15针插头引脚功能

15针的插头有好多种，下面举几个一一介绍：

彩显数据线15针插头引脚功能：
1.R  2.G  3. B  4.空  5.GND  6.R--GND   7.G--GND  8.B--GND    9.空
10.D--GND    11.空   12.SDA    13.H-SYNC    14.V-SYNC   15.SCL

15针游戏接口

插头为 15 针公插头，外观为：

 

引脚定义

Pin	Name	Dir	Description
1	+5V		+5 VDC
2	/B1		Button 1
3	X1		Joystick 1 - X
4	GND		Ground
5	GND		Ground
6	Y1		Joystick 1 - Y
7	/B2		Button 2
8	+5V		+5 VDC
9	+5V		+5 VDC
10	/B4		Button 4
11	X2		Joystick 2 - X
12	MIDITXD		MIDI Transmit
13	Y2		Joystick 2 - Y
14	/B3		Button 3
15	MIDIRXD		MIDI Receive

15针VGA接口

显示器连线端的接口为 15 针公插头：
 

引脚定义

Pin	Name	Dir	Description
1	RED		Red Video (75 ohm, 0.7 V p-p)
2	GREEN		Green Video (75 ohm, 0.7 V p-p)
3	BLUE		Blue Video (75 ohm, 0.7 V p-p)
4	ID2		Monitor ID Bit 2
5	GND		Ground
6	RGND		Red Ground
7	GGND		Green Ground
8	BGND		Blue Ground
9	KEY	-	Key (No pin)
10	SGND		Sync Ground
11	ID0		Monitor ID Bit 0
12	ID1 or SDA		Monitor ID Bit 1
13	HSYNC or CSYNC		Horizontal Sync (or Composite Sync)
14	VSYNC		Vertical Sync
15	ID3 or SCL		Monitor ID Bit 3