-- modbus_read_input_registers(slave, start, qty, delay, connection_id) modbus_rtu_read_input_registers(SLAVE_ADDR, START_ADDR, NUM_REGISTERS, 0, 0) -- Register ...

-- uses codec-parsed register values (modbus_rtu_X / modbus_tcp_X), and writes to InfluxDB v3 async. -- ME31 temperature register: input register 0x0190, function code 0x04 -- Value is signed 16-bit ...

Table 1: ESP8266 technical data. The NodeMCU board generates the supply voltage for the ESP8266 and looks after the programming interface for the microcontroller. Figure 1 shows an overview of the ...