Read data | |
code | func |
0x01 | modbus_read_bits() |
0x02 | modbus_read_input_bits() |
0x03 | modbus_read_registers() |
0x04 | modbus_read_input_registers() |
- | modbus_report_slave_id() |
Write data | |
code | func |
0x05 | modbus_write_bit() |
0x06 | modbus_write_register() |
0x0F | modbus_write_bits() |
0x10 | modbus_write_registers() |
Write and read data | |
code | func |
0x17 | modbus_write_and_read_registers() |
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