Omron FZ4 Series User Manual page 399

Getting terminal state at once
Retrieves the states of terminals except for DI in batches: Active or Inactive.
Command (PLC to controller)
Command area Command
top channel code
+2 8020
+3 0020
Response (Controller to PLC)
Response
area
15-12
top channel
+2 1000
+3 0000
+4 0000
+5 0000
+6 0000
+7 0000
Getting DI state at once
Gets all the DI terminal ON/OFF states.
Command (PLC to controller)
Command area Command
top channel code
+2 8030
+3 0020
Response (Controller to PLC)
Response
area
15-12
top channel
+2 1000
+3 0000
FZ4 User's Manual
15-12 11-8
1000 0000
0000 0000
Bit
11-8 7-4
0000 0010
0000 0010
0000 0000
0000 0000
0000 0000
0000 0000
15-12 11-8
1000 0000
0000 0000
Bit
11-8 7-4
0000 0011
0000 0010
Communicating through Serial Communication (PLC Link)
Bit
7-4 3-0
0010 0000
0010 0000
3-0
0000
Command code
0000
Store response target command codes.
0000 Response code
Command execution result
OK: 0 (0000 0000)
0000
NG: -1 (FFFF FFFF)
0000 Response data
Terminal state (ON: 1 OFF: 0)
BIT0: STEP0
BIT1: DSA0
0000
BIT2: STEP1
BIT3: DSA1
Bit
7-4 3-0
0011 0000
0010 0000
3-0
0000
Command code
0000
Store response target command codes.
Description
Sets command
codes.
Description
Description
Sets command
codes.
Description
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