Advantech user manual AIMB-250 Series Parallel Port Connector & VGA Connector CN1, Com, Red

AIMB-250 Series

2.4.7Parallel Port Connector & VGA Connector (CN1)

Port Description

Parallel

Connects a parallel printer, a scanner, or other devices.

COMVGA

COM

For pointing devices or other serial devices

VGA

Signal		PIN		Signal
		6		GND
RED	1		11	NC
		7		GND
GREEN	2		12	DAT
		8		GND
BLUE	3		13	HSYNC
		9		VCC
NC	4		14	VSYNC
		10		GND
GND	5		15	DCK

2.4.7.1 Signal Description – VGA Connector (CN1)

Signal				Signal Description
HSYNC	CRT horizontal synchronisation output.
VSYNC	CRT vertical synchronisation output.
DCK	Display Data Channel Clock. Used as clock signal to/from monitors with DDC
	interface.
DAT	Display Data Channel Data. Used as data signal to/from monitors with DDC
	interface.
RED	Analog output	carrying	the	red colour signal			to	the	CRT. For	75	Ω cable
	impedance.
GREEN	Analog output	carrying	the	green	colour	signal	to	the	CRT. For	75	Ω cable
	impedance.
BLUE	Analog output	carrying	the	blue	colour	signal	to	the	CRT. For	75	Ω cable
	impedance.

38 AIMB-250 Series User’s Manual