adv7322 Analog Devices, Inc., adv7322 Datasheet - Page 76

• Manufacturer Part Number: adv7322
• Description: Multiformat 11-bit Hdtv Video Encoder
• Manufacturer: Analog Devices, Inc.

ADV7322
MODE 1—SLAVE OPTION
(TIMING REGISTER 0 TR0 = X X X X X 0 1 0)
In this mode, the ADV7322 accepts horizontal sync and
odd/even field signals. When HSYNC is low, a transition of the
field input indicates a new frame, i.e., vertical retrace. The
BLANK signal is optional. When the BLANK input is disabled,
ADV7322 automatically blanks all normally blank lines as per
CCIR-624. HSYNC is input on S_HSYNC , BLANK on
S_BLANK , and FIELD on S_VSYNC .
HSYNC
BLANK
HSYNC
BLANK
FIELD
FIELD
522
260
DISPLAY
DISPLAY
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525
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ODD FIELD
1
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EVEN FIELD
2
EVEN FIELD
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Figure 112. SD Slave Mode 1 (NTSC)
ODD FIELD
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VERTICAL BLANK
VERTICAL BLANK
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Preliminary Technical Data
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DISPLAY
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DISPLAY
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