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Arduino PLC programming: industrial applications
    • Structuring PLC logic in Arduino C++: state machines instead of long loops
    • Timers, interrupts and non-blocking code: why delay() breaks a PLC scan
      • Quiz
    • Reading and writing over Modbus RTU and Modbus TCP
      • Quiz
    • Retaining data across power loss: EEPROM and non-volatile storage patterns
      • Quiz
    • Watchdog and fail-safe design for unattended machines
      • Quiz
    • Expanding I/O over I2C with M-Duino or Ardbox
      • Quiz
    • Connecting to Node-RED for a first SCADA-style dashboard
      • Quiz
    • Debugging on the shop floor: serial monitor, logic analyzers and common wiring mistakes
      • Quiz