原创 DVI.(接口)

1.三大类型
DVI-D 只传送数字信号
DVI-A 只传送模拟信号
DVI-I 可传送数字与模拟信号

图1.DVI接口的三大类型五种标准

2. 引脚说明

图2. DVI female

接口映射表

Pin  Function
1   TMDS Data 2-      Digital red - (Link 1)
2   TMDS Data 2+      Digital red + (Link 1)
3   TMDS Data 2/4 shield 
4   TMDS Data 4-      Digital green - (Link 2)
5   TMDS Data 4+      Digital green + (Link 2)
6   DDC clock 
7   DDC data 
8   Analog vertical sync 
9   TMDS Data 1-      Digital green - (Link 1)
10  TMDS Data 1+      Digital green + (Link 1)
11  TMDS Data 1/3 shield 
12  TMDS Data 3-      Digital blue - (Link 2)
13  TMDS Data 3+      Digital blue + (Link 2)
14  +5V Power for monitor when in standby
15  Ground Return for 14 and analog sync
16  Hot plug detect 
17  TMDS data 0-      Digital blue - (Link 1) and digital sync
18  TMDS data 0+      Digital blue + (Link 1) and digital sync
19  TMDS data 0/5 shield 
20  TMDS data 5-      Digital red - (Link 2)
21  TMDS data 5+      Digital red + (Link 2)
22  TMDS clock shield 
23  TMDS clock+      Digital clock + (Links 1 and 2)
24  TMDS clock-      Digital clock - (Links 1 and 2)
C1  Analog red  
C2  Analog green  
C3  Analog blue  
C4  Analog horizontal sync  
C5  Analog ground Return for R, G and B signals