Advantech PCL-848A/B Specifiche Pagina 32

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Appendix C Register Structure and Format
PCI-1761 User’s Manual 28 Advantech Co., Ltd.
www.advantech.com
C.3 Relay I/O Registers - BASE+0H
The PCI-1761 offers 8-ch relay actuators. These I/O channels use the
input and output ports at addresses BASE+0H.
Table C-2: Register for relay output status
Table C-3: Register for relay output
Note:
The default configuration of the digital output channels is a logic 0.
This avoids damaging external devices during system start-up or
reset since the power on status is set to the default value.
Read Relay Output Status
Bit # 76543210
BASE +0H RS7 RS6 RS5 RS4 RS3 RS2 RS1 RS0
Write Relay Output
Bit # 76543210
BASE +0H RO7 RO6 RO5 RO4 RO3 RO2 RO1 RO0
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