CS7620 查看數據表（PDF） - Cirrus Logic

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产品描述 (功能)

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CS7620

CCD Imager Analog Processor

Cirrus Logic 

CS7620

Bit Mnemonic

0

n_int8

Function

Exposure Time in Low Resolution Mode: Number of lines of exposure during readout (262 =

all readout).

See register 26h for more details.

(1) 0000 1x

(1+3) 0100 2x+

(1+3+5) 0101 3x+

RGRGR

GBGBG

RGRGR

GBGBG

RGRGR

(line 1)

(line 5)

(1+5) 0001 2x

Figure 29. 2 million pixel IBM CCD (5:1 reduction)

(1) 0000 1x

(1+4) 0010 2x+

RGBRG

GBRGB

BRGBR

RGBRG

GBRGB

(line 1)

(line 5)

Figure 30. 2 million pixel IBM CCD (5:1 reduction) RGB

pattern

* note that in this mode the RGB pattern

switches to RBG in the vertical direction.

(1) 0000 1x Line 1

(6)

Line 2

(1+3) 0100 2x Line 1+

(6+8)

Line 2+

RGRGRGRG (line 1)

GBGBGBGB

RGRGRGRG

GBGBGBGB

RGRGRGRG

GBGBGBGB

RGRGRGRG

GBGBGBGB (line 8)

Figure 31. 1.3 million pixel IBM CCD (8:2 reduction)

(1) 0000 1x

(1+4) 0010 2x+

RGBR

GBRG

BRGB

RGBR

GBRG

(line 1)

(line 5)

Figure 32. 1.3 million pixel IBM CCD (4:1 reduction)

RGB pattern

V1

TDV (20h)

V2

V3

V4

S1

Optional

lowres_sen3

Optional

lowres_sen2

Optional

lowres_sen1

Optional

lowres_sen0

S2

S3

S4

Figure 33. Vertical Timing Division for Low Resolution Mode

46

DS301PP2

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