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Hardware Configuration
ROBO-8714VG2A User’s Manual
2-9
J18: General Purpose I/O Connector
PIN No.
Signal Description
1
General Purpose I/O Port 0 (GPIO0)
2
General Purpose I/O Port 1 (GPIO1)
3
General Purpose I/O Port 2 (GPIO2)
4
General Purpose I/O Port 3 (GPIO3)
5 Ground
6
General Purpose I/O Port 4 (GPIO4)
7
General Purpose I/O Port 5 (GPIO5)
8
General Purpose I/O Port 6 (GPIO6)
9
General Purpose I/O Port 7 (GPIO7)
10 +5V
Note:
All General Purpose I/O ports can only apply to standard TTL ± 5% signal level
(0V/5V), and each Fan.
J19: IrDA Connector
PIN No.
Signal Description
1 +5V
2 CIRRX
3 IRRX
4 Ground
5 IRTX
6 N/C
J20: TMDS Panel Connect
PIN No.
Signal Description
PIN No.
Signal Description
1
TMDS DATA0- (TX0N)
2
TMDS DATA0+ (TX0P)
3 Ground
4 Ground
5
TMDS DATA1- (TX1N)
6
TMDS DATA1+ (TX1P)
7 Ground
8 Ground
9
TMDS DATA2- (TX2N)
10
TMDS DATA2+ (TX2P)
11 Ground
12 Ground
13
TMDS CLOCK- (TXCN)
14
TMDS CLOCK+ (TXCP)
15 +5V
16 +5V
17
DVI DDC Clock (5V I/F)
18
DVI DDC Data (5V I/F)
19
Hot Plug Detect (HPD)
20
N/C