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emelianov / modbus-esp8266

Most complete Modbus library for Arduino. A library that allows your Arduino board to communicate via Modbus protocol, acting as a master, slave or both. Supports network transport (Modbus TCP) and Serial line/RS-485 (Modbus RTU). Supports Modbus TCP Security for ESP8266/ESP32.

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Debug ModbusTCP data received

matiasbarone opened this issue · comments

commented

Im getting ILLEGAL_VALUE when I try to read a Hreg with readHreg function. Im ussing a modbusTCP conecction and readwrite function work fine.

There's a way to get the raw dataframe received? to analyze the data received.

Thanks