I have read data from npk sensors to aurduino. But it is not send to the esp8266. i have made both code in same serial serial also but not working. mod bus we use: Specification & Features : • Compatibility: converts rs485 to ttl and vice- versa. (Transceiver Facility ) • Interface RS485 side: 2…

How to send npk sensors read using aurdino send to esp8266

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