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HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
MAIN BOARD IC1701 CXD9873Q (HDMI TRANSMITTER)
Pin No.
Pin Name
I/O
Description
1
DVSS
-
Ground terminal (digital system)
2 to 9
C0 to C7
I
Digital chroma signal input terminal Not used
10
DVDD33
-
Power supply terminal (+3.3V) (digital system)
11
VCK
I
System clock (27 MHz) signal input from the servo DSP
12
DVSS
-
Ground terminal (digital system)
13 to 20
Y0 to Y7
I
Video signal input from the servo DSP
21
SSCK
I
Serial data transfer clock signal input from the servo DSP
22
SSO
I/O
Two-way data bus with the servo DSP
23
DVDD18
-
Power supply terminal (+1.8V) (for digital core)
24
#PWON
I
Power down signal input from the servo DSP "L": power down
25
#RST
I
Reset signal input from the servo DSP "L": reset
26
CLK
I
System clock (27 MHz) signal input terminal
27
INT
O
Interrupt signal output terminal Not used
28
DVSS
-
Ground terminal (digital system)
29, 30
A7, A6
-
Not used
31 to 33
TRAP2 to
TRAP0
-
Not used
34
MSCK
I
Serial data transfer clock signal input terminal Not used
35
MSD
I/O
Two-way data bus terminal Not used
36
TYPE
-
Not used
37
ASDATA4
-
Not used
38
VSYNC
I
Vertical sync signal input terminal Not used
39
HSYNC
I
Horizontal sync signal input terminal Not used
40
HTPLG
I
HDMI hot-plug detection signal input terminal
41
AVSS
-
Ground terminal (analog system)
42
PLLC0
-
External capacitor ground terminal Not used
43
PLLC1
-
External capacitor connection terminal (for PLL)
44, 45
PLL_AVDD3
-
Power supply terminal (+3.3V) (analog system) (for PLL)
46, 47
AVSS
-
Ground terminal (analog system)
48
TCKN
O
TMDS clock signal (negative) output to the HDMI OUT connector
49
TCKP
O
TMDS clock signal (positive) output to the HDMI OUT connector
50
AVDD3
-
Power supply terminal (+3.3V) (analog system)
51
TX0N
O
TMDS data (negative) output to the HDMI OUT connector
52
TX0P
O
TMDS data (positive) output to the HDMI OUT connector
53
AVSS
-
Ground terminal (analog system)
54
TX1N
O
TMDS data (negative) output to the HDMI OUT connector
55
TX1P
O
TMDS data (positive) output to the HDMI OUT connector
56
AVDD3
-
Power supply terminal (+3.3V) (analog system)
57
TX2N
O
TMDS data (negative) output to the HDMI OUT connector
58
TX2P
O
TMDS data (positive) output to the HDMI OUT connector
59
AVSS
-
Ground terminal (analog system)
60
SWING
I
HDMI output swing adjustment signal input terminal Not used
61
DAC_AVDD3
-
Power supply terminal (+3.3V) (analog system) (for D/A converter)
62
VREF
-
Reference voltage terminal (for D/A converter)
63
FS
-
Full scale adjustment terminal (for D/A converter)
64
AVSS
-
Ground terminal (analog system) (for D/A converter)
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