6.5 X3 Connector Signal Descriptions
Table 16
Signal Descriptions
Signal
Description
I/O
PU/PD
Comment
VCC
Power 5VDC, ±5%
P
External supply
GND
Power Ground
P
External supply
N.C.
Not connected
N.A.
Do not connect
LTGIO0
General Purpose I O
N.A.
Not supported
Table 17
CRT Signal Descriptions
Signal
Description of CRT signals
I/O
PU/PD
Comment
HSY
Horizontal Synchronization Pulse
O 3.3V
5V tolerant
VSY
Vertical Synchronization Pulse
O 3.3V
5V tolerant
R
Red channel RGB Analog Video Output
O
Analog output
G
Green channel RGB Analog Video Output
O
Analog output
B
Blue channel RGB Analog Video Output
O
Analog output
DDCK
Display Data Channel Clock
I/O
PU 2k2 5V
DDDA
Display Data Channel Data
I/O
PU 2k2 5V
Table 18
TV Signal Descriptions
Signal
Description of TV signals (optional)
I/O
PU/PD
Comment
SYNC
Composite sync
O
Analog output
Y
Luminance for S-Video or Red for SCART
O
Analog output
C
Chrominance for S-Video or Green for SCART
O
Analog output
Comp
Composite Video or Blue for SCART
O
Analog output
Table 19
Keyboard and Infrared Signal Descriptions
Signal
Description of keyboard
and infrared signals
I/O
PU/PD
Comment
KBDAT
Keyboard Data
I/O 5V
PU 4k7 5V
KBCLK
Keyboard Clock
O 5V
PU 4k7 5V
MSDAT
Mouse Data
I/O 5V
PU 4k7 5V
MSCLK
Mouse Clock
O 5V
PU 4k7 5V
IRTX
Infrared Transmit
O 5V
IRRX
Infrared Receive
I 5V
Copyright © 2006 congatec AG
X800m12
41/72
