Com Wafer Connectors (Cn1, Cn2, Cn13 And Cn15); Audio Connector (Cn3) - AXIOMTEK CAPA315 User Manual

CAPA315 3.5" Board
2.4.1

COM Wafer Connectors (CN1, CN2, CN13 and CN15)

The CN13, CN15, CN2 and CN1 are 9-pin (pitch=1.25mm) connectors for COM1, COM2,
COM3 and COM4 interface, respectively. All connectors are compliant with Molex
53047-0910. Only COM1 supports RS-232/422/485 communication mode, for further
setting details please refer to BIOS setting in section 4.4.
COM1:
Pin RS-232
1 DCD
2 DSR
3 RXD
4 RTS
5 TXD
6 CTS
7 DTR
8 RI
9 GND
COM2, COM3 and COM4:
Pin RS-232
1 DCD
2 DSR
3 RXD
4 RTS
5 TXD
6 CTS
7 DTR
8 RI
9 GND
2.4.2

Audio Connector (CN3)

This is a 10-pin (pitch=1.25mm) wafer connector, which is compliant with Molex
53047-1010, for audio interface.
Pin Signal
1 MIC_IN
3 LINE_IN_L
5 LINE_IN_R
7 AUDIO_OUT_L
9 AUDIO_OUT_R
12
RS-422 RS-485
TX- Data-
No use No use
TX+ Data+
No use No use
RX+ No use
No use No use
RX- No use
No use No use
No use No use
CN15(COM2)
1
Pin Signal
2 GND
4 GND
6 GND
8 GND
10 GND
CN13(COM1)
1
CN2(COM3)
CN1(COM4)
1
Board and Pin Assignments