This section contains information on the following topics:
- Dependencies between library versions (S7-1200, S7-1500)
- Overview of the Modbus RTU communication (S7-1200, S7-1500)
- Modbus_Comm_Load: Configure communication module for Modbus (S7-1200, S7-1500)
- Modbus_Master: Communicate as Modbus master (S7-1200, S7-1500)
- Modbus_Slave (S7-1200, S7-1500)
- Frame structure (S7-1200, S7-1500)
- Error messages (S7-1200, S7-1500)