Chapter 2
20
Serial Port Connector: COM 2/3/4
COM2/3/4 pin headers can be used to attach additional ports for serial mouse
or other serial devices.
Pin
Signal
Pin
Signal
1
RIN12
2
RIN32
3
DOUT22
4
DOUT32
5
GND
6
RIN22
7
DOUT12
8
RIN42
9
XRI2#
10
Key
Digital I/O Connector: DIO
General purpose input and output for POS systems.
Pin
Signal
Pin
Signal
1
+5V
2
+12V
3
GPO14
4
GPI26
5
GPO15
6
GPI27
7
GPO20
8
GPI7
9
GPO21
10
GPI9
11
GND
12
GND
COM
1
2
9
10
DIO
1
2
11
12
Summary of Contents for EPIA-EK
Page 1: ...User s Manual EPIA EK Version 1 32 March 9 2012...
Page 8: ...iv This page is left intentionally blank...
Page 12: ...Chapter 1 4 MAINBOARD LAYOUT...
Page 13: ...Specifications 5 BACK PANEL LAYOUT...
Page 35: ...27 CHAPTER 3 BIOS Setup This chapter gives a detailed explanation of the BIOS setup functions...