The transceiver connects to the UART of the MCU. For ESP32, pin 16 to TXD and pin 17 to RXD are the default ones but any other pins can be used as well. 3.3V to VCC and naturally GND to GND. If You ...
This sketch runs on an ESP8266 and reads data from Growatt Solar Inverter over RS485 Modbus and publishes the data over MQTT. This code can be modified for any Gorwatt inverters, it has been tested on ...
EDATEC has recently released the ED-IPC1000 and ED-IPC1100 Raspberry Pi CM0 -based industrial box PCs with DIN-rail mounting ...