Mitsubishi Electric MELSEC iQ-RJ71C24-R4 - Page 518

516
APPENDICES APPENDIX
Appendix 3 Buffer Memory
16640
(4100H)
18432
(4800H)
For confirmation
of protocol
execution
history
Number of stored protocol execution logs
0: No log
1 to 32: Number of stored logs
0  R Page 113 Protocol
Execution Log
Storage Function (for
Predefined Protocol
only)
16641
(4101H)
18433
(4801H)
Protocol execution log write pointer
0: No log
1 to 32: Latest protocol execution log No.
0
16642
(4102H)
18434
(4802H)
Use prohibited System area 
16643
(4103H)
18435
(4803H)
For confirmation
of protocol
execution
history
Execution log 1
Protocol No.
0: No log
1 to 128: Protocol No.
201 to 207: Functional protocol No.
0  R Page 113 Protocol
Execution Log
Storage Function (for
Predefined Protocol
only)
16644 to
16659
(4104H to
4113H)
18436 to
18451
(4804H to
4813H)
Execution log 1
Target device model
0: No protocol executed
Other than 0: Target device model (Up to 32
bytes are stored in ASCII codes.)
0
16660 to
16675
(4114H to
4123H)
18452 to
18467
(4814H to
4823H)
Execution log 1
Protocol name
0: No protocol executed
Other than 0: Protocol name (Up to 32 bytes in
ASCII codes are stored.)
0
16676
(4124H)
18468
(4824H)
Execution log 1
Communication type
0: No protocol executed
1: Send only
2: Receive only
3: Send and receive
14: Functional protocol
15: Unregistered protocol
0
16677
(4125H)
18469
(4825H)
Execution log 1
Protocol execution status
0: Unexecuted
1: Waiting for transmission
2: Sending
3: Waiting for reception
4: Receiving
5: Completed
0
16678
(4126H)
18470
(4826H)
Execution log 1
Execution result
0: Normal completion
Ot
her than 0 (error code): Abnormal completion
0
16679
(4127H)
18471
(4827H)
Execution log 1
Matched packet No.
0: Error occurred, or Communication type of the
executed protocol is "Send only".
1 to 16: Matched receive packet number
0
16680
(4128H)
18472
(4828H)
Execution log 1
Number of retries
0: No retry
1 to 10: Number of retries
0
16681
(4129H)
18473
(4829H)
Use prohibited System area 
Address
Dec (Hex)
Purpose Name Defaul
t value
Protocol Reference
CH1 CH2 MC Non Bi Pd