ov7620 OmniVision Technologies, Inc, ov7620 Datasheet - Page 15

• Manufacturer Part Number: ov7620
• Description: Single-chip Cmos Vga Color Digital Camera
• Manufacturer: OmniVision Technologies, Inc

OV7620/OV7120 Product Specifications - Rev. 1.2 (7/10/01)
0.3.2 Progressive Scan Mode 16 Bit Format (HREF total 484)
0.3.2.3 Default mode: 1st HREF UV channel output unstable data, Y output B
channel output G
Y output B
0.3.2.4 YG mode: 1st HREF Y and UV output unstable data. 2nd HREF Y channel output G
output B
put twice.
0.3.2.5 One line mode: 1st HREF Y channel output B
R
0.3.3 Interlaced Mode 8 Bit (242 HREF)
0.3.3.6 ODD FIELD: 1st HREF Y channel output B11 G21 R22 G12 ... 2nd HREF Y channel output B31 G41 R42
G32..., so on. PCLK timing is double and use PCLK rising edge latch data bus. UV channel tri-state.
0.3.3.7 EVEN FIELD: 1st HREF Y channel output B31 G21 R22 G32 ... 2nd HREF Y channel output B51 G41 R42
G52 ..., so on. PCLK timing is double and data bus should be latched by its rising edge. UV channel tri-state.
0.3.4 Progressive Scan Mode 8 Bit (484 HREF)
0.3.4.8 1st HREF Y channel output unstable data. 2nd HREF Y channel output B11 G21 R22 G12 ... 2nd HREF Y
channel output B31 G21 R22 G32 ..., so on. PCLK timing is double and PCLK rising edge latch data bus. UV chan-
nel tri-state. Every line data output twice.
24
..., so on. UV channel tri-state.
RGB raw data timing chart is as follows:
11
31
R
22
G
23
B
13
21
B
33
R
R
24
22
G
... 3rd HREF Y is G
34
G
23
.... Every line data output twice.
R
24
..., Y output B
21
G
11
32
G
G
12
23
B
G
11
13
Preliminary
34
G
G
..., UV channel is B
12
14
B
... 3rd HREF UV channel output G
13
G
14
..., 2nd HREF Y channel output G
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OMNIVISION TECHNOLOGIES INC.
31
11
R
G
22
12
B
B
33
13
R
G
24
14
21
... Every line data out-
.... 2nd HREF UV
G
21
12
R
G
22
23
G
21
G
23
14
R
R
22
..., UV
24
G
...,
23