Example Of Command/Response Format; Writing To Buffer With Write Request From External Device - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

Example of command/response format

The following section shows an example of the command and response format.

■Writing to buffer with write request from external device

• When exchanging data with binary codes
Command format (external device  RJ71EN71)
Subheader Start address
(L)
62H 00H 00H
Random access buffer
Physical address (H)
20000
12H
20001
56H
20002
9AH
20009
9AH
26143
Response format (RJ71EN71  external device)
Subheader End code
E2H 00H
1 FUNCTIONS
102
1.6 Communications Using the Random Access Buffer
Data length
(H) (L) (H) (L) (H)
00H 0AH 00H 34H 12H
(L) Logical address
0
34H
1
78H
2
BCH
9
BCH
6143
Text (10 words)
(L) (H) (L) (H)
78H 56H BCH 9AH
(10 words)
(L) (H)
BCH 9AH