Eaton Electrical PROFIBUS-DP EZ204-DP ユーザーズマニュアル
Read/write image data
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MN05013001E
53
Text function blocks: D1 – D16
The following commands are used to read the logic state of
The following commands are used to read the logic state of
the individual text function blocks (D markers).
Telegram structure
Telegram structure
Table 12: Byte 5 to 6: Data 1 to 2
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
2
Len
01
01
3
Type
94
94
4
Index
00
00
5
Data 1 (Low Byte)
00
J
Table 12
6
Data 2 (High Byte)
00
J
Table 12
7 – 8
Data 3 – 4
00
00
1) Possible causes J page 91
Data 1 Bit 7
6
5
4
3
2
1
0
D1
0/1
D2
0/1
...
...
D8
0/1
Data 2 Bit 7
6
5
4
3
2
1
0
D9
0/1
D10
0/1
...
...
D16
0/1