adv7321 Analog Devices, Inc., adv7321 Datasheet - Page 76

• Manufacturer Part Number: adv7321
• Description: Multiformat 216 Mhz Video Encoder With Six Nsv 12-bit Dacs
• Manufacturer: Analog Devices, Inc.

ADV7320/ADV7321
MODE 1—SLAVE OPTION
(TIMING REGISTER 0 TR0 = X X X X X 0 1 0)
In this mode, the ADV7320/ADV7321 accept 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,
ADV7320/ADV7321 automatically blank all normally blank
lines as per CCIR-624. HSYNC , BLANK , and FIELD are input
on S_HSYNC , S_BLANK , and S_VSYNC .
HSYNC
BLANK
HSYNC
BLANK
FIELD
FIELD
522
260
DISPLAY
DISPLAY
523
261
524
262
263
525
264
ODD FIELD
1
265
EVEN FIELD
2
EVEN FIELD
266
3
Figure 113. SD Slave Mode 1 (NTSC)
ODD FIELD
267
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5
VERTICAL BLANK
VERTICAL BLANK
269
6
270
7
271
8
272
9
273
10
274
11
283
20
284
21
DISPLAY
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DISPLAY
22