C.17 COM2

 

 

1

2

3

4

5

 

 

 

6

7

8

9

Table C-20: COM2

 

 

 

 

 

Pin

Signal

 

 

 

 

 

 

RS-232

RS-422

 

 

RS-485

1

DCD

TX-

 

 

 

DATA-

2

RX

TX+

 

 

 

DATA+

3

TX

RX+

 

 

 

---

4

DTR

RX-

 

 

 

---

5

GND

GND

 

 

 

---

6

DSR

---

 

 

 

---

7

RTS

---

 

 

 

---

8

CTS

---

 

 

 

---

9

RI

---

 

 

 

---

1 4 8 IPPC-9120/9150 Series User’s Manual

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Advantech IPPC-9150, IPPC-9120 user manual 17 COM2