Iei-integration PCIE-Q870-i2 Manual de usuario descargar pdf (Pagina 53)

PCIE-Q870-i2 PICMG 1.3 CPU Card

Page 36

Pin Description Pin Description

1 DCD 2 DSR

3 RXD 4 RST

5 TXD 6 CTS

7 DTR 8 RI

9 GND 10 GND

Table 3-20: RS-232 Serial Port Connector Pinouts

3.2.20 Serial Port Connector, RS-422/485

CN Label: COM2

CN Type:

4-pin wafer

CN Location:

See Figure 3-21

CN Pinouts:

See Table 3-21

This connector provides RS-422 or RS-485 communications.

Figure 3-21: RS-422/485 Connector Location

Pin Description Pin Description

1 RXD422- 3 TXD422+/TXD485+

2 RXD422+ 4 TXD422-/TXD485-

Table 3-21: RS-422/485 Connector Pinouts

Use the optional RS-422/485 cable to connect to a serial device. The pinouts of the DB-9

connector are listed below.

1 2 ... 48 49 50 51 52 53 54 55 56 57 58 ... 216 217

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Iei-integration PCIE-Q870-i2 Manual de usuario Pagina 53