Read/write image data
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Local outputs: Q1 – Q8
The local outputs can be read directly via the PROFIBUS-DP
fieldbus.
Telegram structure
Table 18: Byte 5: Data 1
Example:
Data 1 = 52
hex
J Q2, Q5 and Q7 are active.
Byte Meaning Value (hex), sent by
Master Slave
0 Toggle byte J page 44
1 Command: Read
88 –
Response:
Read successful – C2
Command
rejected
– C0
1)
2Len 01 01
3Type
85 85
4 Index 00 00
5 Data 1 (Low Byte) 00 J Table 18
6 – 8 Data 2 – 4 00 00
1) Possible causes J page 91
Data 1
Bit 7 6 5 4 3 2 1 0
Q1
0/1
Q2 0/1
.. ..
Q8 0/1
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