Intel ECB-870 Personal Computer User Manual


 
ECB-870
ECB-870 User’s Manual 43
3.10.31 CRT Connector (VGA)
Signal PIN Signal
6 ANA-GND
RED 1 11 NC
7 ANA-GND
GREEN 2 12DDCDAT
8 ANA-GND
BLUE 3 13HSYNC
9 VCC
NC 4 14VSYNC
10 DIG-GND
DIG-GND 5 15DDCCLK
3.10.32 Signal Description – CRT Connector (VGA)
HSYNC CRT horizontal synchronisation output.
VSYNC CRT vertical synchronisation output.
DDCCLK Display Data Channel Clock. Used as clock signal to/from monitors with DDC interface.
DDCDAT Display Data Channel Data. Used as data signal to/from monitors with DDC interface.
RED
Analog output carrying the red colour signal to the CRT. For 75 cable impedance.
GREEN
Analog output carrying the green colour signal to the CRT. For 75 cable impedance.
BLUE
Analog output carrying the blue colour signal to the CRT. For 75 cable impedance.
DIG-GND Ground reference for HSYNC and VSYNC.
ANA-GND Ground reference for RED, GREEN, and BLUE.