ViewSonic Corporation
22
Confidential - Do Not Copy
VA703b-4_VA703m-4
TMDS: 18 pins
Name
I/O Pin No
Description
Note
TMDS_TST/ PWM1
AIO
9
TMDS_TEST Pin / PWM1 /
Power-on-latch for serial / parallel port
TMDS_GND G
10
TMDS_VDD P
11
(3.3V)
EXT_RES
A
12
Impedance Match Reference.
TMDS_VDD P
13
(3.3V)
RX2P
I
14
Differential Data Input
RX2N
I
15
Differential Data Input
TMDS_GND G
16
RX1P
I
17
Differential Data Input
RX1N
I
18
Differential Data Input
TMDS_VDD P
19
(3.3V)
RX0P
I
20
Differential Data Input
RX0N
I
21
Differential Data Input
TMDS_GND G
22
RXCP
I
23
Differential Data Input
RXCN
I
24
Differential Data Input
TMDS_GND G
25
TMDS_VDD P
26
(3.3V)
PWM
Interface: 3-2=1 pin (PWM1, PWM2 can be selected from 1 of 3 possible pins.)
Name
I/O
Pin No
Description
Note
PWM2 / TCON [2] / S [3]
O
51
PWM2 / TCON [2] / SDIO [3]
(1), (2), (3), (5), (8),
PWM2 / TCON [13] / COUT
O
55
PWM2 / TCON [13] / Crystal out
(2), (8), (9)
PWM2 / TCON [12] / COUT
O
113
PWM2 / TCON [12] / Crystal out
(2), (8), (9)
PWM1 / TMDS_TST
AIO
9
PWM1/ TMDS_TEST Pin /
Power-on-latch for serial / parallel port
(2), (7), (8)
PWM1 / DDCSDA / TCON [1] /
BBLU [0]
IO 47
PWM1 / DDC serial control I/F data input
/ output / TCON [4]
(1), (2), (3), (5), (8),
PWM1 / DDCSDA2 (HDCP) /
TCON [7]
IO 125
PWM1 / DDC serial control I/F data input
/ output / TCON [7]
(1), (2), (3), (5), (8),
PWM0 / REFCLK
IO
112
PWM0 / (In / out) test pin for DCLK /
Video8 even-odd signal
(2), (9)
Содержание VA703b-4
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