AAEON EMB-KB1 - Manual (Page 30)

EMB-KB1 2-22
14. Digital I/O connector (10-pin DIO1)
This connector includes 8 I/O lines (In/Out programmable). All of the Digital
I/O lines are programmable and each I/O pin can be individually programmed
to support various devices.
PIN 1
DIO1
DIO_P#1(GPIO80) DIO_P#3(GPIO82) DIO_P#5(GPIO84) DIO_P#7(GPIO86)
+5V
DIO_P#2(GPIO81) DIO_P#4(GPIO83) DIO_P#6(GPIO85) DIO_P#8(GPIO87) GND
EMB-KB1 DIO connector
EMB-KB1 SPEAKER OUT Connector
PIN 1
LOUTP LOUTN ROUTN ROUTP
AMP_CON1
13. Speaker out connector (4-pin AMP_CON1)
The 4-pin connector is for the chassis-mounted speaker.
NOTE: The Speaker module is purchased separately.