AXIOMTEK CAPA311, Руководство пользователя

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CAPA311/312 3.5
” Board
Board and Pin Assignments 13
2.4.3 COM3 and COM4 Wafer Connectors (CN3 and CN4)
The CN3 and CN4 are 2x5-pin connectors for COM4 and COM3 interface, respectively.
Only COM3 is equipped with +5V level power capability on DCD and +12V level on RI by
setting JP4 (see section 2.3.2).
2.4.4 Audio Connector (CN5)
This is a 2x5-pin connector for audio interface.
2.4.5 Digital I/O Connector (CN6)
This is a 2x5-pin (pitch=2mm) connector. The board is equipped with an 8-channel (4
inputs and 4 outputs) digital I/O that meets requirements for a system customary
automation control. The digital I/O can be configured to control cash drawers and sense
warning signals from an Uninterrupted Power System (UPS), or perform store security
control. You may use software programming to control these digital signals, please refer
to Appendix B.
Pin Signal Pin Signal
1 DCD 2 DSR
3 RXD 4 RTS
5 TXD 6 CTS
7 DTR 8 RI
9 GND 10 No use
Pin Signal Pin Signal
1 MIC_IN 2 GND
3 LINE_IN_L 4 GND
5 LINE_IN_R 6 GND
7 AUDIO_OUT_L 8 GND
9 AUDIO_OUT_R 10 GND
Pin Signal Pin Signal
1 Digital Input 1 2 Digital Output 8
3 Digital Input 2 4 Digital Output 7
5 Digital Input 3 6 Digital Output 6
7 Digital Input 4 8 Digital Output 5
9 +5V 10 GND