Data exchange procedure
For more information visit:
www.EatonElectrical.com
MN05013001E
45
The following tables show the different control commands
possible. These essential control commands fall into three
essential categories – real-time clock, image and function
blocks.
Telegram structure
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In order to use input/output data and control commands
simultaneously:
Only after the “Control commands” data exchange has
been completed, will the I/O data be refreshed.
All specified commands and parameters must be
transferred in hexadecimal format.
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Please also note the relevant description of the real-time
clock provided in the EZ500/700 manual (MN05013003E).
Byte
Meaning
Value (hex), sent by
Master
Slave
0
Toggle byte
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page 44
1
Command
Read
93
–
Write
B3
–
Response
Read successful
–
C2
Write successful
–
C1
Command rejected
–
C0
2
Len
05
05
3
Index
0 – 2
1
0 – 2
1
4 – 8
Data 1 – 4
depending on index,
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Table 6
1) 0 = Time/date,
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Table 6
1 = Summer time,
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Table 7
2 = Winter time,
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Table 8
Содержание PROFIBUS-DP EZ204-DP
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