Mitsubishi A953GOT-LBD-M3-H, Hardware Manual

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A953 HANDY GOT Connection to Microcomputer 12
12-12
12.5.7 Random write command (RW)
The contents of the random write command are shown below.
Use example
When "8BH" and "44H" are written respectively to virtual devices D30 and D100 of the GOT
(06H)
ACX
(02H)
STX
Sum
check
Sum check range
(03H)
ETX Address 1
1 byte
2 bytes
518 bytes maximum
Address 2 Data 2
1 byte
8
×
(1 to 64) bytes
Check was normally finished.
RW Data 1
2 bytes
(15H)
NAK
Error occurred.
Data n Address n
D
(02H)
STX R W
H
D30
MH ML L H MH (03H)
Data of D30 ETX
Sum
check
L
2 0 0 3 0 0 0
H
Sent from the host to the GOT
Sent from the GOT to the host
H
0
MH
1
ML
0
L
0
H
0
MH
0
ML
4
L
4
D100 Data of D100
(06H)
ACK
Check was normally finished.
ML
8
L
B
Before execution After execution
D30 0000H
D100 0000H
.
.
.
D30 008BH
. . .
D100 0044H