Filter
Top Products
9-33
Chapter 9: Message transfers
9
Write to the system memory (COM = 54(H))
[Format]
COM = 54(H)
SEG = Segment (08(H))
SADRL, H = System memory address (0000(H) to 047F(H)) See page 9-21.
LL, H = Data length (number of bytes)
DATAL to N = Write data
[Function]
- Write the system memory data with the length shown by L, starting from SEG, SADR.
[Execution condition]
- Write enable mode : Mode 2
- PC operation status : Stopping
[Example]
- Set 81(H), 00(H), 00(H), and 04(H) to system memory #204 to #207.
Ë Command
Ë Response
COM SEG SADR
L
SADR
H
L
L
L
H
DATA
1
......
DATA
N
COM RSLT SEG SADR
L
SADR
H
L
L
L
H
System memory
address
0084
(H)
000204
(8)
System memory
address
0084
(H)
000204
(8)
Ë Command
Ë Response
Value at
#204
Value at
#205
Value at
#206
Value at
#207
Data length
Data length
54 08 84 00 04 00 81 00 00 04
54 00 08 84 00 04 00