WAGO 750-643, Manual

Page: 19 / 30

750-643 [MP-Bus Master Module] • 19
Data transfer
WAGO-I/O-SYSTEM 750
I/O Modules
2.1.1.8.2 Message codes for the extended status byte
MSG_CODE DPID DATA Description
Null message
0 D0-4 not used
0 D5 TNO
1 D0-4 not
used
K2F_NULL 0
1 D5 TNO
ERR=0
MP-Bus driver initialization has been carried out.
0 D0-4 not used
0 D5 TNO
1 D0-4 not
used
1 D5 TNO
ERR=1
0 D0 Error
number
0 D1 Extended error status
0 D2-D4 not used
0 D5 TNO
1 D0-D4 not
used
K2F_INIT 1
1 D5 TNO
ERR=0
Module test (transparent MP-Bus communication).
0 D0 Number of data received max. 9 (0D1-5 and 1D0-3)
0 D1-4 Data received
0 D5 TNO
1 D0-D3 Data
received
1 D4 not used
1 D5 TNO
ERR=1
0 D0 Error
number
0 D1 Extended error status
0 D2-D4 not used
0 D5 TNO
1 D0-D4 not
used
K2F_TEST 2
1 D4 TNO
ERR=0
Transmission confirmation. MP-Bus communication for
broadcast telegrams.
0 D0-4 not used
0 D5 TNO
1 D0-4 not
used
1 D5 TNO
ERR=1
0 D0 Error
number
0 D1 Extended error status
0 D2-D4 not used
0 D5 TNO
1 D0-D4 not
used
K2F_COM_T0 3
1 D5 TNO
ERR=0 Communications
confirmation for request-response telegrams.
0 D0-4 MP-Bus telegram according to specification including length
and cross parity.
0 D5 TNO
1
D0-4 MP-Bus telegram according to specification including length
and cross parity.
1 D5 TNO
ERR=1
0 D0 Error
number
0 D1 Extended error status
0 D2-D4 not used
0 D5 TNO
1 D0-D4 not
used
K2F_COM_T1 4
1 D5 TNO