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SMART TRAC DM6420 Multi I/O Card
Engineer's Guide EM-3643-0050 DM6420 Capabilities
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DM6420 Capabilities
DM6420 Ports and Tags
The DM6420 interface card provides the following port input/outputs:
Two digital ports. Digital Port 0 provides 8 bits of I/O. Digital Port 1 provides 1
byte of I/O.
16 analog input ports and 2 analog output ports.
The DM6420 I/O tags are reflected in the Symbol Manager as follows:
Tag
Description
Port0.InBitn
Digital input bit from Port 0.
Port0.OutBitn
Digital output bit from Port 0.
Port0.InByte
Digital input byte from Port 0.
Port0.OutByte
Digital output byte from Port 0.
Port1.InBitn
Digital input bit from Port 1.
Port1.OutBitn
Digital output bit from Port 1.
Port1.InByte
Digital input byte from Port 1.
Port1.OutByte
Digital output byte from Port 1.
AnaIn1-16
Analog inputs from Port1.
AnaOut1-2
Analog outputs from Port2.
Digital
Analog