + + RD01MUS2B / filter 1280 MHz / SKY13418 / SKYA21003 / + + (J4) or (SKY13414 / J3) + * - HAM + - 2300–2450 MHz + + (13 cm) + - J2 / HMC544A / SKY13414 / QPA6489ATR13 / SKY13415 / QPA9426 / + + filter 2400 MHz / SKY13418 / SKYA21003 / (J4) or (SKY13414 / J3) + * - HAM + - 3300–3500 MHz + - J2 / HMC544A / SKY13414 / QPA6489ATR13 / SKY13415 / MAAM-009560 / + + filter 3500 MHz / SKY13418 / SKYA21003 / (J4) or (SKY13414 / J3) + * - Cellular + - Band 1 + - J2 / HMC544A / SKY13414 / RFGA2054 / SKY13415 / B39212B9451P810 / + + SKY13414 / QPA9419 (TQP9421) / SKY13414 / QPQ1282 / SKY13415 / SKY13414 / J3 + * - Cellular + - Band 2 / + + PCS-1900 + - J2 / HMC544A / SKY13414 / RFGA2054 / SKY13415 / B39202B9477P810 / + + SKY13414 / QPA9419 (TQP9421) / SKY13414 / TQM963014 / SKY13415 / SKY13414 / + + J3 + * - Cellular + - Band 3 / + + DCS-1800 + - J2 / HMC544A / SKY13414 / RFGA2054 / SKY13415 / F6QA1G842M2AN-J / + + SKY13414 / QPA9419 (TQP9421) / SKY13414 / QPQ1297 (TQQ6103) / SKY13415 / + + SKY13414 / J3 + * - Cellular + - Band 7 + - J2 / HMC544A / SKY13414 / RFGA2054 / SKY13415 / F6QA2G655M2QH-J / + + SKY13414 / QPA9426 / SKY21003 / TQQ6107 (QPQ1270) / SKY13415 / SKY13414 / + + J3 + * - Cellular + - Band 38 + - J2 / HMC544A / SKY13414 / RFGA2054 / SKY13415 / SKY13414 / QPA9426 / + + SKY21003 / SKY13370 / 885026 / SKY13415 / SKY13414 / J3 \ No newline at end of file diff --git a/docs/user/clock.rst b/docs/user/clock.rst deleted file mode 100644 index dbea34f..0000000 --- a/docs/user/clock.rst +++ /dev/null @@ -1,6 +0,0 @@ -Reference Clock -############### - -onboard Reference clock? - -Reference clock input / output connectors?- \ No newline at end of file diff --git a/docs/user/index.rst b/docs/user/index.rst index ca64981..b8add5e 100644 --- a/docs/user/index.rst +++ b/docs/user/index.rst @@ -7,14 +7,7 @@ User Guide versions setup - clock software examples/index -The User Guide provides information that is specific to LimeRFE hardware. - -.. note:: - For usage information which is common to all LimeSDR devices, such as installing drivers, using the command line utilities, and software plug-ins and applications, please refer to the :external+quickstart:ref:`SDR Quick Start `. - - - +The User Guide provides information that is specific to LimeRFE hardware. \ No newline at end of file diff --git a/docs/user/setup.rst b/docs/user/setup.rst index cbeb10e..f2b2ab2 100644 --- a/docs/user/setup.rst +++ b/docs/user/setup.rst @@ -12,9 +12,20 @@ There are 2 possible ways to run the LimeRFE board: Cooling ******* -Fan mounting holes and Fan connectors? +The LimeRFE board ships with a pre-installed heatsink. Under normal ambient temperature conditions, passive cooling is sufficient to maintain stable and reliable board operation. -Heatsink parameters? +Default heatsink part number is 567-558-75AB: + + * Mounting Style:Screw. + * Heat sink Material:Aluminum. + * Fin Style:Rectangular Fin. + * Thermal Resistance:1.8 C/W. + * Power Dissipation @ Temperature Rise 12.0W @ 40°C. + * Length:61 mm. + * Width:116.8 mm. + * Height:19.1 mm. + +In environments with high ambient temperatures, an external 5V fan can be connected to the P1 connector to provide additional cooling. .. note:: In the event of errors, instability or reduced performance, check the board temperature to ensure that it is within the specified operating range. @@ -22,17 +33,41 @@ Heatsink parameters? RF Connections ************** -Image of LimeRFE board with highlighted RF connectors - .. figure:: /images/LimeRFE_RF_connectors.png :width: 600 - Figure 4: LimeRFE board top with RF connector positions + Figure 3: LimeRFE board top with RF connector positions -Table listing Highlited RF connectors ID (J?, X? or ...), Channel (Ch1, Ch2 or ...) , type (SMA / U.FL or ...) and Frequency range. +.. list-table:: Table 1. RF Connectors + :header-rows: 1 -.. note:: - TX and RX bands frequency ranges are determined by matching networks. These bands frequency ranges can be changed by replacing their matching networks components. + * - Connector + - Description + * - J1 + - RF output – for RX mode (connect to SDR input) + * - J2 + - RF input – for TX mode (connect to SDR output) + * - J3 + - RF input – in RX mode, for all frequency bands + + RF output – in TX mode, for all frequency bands except 30 MHz (HF) band and 50–70 MHz (6 & 4 m) band + * - J4 + - RF output – in TX mode, for all frequency bands except 30 MHz (HF) band, 50–70 MHz (6 & 4 m) band, + + and all Cellular bands (Band 1, 2, 3, 7 and 38) + * - J5 + - RF input – in RX mode, for 30 MHz (HF), 50–70 MHz (6 & 4 m), + 144–146 MHz (2 m), 220–225 MHz (1.25 m) and 430–440 MHz (70 cm) bands + + RF output – in TX mode, only for 30 MHz (HF) and 50–70 MHz (6 & 4 m) bands + * - J17 + - Reverse power RF input (for SWR operation) + * - J18 + - Forward power RF input (for SWR operation) + * - J30 + - Connects external ferrite bead output matching circuit for 30 MHz and 70 MHz band transmitter. + * - J32 + - Connects external ferrite bead output matching circuit for 30 MHz and 70 MHz band transmitter. .. warning:: Care should be taken when connecting external RF signals to the RX inputs, to ensure that the maximum safe input power of +10 dBm is not exceeded, as this may cause permanent damage to the device. diff --git a/docs/user/software.rst b/docs/user/software.rst index c433ee6..fd1ce10 100644 --- a/docs/user/software.rst +++ b/docs/user/software.rst @@ -19,14 +19,14 @@ Basic Setup .. figure:: /images/LimeRFE_v1.0_suitegui.jpg :width: 600 - Figure 6: Lime Suite GUI window + Figure 4: Lime Suite GUI window 2. LimeRFE Controls window should appear, Figure 7. This window consists of several panels: Communication, Configuration, Synchronize, RX Channel, TX Channel, Mode, SWR (to display this pannel go to View/Power Meter) and Message Display panel. .. figure:: /images/LimeRFE_v1.0_suitectrl.jpg :width: 300 - Figure 7: LimeRFE Controls window (To display SWR pannel go to View/Power Meter) + Figure 5: LimeRFE Controls window (To display SWR pannel go to View/Power Meter) 3. In Communication panels, chose one of two possible options, SDR (this is standard I2C communication) or USB. Keep in mind that for SDR (I2C) communication, an additional LimeSDR board must be connected. For SDR (I2C), a default LimeRFE board address is 0x51. If any other device on SDR (I2C) bus has the same address one of these two devices should change its address. LimeRFE address can be changed in its firmware. After connection the board on I2C bus, button Open Port enables communication. Button Close Port terminates SDR (I2C) communication. @@ -151,7 +151,7 @@ Basic Setup .. figure:: /images/LimeRFE_v1.0_withcalibration.png :width: 300 - Figure 8: LimeRFE Controls window with opened SWR pannel and enabled SWR + Figure 6: LimeRFE Controls window with opened SWR pannel and enabled SWR .. note:: It is important to keep the impedance controlled on all output connectors (J3, J4, and J5, see the next Section for detailed description of the connectors). In the very unlikely situations that the impedance on those ports is very reflective, the power amplifier oscillations might occur, which may damage the board. Hence, it is recommended to connect 50 Ω matched loads/sources, and to terminate the unused ports with 50 Ω terminations. diff --git a/docs/user/versions.rst b/docs/user/versions.rst index b3f455e..7a8ece9 100644 --- a/docs/user/versions.rst +++ b/docs/user/versions.rst @@ -1,21 +1,16 @@ Board Versions ############## -There are currently three versions of the LimeRFE board: v1.0 v1.2 and v1.3. +There are currently three versions of the LimeRFE board: v1.0 and v1.31. -v1.0, v1.2 and v1.3 boards should be treated the same in terms of hardware functionality and software support. +v1.0 and v1.31 boards should be treated the same in terms of hardware functionality and software support. -.. figure:: /images/LimeRFE_v1.3_3D_top.png +.. figure:: /images/LimeRFE_v1.31_3D_top.png :width: 600 - Figure 1: LimeRFE v1.3 board top view + Figure 1: LimeRFE v1.31 board top view -.. figure:: /images/LimeRFE_v1.2_3D_top.png +.. figure:: /images/LimeRFE_v1.0_3d_top.png :width: 600 - Figure 2: LimeRFE v1.2 board top view - -.. figure:: /images/LimeRFE_v1.0_3d_top.jpg - :width: 600 - - Figure 3: LimeRFE v1.0 board top view \ No newline at end of file + Figure 2: LimeRFE v1.0 board top view \ No newline at end of file