Network Card User Manual

Data Exchange
890USE17700 April 2004 121
In total, the Modbus over TCP/IP sample island bus requires 18 registers (registers
45392 through 45409) to support our configuration:
register 45392 STB DDI 3230 data
register 45393 STB DDI 3230 status
register 45396 STB DDI 3420 data
15
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ON/OFF conditions
of inputs 1 and 2
always 0
15
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
always 0
register 45394
STB DDO 3200 echo output data
15
14131211109 876 54 321 0
always 0
register 45395 STB DDO 3200 status
15
14 13 12 11
10
9876
5
4 321 0
echoes module
output data
always 0
15
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ON/OFF conditions
of inputs 1 ... 4
always 0
register 45397 STB DDI 3420 status
15
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
always 0
presence/absence
of PDM short
presence/absence
of PDM short
presence/absence
of PDM or output
short on output 1
presence/absence
of PDM or output
short on output 2