PixArt Imaging Inc.

PAS005B

CMOS Image Sensor IC

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PixArt Imaging Inc.

0

1

1026

1027

2046

2047

(wcp, wrp)

wrd

wcw

Fig. 4.2-1

4.2.1 Output timing of windowing

Hardware windowing VGA(640 X 480) pixels readout:

(with 4 column and 2 row for color interpolation)

cf[1:0] = 0, rf[1:0]=0, cm =1, single_path = 0, row_ave= 0, CDS_ext2_in =1.

wcp[10:0]=0, wcw_in[10:0]=643,

wrp[10:0]=0,wrd[10:0]=481,

Hsync.

x x x x

x x

x x

644 pixels 0ut

x x x x

line time = 480+4(x)+4(D)+644+4(x) = 1136 pixclks

x x x

480 pixclks

Pixclk_a

644 pixels out

Note: "x" indicates don't care PXD[9:0] , "D" dark.

x

D D D D

D D D D

Fig 4.2.1-1 Inter-line timing (default)

Hsync.

x x x x

x x

x x

644 pixels 0ut

x x x x

line time = cov[10:0]+480+4(x)+4(D)+644+4(x) pixclks

x x x

cov[10:0]+480

Pixclk_a

644 pixels out

Note: "x" indicates don't care PXD[9:0] , "D" indicates dark.

x

D D D D

D D D D

Fig 4.2.1-2 Inter-line timing (programmable)