X20 system modules • Analog input modules • X20AI2438
230
X20 system User's Manual 3.10
A unique control byte must be generated for each segment. In addition, the C0 control byte is generated to keep
communication on standby.
C0 (control byte 0)
C1 (control byte 1)
C2 (control byte 2)
- SegmentLength (0)
=
0 - SegmentLength (6)
=
6 - SegmentLength (1)
=
1
- nextCBPos (0)
=
0 - nextCBPos (0)
=
0 - nextCBPos (0)
=
0
- MessageEndBit (0)
=
0 - MessageEndBit (0)
=
0 - MessageEndBit (1)
=
128
Control byte
Σ
0 Control byte
Σ
6 Control byte
Σ
129
Table 44: FlatStream determination of the control bytes for the default configuration example (part 1)
C3 (control byte 3)
C4 (control byte 4)
C5 (control byte 5)
- SegmentLength (2)
=
2 - SegmentLength (6)
=
6 - SegmentLength (3)
=
3
- nextCBPos (0)
=
0 - nextCBPos (0)
=
0 - nextCBPos (0)
=
0
- MessageEndBit (1)
=
128 - MessageEndBit (0)
=
0 - MessageEndBit (1)
=
128
Control byte
Σ
130 Control byte
Σ
6 Control byte
Σ
131
Table 45: FlatStream determination of the control bytes for the default configuration example (part 2)