STM32 Modbus

RS485 Communication with STM32 using MAX485 Module (UART Tutorial)

MODBUS PROTOCOL 101

Modbus #1. STM32 Master Reads Holding and Input Registers

Modbus #2. STM32 Master Reads Coils and inputs

Modbus #3. STM32 Master Writes single Coil and Holding Register

Modbus #3.1 STM32 Master Writes Multiple Coils and Registers

Modbus #4. STM32 as Slave || Read Holding and Input Registers

Modbus #5. STM32 as Slave || Read Coils and Inputs

Modbus #6. STM32 as Slave || Write Registers

Modbus #7. STM32 as Slave || Writing Coils