get_modbus_slave(address)
Features
It is used to import values by approaching the General Purpose Register area of the Modbus TCP Slave.
Parameter
| Parameter Name | Data Type | Default Value | Description |
|---|---|---|---|
address | int | - | Address value of the GPR area to read (128~255) |
Return
| Value | Description |
|---|---|
value | Corresponding register value |
Exception
| Exception | Description |
|---|---|
DR_Error (DR_ERROR_TYPE) | Parameter data error occurred |
DR_Error (DR_ERROR_VALUE) | Parameter value is invalid |
DR_Error (DR_ERROR_RUNTIME) | C Extension module error occurred |
DR_Error (DR_ERROR_STOP) | Program terminated forcefully |
Example
PY
value1 = get_modbus_slave(128)
value2 = get_modbus_slave(255)