Iei-integration WAFER-945GSE v2.01 Manual de usuario descargar pdf (Pagina 46)

WAFER-945GSE 3.5" Motherboard

Page 31

Pin Description Pin Description

13 RECEIVE DATA (RXD4) 14 REQUEST TO SEND (RTS4)

15 TRANSMIT DATA (TXD4) 16 CLEAR TO SEND (CTS4)

17 DATA TERMINAL READY (DTR4) 18 RING INDICATOR (RI4)

19 GND 20 GND

21 DATA CARRIER DETECT (DCD5) 22 DATA SET READY (DSR5)

23 RECEIVE DATA (RXD5) 24 REQUEST TO SEND (RTS5)

25 TRANSMIT DATA (TXD5) 26 CLEAR TO SEND (CTS5)

27 DATA TERMINAL READY (DTR5) 28 RING INDICATOR (RI5)

29 GND 30 GND

31 DATA CARRIER DETECT (DCD6 32 DATA SET READY (DSR6)

33 RECEIVE DATA (RXD6) 34 REQUEST TO SEND (RTS6)

35 TRANSMIT DATA (TXD6 36 CLEAR TO SEND (CTS6)

37 DATA TERMINAL READY (DTR6 38 RING INDICATOR (RI6)

39 GND 40 GND

Table 3-17: COM3 to COM6 Connector Pinouts

3.2.16 Serial Port Connector, RS-232/422/485

CN Label: COM2

CN Type:

14-pin header

CN Location:

See Figure 3-17

CN Pinouts:

See Table 3-18

The 14-pin serial port connector connects to the COM2 serial communications channels.

COM2 is a multi function channel. In default mode COM2 is an RS-232 serial

communication channel but, with the COM2 function select jumper, can be configured as

either an RS-422 or RS-485 serial communications channel.

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Iei-integration WAFER-945GSE v2.01 Manual de usuario Pagina 46