Sharp DV-550U Service Manual page 42

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DV-550U
Pin No.
Pin No.
Pin name
Pin name
Video interface
84
VCLK
85
VMASTER
87
VDEN#
88
CBLANK
89
VSYNC
90
HSYNC
91
FI
92
94-97
Y[7:0]
99-101
124
VCLK X 2
Pin No.
Pin No.
Pin name
Pin name
Audio interface
112
AIN
114-116 AOUT[2:0]
S/PDIF
117
(AOUT[3])
118
ALRCLK
119
ABCLK
132
AMCLK
Video interface terminal list
Type
Type
Direction
Direction
3-S
I/O
Clock gained by dividing VCLK x 2 signal into halves.
Input terminal to switch video master/slave.
VMASTER=L
Video master mode. Video synchronizing signal and video clock are
I
I
internally generated.
HTYPE=H
Video slave mode. Video synchronizing signal and video clock are re
ceived from the external.
Video output enable input terminal
VDEN#=H
Y [7:0] and C [7:0] terminals are made to be disable (3-state).
I
I
VDEN#=L
Y [7:0] and C [7:0] terminals are made to be enable.
Note: C [7:0] terminal is the multiplexed terminal as OSDPLT [3:0] and so on.
For Video8 register = 0, VDEN# terminal is valid for Y [7:0] alone.
Composite blank output terminal. Horizontal/vertical blanking area and
O
O
polarity are programmable.
Input/output terminal of vertically synchronous signal. Polarity and synchronous
3-S
I/O
signal length are programmable.
Input/output terminal of horizontally synchronous signal.Polarity and
3-S
I/O
synchronous signal length are programmable.
Input/output terminal for identification of even/odd number field. Polarity is
3-S
I/O
programmable.
Video8 register = 0
Brightness signal output/input terminal.
3-S
O
Video8 register = 1
Brightness/color difference multiplex terminal as ITU-T656
3-S
I/O
Terminal to input video clock or output 27 MHz.
Audio interface terminal list
Type
Type
Direction
Direction
Audio (PCM) input terminal.
I
I
Stereo x1
Audio (PCM) output terminal.
O
O
Stereo x3
S/PDIF output terminal AC-3 stream or PCM stream can be output.
O
O
Moreover, it works as the audio output terminal of 7th and 8th channels
Left/Right clock output terminal of AOUT [2:0] and AIN.
O
O
The polarity is programmable.
Bit clock output terminal of AOUT [2:0] and AIN.
O
O
The polarity is programmable.
Audio master clock input/output terminal.
3-S
I/O
256 Fs or 386 Fs can be used.
Function
Function
12-15

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