KUNBUS-COM EtherCAT
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0x0021 Default values in the
data communication
configure
In this memory register you have the option, to specify the behaviour
of the memory register in case no data from outside is received
anymore on the SSC Modbus RTU or fieldbus interface.
Modbus Register
0x0021
Value Range
0x00-0x3f
Default Value
0x00
Number of bytes available
1
Permanently stored
Yes
Access
Read/Write
Meaning
Bit 1, Bit 0:
SS1 and SS0 (SSC interface)
00: Output data is set to 0 (default value)
01: Output data is set to 1
10: The data last written is retained
Bit 3, Bit 2:
FB1 and FB0 (fieldbus interface)
00: Output data is set to 0 (default value)
01: Output data is set to 1
10: The data last written is retained
Bit 5, Bit 4:
SS1 and SS0 (SDI interface)
00: Output data is set to 0 (default value)
01: Output data is set to 1
10: The data last written is retained
Bit 7, Bit 6:
DPV1 and DPV0 (DPR interface)
00: Output data is set to 0 (default value)
01: Output data is set to 1
10: The data last written is retained
15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
DPV DPV SD
SD
FB
FB
SS
SS
Memory Register