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PIN DESCRIPTIONS
Pin Name
DIGITAL VIDEO INPUT
PD<7 -0>
HSYN
VSYN
VIDEO CONTROL SIGNALS
MSTR
CPNT
PDEN
VIDEO ANALOG OUTPUT, REFERENCE AND COMPENSATION
CVBS
8
Pin #
Type
11-16
I
Multiplexed Cb, Y, and Cr digital video input bus.
18-19
In Slave Mode (MSTR pin is low) Horizontal Synch input. In Master
20
I/O
Mode (MSTR pin is high) Horizontal Synch output.
I/O
In slave mode (MSTR pin is low) Vertical Sync input. In master mode
21
Vertical Sync output.
Master Mode;
3
I
If this pin is high, the chip outputs horizontal and vertical sync signals.
Otherwise it receives both horizontal and vertical sync signals.
Select either component or composite video output.
0: Simultaneous Composite and S-Video output.
27
I
1: Component video output either RGB or YCbCr determined by the
register CR0[5:4].
Pedestal enable pins.
28
1
When this pin is high 7.5 IRE is added for the NTSC composite analog
output.
Analog video output
Determined by the state of CPNT pin and CR0[5:4]
35
O
CPNT CR0[5] CR0 [4]
0
X
X:
Description
Composite video output
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