Definition
set_modbus_slave(address, val)
Features
It is used to export values to the General Purpose Register area of the Modbus TCP Slave.
Parameters
|
Parameter Name |
Data Type |
Default Value |
Description |
|---|---|---|---|
|
address |
int |
- |
Address value of GPR area (128~255) |
|
val |
int |
- |
2byte value (0~65535) |
Return
|
Value |
Description |
|---|---|
|
0 |
Success |
|
Negative value |
Failure |
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
Python
set_modbus_slave(128, 0)
set_modbus_slave(255, 65535)
Keyword
set_ / modbus / slave / set_modbus / modbus_slave