AIMB-250 Series
38 AIMB-250 Series User’s Manual
2.4.7 Parallel Port Connector & VGA Connector (CN1)
Port Description
Parallel
Connects a parallel printer, a
scanner, or other devices.
COM
For pointing devices or other
serial devices
VGA
Signal PIN Signal
6 GND
RED 1 11 NC
7 GND
GREEN 2 12 DAT
8 GND
BLUE 3 13 HSYNC
9 VCC
NC 4 14 VSYNC
10 GND
GND 5 15 DCK
2.4.7.1 Signal Description – VGA Connector (CN1)
Signal Signal Description
HSYNC CRT horizontal synchronisation output.
VSYNC CRT vertical synchronisation output.
DCK
Display Data Channel Clock. Used as clock signal to/from monitors with DDC
interface.
DAT
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 Ω cable
impedance.
GREEN
Analog output carrying the green colour signal to the CRT. For 75 Ω cable
impedance.
BLUE
Analog output carrying the blue colour signal to the CRT. For 75 Ω cable
impedance.
COM
VGA