PfofiBus Gateway
Example of Address Configuration
Output from PLC
⇒
Gateway Unit
⇒
Input to each axis
Output from each axis
⇒
Gateway Unit
⇒
Input to PLC
Byte
address
Upper byte
Lower byte
Upper byte
Lower byte
Gateway control signal 0
Gateway control signal 1
Request command
Data 0
Data 1
Data 2
Data 3
Data 4
Data 5
Positioner operation axis (0) control signal
Positioner operation axis (1) control signal
Positioner operation axis (2) control signal
Positioner operation axis (3) control signal
Simple direct operation axis (4)*2 control signal
Simple direct operation axis (5) control signal
Simple direct operation axis (6) control signal
Simple direct operation axis (7) control signal
Gateway status signal 0
Gateway status signal 1
Response command
Data 0
Data 1
Data 2
Data 3
Data 4
Data 5
Fixed
area
2 bytes
6 bytes
Small mode
(64 bytes)
Middle mode
(128 bytes)
Large mode
(160 bytes)
Cannot be used.
Cannot be used.
2 bytes
8 bytes
Positioner operation axis (0) status signal
Positioner operation axis (1) status signal
Positioner operation axis (2) status signal
Positioner operation axis (3) status signal
Simple direct operation axis (4) status signal
Simple direct operation axis (5) status signal
Simple direct operation axis (6) status signal
Simple direct operation axis (7) status signal
Gateway
control
area
Command
I/O area
Command
I/O area
Axis control
area
*1 The byte address Byte+ indicates a relative address from the initial byte address of the gateway.
*2 The numbers in parentheses ( ) indicate axis numbers on the SIO communication network.
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