VGA Vesa DDC显现接口引脚界说图
VGA 是 Video Graphics Adapter(Array) 的缩写,VESA 是 Video Electronics Standards AssociaTIon 的缩写,DDC 是 Display Data Channel 的缩写,信号类型为模仿类型,显现卡端的接口为 15 针母插座:
显现器连线端的接口为 15 针公插头:
引脚界说 |
Pin | Name | Dir | DescripTIon |
---|---|---|---|
1 |
RED |
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Green Video (75 ohm, 0.7 V p-p) |
3 |
BLUE |
Ground |
|
6 |
RGND |
Red Ground |
|
7 |
GGND |
Green Ground |
|
8 |
BGND |
Blue Ground |
|
9 |
+5V |
Sync Ground |
|
11 |
ID0 |
Monitor ID Bit 0 (opTIonal) |
|
12 |
SDA |
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Horizontal Sync (or Composite Sync) |
14 |
VSYNC |
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DDC Data Clock Line |