PixArt Imaging Inc.
PAS202BCA/PAS202BBA
CMOS Image Sensor IC
3.2 Output timing:
Ÿ Pixel per line is programmable, 772 pixels ~ 1156 pixels.
Ÿ 4+4 blank pixel for each line. ( See Fig 3.2. Fig 3.3)
Ÿ 1+1 Dark line for each frame.(See Fig 3.4. Fig 3.5 )
Ÿ Dark line output format: Fig 3.6.
linetime(min)= 120+4+2+640+2+4= 772pixclks
Hsync.
120pixclks
2+640+2pixelsout
x x x
x x x x
x x x x
x x x x 2+640+2pixelsout
Note:"x"indicatesdon'tcarePXD[9:0]
G
G
B
B
Pixclk_a
Fig 3.2. Inter-line timing (default)
Nov_by2*2-8
pixclks
linetime=4+644+4 pixclks
Hsync.
Note:"x"indicatesdon'tcarePXD[9:0]
2+640+2pixelsout
x x x
x x x x
x x x x
x x x x 2+640+2pixelsout
G
G
B
B
Nov_by2*2 pixclks
Pixclk_a
Fig 3.3. Inter-line timing (programmable)
Frametime(min)(=486lines)
Vsync.
120
120
Pixclks
Pixclks
Dark
Dark
Dark
Dark
Hsync.
G,R,G,R...
B,G,B,G...
Validframedata(484lines)
Fig 3.4. Inter-frame timing (default)
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PixArt Imaging Inc.
E-mail: fae_service@pixart.com.tw
V1.2, May. 2002
PIXART [ PIXART IMAGING INC. ]
