Audio Connector (Cn4); Digital I/O Port Connector (Cn5); Fan Connector (Cn7); Smbus Connector (Cn8) - AXIOMTEK CAPA848 User Manual

2.4.4

Audio Connector (CN4)

Pin Signal
1 MIC_IN
3 LINE_IN_L
5 LINE_IN_R
7 AUDIO_OUT_L
9 AUDIO_OUT_R
2.4.5

Digital I/O Port Connector (CN5)

The board is equipped with an 8-channel (3 inputs and 5 outputs) digital I/O connector
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.
Pin Signal
1 Digital Input 0
3 Digital Input 1
5 Digital Input 2
7 GND
9 GND
2.4.6

Fan Connector (CN7)

A fan interface is available through this connector with +12V.
Pin
1
2
3
2.4.7

SMBus Connector (CN8)

This connector is for SMBus interface. The SMBus (System Management Bus) is a
simple 2-wire bus for the purpose of lightweight communication.
Pin
1
2
3
Board and Pin Assignments
Pin Signal
2 GND
4 GND
6 GND
8 GND
10 GND
Pin Signal
2 Digital Output 0
4 Digital Output 1
6 Digital Output 2
8 Digital Output 3
10 Digital Output 4
Signal
GND
+12V level
Fan speed feedback
Signal
CLK
DATA
GND
CAPA848 Capa Board
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