Copy all blocks from the library into the ‘Program blocks’ of the Project tree of your
project.
n FB 876 - VMC_ConfigMaster_RTU
n FB 877 - VMC_ComManager_RTU
n FB 878 - VMC_RWParameterSys_RTU
n FB 879 - VMC_ReadParameter_RTU
n FB 880 - VMC_WriteParameter_RTU
n FB 881 - VMC_InitV1000_RTU
n FB 882 - VMC_AxisControlV1000_RTU
n FB 60 - SEND
n FB 61 - RECEIVE
n FB 72 - RTU MB_MASTER
n FC 216 - SER_CFG
n FC 217 - SER_SND
n FC 218 - SER_RCV
n UDT 877 - VMC_ComSlavesRTU_REF
n UDT 878 - VMC_ComObjectRTU_REF
n UDT 879 - VMC_AxisRTU_REF
n UDT 881 - VMC_ConfigV1000RTU_REF
n SFB 4 - TON
13.5.6.3.3 Create OB 100 for serial communication
1.
Click at ‘Project tree è ...CPU...PLC program è Program blocks
è Add new block’.
ð
The dialog ‘Add block’ is opened.
2. Enter OB 100 and confirm with [OK].
ð
OB 100 is created and opened.
3. Add a Call FB876, DB876 to the OB 100.
ð
The block call is created and a dialog opens to specify the instance data block
‘VMC_ConfigMaster_RTU_876’ .
4. Confirm the query of the instance data block with [OK].
5. Specify the following parameters:
Call FB876, DB876
Ä
Chap. 13.5.7.5 ‘FB 876 - VMC_ConfigMaster_RTU - Modbus RTU CPU interface’ page 504
Baudrate := B#16#09 // Baud rate: 09h (9600bit/s) IN: BYTE
CharLen := B#16#03 // Number data bits: 03h (8bit) IN: BYTE
Parity := B#16#00 // Parity: 0 (none) IN: BYTE
StopBits := B#16#01 // Stop bits: 1 (1bit) IN: BYTE
TimeOut := W#16#1FFF // Error wait time: 1FFFh (high selected) IN: WORD
Valid := "ModbusConfigValid" // Configuration OUT BOOL
Error := "ModbusConfigError" // Error feedback OUT BOOL
ErrorID := "ModbusConfigErrorID" // Additional error information OUT: WORD
Copy blocks into project
VIPA SPEED7
Motion control - Simple Motion Control Library
Usage inverter drive via Modbus RTU > Usage in Siemens TIA Portal
HB00 | OPL_SP7 | Operation list | en | 18-30 497
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