C, C++:
Peripheral Data Read and Write Parameter Structure `rm_peripheral_read_write_params_t`

Class member variable description

Communication port port
0: controller RS485 port, 1: end interface board RS485 port, 3: controller ModbusTCP device
C++
```
int rm_peripheral_read_write_params_t::port
```

Data starting address `address`

C++

int rm_peripheral_read_write_params_t::address

Peripheral device address `device`

C++

int rm_peripheral_read_write_params_t::device

Volume of data to be read `num`

C++

int rm_peripheral_read_write_params_t::num