Update README.md

Author: srohit0

README.md

@@ -1,3 +1,9 @@
 # deepC for arduino
 
 deepC is an open source deep learning framework for on-device inference on embedded devices. This repository is adapted for arduino devices. It enables low-latency inference of on-device machine learning models with a small binary size with low memory and high performance.
+
+# KPNS
+### 1. add -fexceptions, and remove -fno-exceptions
+to the compiler flags to the platform.txt of your Arduino IDE installation files given below:
+  - ${ARDUINO_INSTALLATION}/.arduino15/packages/arduino/hardware/mbed/1.1.4/variants/ARDUINO_NANO33BLE/cxxflags.txt
+  - ${ARDUINO_INSTALLATION}/arduino-1.8.12/hardware/arduino/avr/platform.txt