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SKU1 (Intel® R680E)
∙ COM2
Supports RS-232/ 422/ 485, With Ring/ 0V/ 5V/ 12V (Default set to Ring).
∙ COM3~6
Supports RS-232/ 422/ 485, With 5V/ 12V (Default set to 5V).
SKU2 (Intel® Q670E)
∙ COM2
Supports RS-232/ 422/ 485, With Ring/ 0V/ 5V/ 12V (Default set to Ring).
∙ COM3~6
Supports RS-232, With 5V/ 12V (Default set to 5V)
34
Connectors
RS232
PIN
SIGNAL
DESCRIPTION
1
NDCD
Data Carrier Detect
2
NSIN
Signal In
3
NSOUT
Signal Out
4
NDTR
Data Terminal Ready
5
GND
Signal Ground
6
NDSR
Data Set Ready
7
NRTS
Request To Send
8
NCTS
Clear To Send
9
VCC_COM
VCC_COM
RS422
PIN
SIGNAL
DESCRIPTION
1
422 TXD-
Transmit Data, Negative
2
422 TXD+
Receive Data, Positive
3
422 RXD+
Transmit Data, Positive
4
422 RXD-
Receive Data, Negative
5
GND
Signal Ground
6
NC
No Connection
7
NC
No Connection
8
NC
No Connection
9
NC
No Connection
RS485
PIN
SIGNAL
DESCRIPTION
1
TXD-
Transmit Data, Negative
2
NC
No Connection
3
TXD+
Transmit Data, Positive
4
NC
No Connection
5
GND
Signal Ground
6
NC
No Connection
7
NC
No Connection
8
NC
No Connection
9
NC
No Connection
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