Computer Video Port Pin Assignments

The Computer 1 analog port (VGA) and the Monitor Out port are female video RGB, 15-pin micro-D-style connectors. Here are their pin assignments:

Pin no.

Computer 1 port

Monitor Out port

 

 

 

1

Red video

Red out / red video

 

 

 

2

Green video

Green out / green video

 

 

 

3

Blue video

Blue out / blue video

 

 

 

4

Monitor (ID bit 2)

Reserved

 

 

 

5

GND

GND

 

 

 

6

Red video GND

GND

 

 

 

7

Green video GND

GND

 

 

 

8

Blue video GND

GND

 

 

 

9

+5 V

Reserved

 

 

 

10

Synchronous GND

GND

 

 

 

11

Monitor (ID bit 0)

Reserved

 

 

 

12

SDA

Reserved

 

 

 

13

Horizontal sync

Horizontal sync

 

 

 

14

Vertical sync

Vertical sync

 

 

 

15

Reserved

Vertical sync

 

 

 

Technical Specifications 101