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Data transfer from the CPU to the CP 521
CPU CP 521
Byte
0
A0
H
Coord.
Coord.
job
byte:
SEND
5X
01
H
H
Coord.
Coord.
info
byte
CPU CP 521
B0
H
Data
Block
transf.
number
5X
01
H
H
Coord.
Coord.
info
byte
Figure 7-3.
7-22
1
2
3
01
nn
nn
H
H
H
Send length
00
xx
nn
H
H
H
Data
Irrel.
Number
valid
of
messages
01
nn
nn
H
H
H
00
01
nn
H
H
H
Data
Block
Number
valid
number
of
messages
Sequence Schematic for Sending Data
4
5
6
nn
nn
xx
H
H
H
End-of-text
Irrelevant
character
CPU CP 521
xx
xx
xx
H
H
H
Irrelevant
nn
nn
nn
H
H
H
Data
CPU CP 521
xx
xx
xx
H
H
H
Irrelevant
GWA 4NEB 812 6030-02b
CP 521
7
xx
H
nn
H
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