Mitsubishi Electric MELSEC iQ-RJ71C24-R2 - Page 509

APPENDICES APPENDIX
Appendix 3 Buffer Memory
507
A
597
(255H)
613
(265H)
For confirmation
of
communication
result
Transmission sequence status (For
confirmation of MC protocol communication
status)
0: Waiting for receiving command message
1: Receiving command message
2: Command message reception complete
3: Waiting to access CPU module
4: Accessing CPU module
5: CPU module access complete
6: Response message transmission
0R Page 445 Intelligent
function module
monitor
598
(256H)
614
(266H)
On-demand execution results
0: Normal completion Other than 0: Abnormal
completion (error code)
0RW Page 233 Send
Monitoring Time
(timer 2) Setting
Page 448 Error
information clear
599
(257H)
615
(267H)
Data transmission result
0: Normal completion Other than 0: Abnormal
completion (error code)
0RW
600
(258H)
616
(268H)
Data reception result
0: Normal completion Other than 0: Abnormal
completion (error code)
0
601
(259H)
617
(269H)
Use prohibited System area 
602
(25AH)
618
(26AH)
For confirmation
of
communication
result
MC protocol send error code
(excludes 1C frame communication)
0: No error 1 or more: Send error code
0RW
603
(25BH)
619
(26BH)
Receive user frame (nth)
0 : Has not been received
1 to 4: Combination of user frame No.
designations for reception message
0  R 
604 to
607
(25CH to
25FH)
620 to
1023
(26CH to
3FFH)
Use prohibited System area 
1024
(400H)
2048
(800H)
Send/receive
area
*1
Send data quantity designation
0: No designation 1 or more: Number of send
data
0 RW Page 57 Receive
area and receive
data arrangement
Page 78 Send area
and send data
arrangement
1025 to
1535
(401H to
5FFH)
2049 to
2559
(801H to
9FFH)
Send data specification
Data to be sent to a target device
0
1536
(600H)
2560
(A00H)
Receive data quantity (Number of data for
which read is requested)
0: No receive data 1 or more: Receive data
quantity
0
1537 to
2047
(601H to
7FFH)
2561 to
3071
(A01H to
BFFH)
Receive data
Data received from a target device
0
3072 to 6911
(C00H to 1AFFH)
For user User setting area (3840 words)
Determined by the user.
0RW 
Address
Dec (Hex)
Purpose Name Defaul
t value
Protocol Reference
CH1 CH2 MC Non Bi Pd