AR-B1631 User’s Guide
2.2.3 JP2 (RESET)
RESET BUTTON
PIN HEADER
2.2.4 DIO1 (GPIO)
1 GND 2
+5V
3 XOUT0 4
XOUT1
5 XOUT2 6
XOUT3
7 XIN0 8
XIN1
9 XIN2 10
XIN3
2.2.5 AUDIO1 (AUDIO)
1
LINE OUT R
2
LINE OUT L
3
GND
4
GND
5
LINE IN R
6
LINE IN L
7
MIC IN
8
GND
9
GND
10
GND
2.2.6 COM2, COM3, COM4 (RS232)
1 DCD 2
DSR
3 RX 4
RTS
5 TX 6
CTS
7 DTR 8
RI
9 GND 10
NC
2.2.7 J2 (CHASSIS CONTROL)
J2
＋
＋
－
POWER
LED
HD LED
－
RESET
AT
ATX
6
