advanio Wolf Series RS-485, Руководство пользователя, Страница: 149 / 157

Wolf Series RS-485 Remote I/O Module
Wolf series Remote IO Module User's Manual 141
4.8.5.2 Digital Input Status
Following Modbus address can be used to read digital input channel status:
Address Function R/W Initial Value
00001~00016
10001~10016
(0x0000~0x000F)
DI CH0~CH15 Input Status R All 0
4.8.5.3 Read/Clear the Digital Input Counter
Module has the function of counting the external pulse number of the digital
signal. The maximum frequency must be less than 100Hz. Following Modbus address
can be used to read or clear current counter.
Address Function R/W Initial Value
000145~000160
(0x0090~0x009F)
DI CH0~CH15 Counter Clear W All 0
30001~30016
40001~40016
(0x0000~0x000F)
DI CH0~CH15 DI Counter Value R All 0x0000
40137
(0x0088)
DI CH0~CH15 Counter Edge Define
(Each bit map to corresponding
channel)
1=rising edge 0=falling edge
R/W 0x0000
Refer following description for how counter works:
When Input Active Value Define is 0:
External signal
：
Rising edge counter:
1 active
0 Inactive
Falling edge counter:
1 active
0 Inactive