NPK SOIL SENSOR With Raspberry PI PICO MicroPython code

This video is on getting NPK values using RaspberryPI PICO . RS485 -TTL device used here is Auto Direction enabled.You get Tx,Rx pins on board. CRC calulator online : https://crccalc.com/?method=CRC-16/MO... code download: https://99ba69f9-3a9c-49a1-8c2a-52df0...