17 COMMUNICATING USING 1C FRAMES
17.4 Device Memory Read and Write
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17
Communication example
Read data in bit units under the following conditions.
• Message wait: 100 ms
• Head device: X040
• Number of device points: 5 points
(Request data)
■When using BR (ACPU common command)
■When using JR (AnA/AnUCPU common command)
(Response data)
BR
42
H
52
H
58
H
4
30
H
34
H
30
H
05
30
H
35
H
00
30
H
41
H
AX 0
Message wait
Head device
Number of
device points
JR
4A
H
52
H
58
H
4
30
H
34
H
30
H
05
30
H
35
H
00
30
H
41
H
AX 0
30
H
0
30
H
0
Message wait
Head device
Number of
device points
0
30H
(X40)(X41)(X42)(X43)(X44)
1
31H
1
31H
0
30H
1
31H
Data read
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