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Direct Data Interchange with the IP 240
11.1.2 Job Request Register
The S5 CPU enters the job number in the job request register, thus telling the IP 240 which job it is
to execute.
Job number
Chan. 1 Chan. 2
01
H
31
H
40
H
10
20
H
H
11
21
H
H
12
22
H
H
13 to 16
23 to 26
H
H
17
27
H
H
18
28
H
H
19
29
H
H
1A
2A
H
H
1B
2B
H
H
1D
2D
H
H
Note
The job numbers listed in the table are only a few of all possible job numbers. The
specification of job numbers not included in the above list is not permitted.
11-4
Table 11-2. Contents of the Job Request Register
Functional description for mode
Position decoding
Read interrupt request bytes for both channels
Reset communication with the IP 240 or
terminate following serving of a Read request
Write initial and final
track values for track 1
Write initial and final
track values for track 2
Values for track 3 to 6
Write initial and final
track values for track 7
Write initial and final
track values for track 8
Write zero offset
Write control bits
Read actual value and
status area
Terminate data inter-
change after a Write
cycle
Counting
Read error codes
Write initial count
Write control bits
Read actual value, final
value and status area
Terminate data inter-
change after a Write
cycle
IP 240
Positioning
Reset or terminate
communication with
the IP 240
Write new values for
position 1 to 254
Write new values for
position 1 to 254
Write new position
data for position 0
Write zero offset
Write control bits and
position number 1
to 254
Read actual value, final
value and status area
EWA 4NEB 811 6120-02a
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