ended5월 5일· 1 sources
The Modbus Byte-Swap Trap: Why Your PLC Data Looks Like Gibberish
Schneider PLC 통신 오류의 주범, Modbus '바이트 스왑' 함정 탈출하기
Why it matters
The lack of a standardized word order in the aging Modbus protocol leads to frequent data misinterpretation when handling 32-bit floats. Mastering the four common byte-swapping patterns is essential for Python developers to build reliable industrial monitoring systems.
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Schneider PLCModbusFloat32Byte-swapPythonpymodbus