The auxiliary VESA-compatible connector can be used to allow pass-through VGA to a coprocessor card that does not directly support VGA. Such cards include Texas Instruments 34010- and 34020-based cards and IBM 8514/A compatible adapters.
Pin Function Pin Function
1 Ground 2 Pixel Data 0
3 Ground 4 Pixel Data 1
5 Ground 6 Pixel Data 2
7 (See Note) 8 Pixel Data 3
9 (See Note) 10 Pixel Data 4
11 (See Note) 12 Pixel Data 5
13 Unused 14 Pixel Data 6
15 Ground 16 Pixel Data 7
17 Ground 18 Pixel Clock
19 Ground 20 Blanking
21 Ground 22 Horizontal Sync
23 Unused 24 Vertical Sync
25 No Pin * 26 Ground
*(key)
Note:
7, 9, and 11 are inputs to the DAC. All are active LOW.