PixArt Imaging Inc.

PAC107

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7

PixArt Imaging Inc.

V1.4, Aug, 2005

3. Register table of CMOS Image Sensor

Address

Name

R/W

Default

Recommended

setting

Description

Reg_0[7:0]

Pdct_id[11:4]

R

0000_0001

-

Product ID

Reg_1[7:4]

pdct_id[3:0]

R

1001

-

Product ID

Reg_1[3:0]

ver_id[3:0]

R

0000

-

Version ID

Reg_2[7:1]

Ysum_report[6:0]

R

-

-

Ysum report in AE/AG

calculation

Reg_2[0]

s_valid

R

-

-

Ysum valid flag

Reg_3[7]

RSV

-

-

-

Reserved

Reg_3[6:0]

AE_wait[6:0]

R/W

000_0001

0

Frame wait for AE/AG

calculation

Reg_4[7:4]

Ysum_hi[3:0]

R/W

1010

-

Ysum high threshold

Reg_4[3:0]

Ysum_lo[3:0]

R/W

1000

-

Ysum low threshold

Reg_5[7:6]

AE_max[1:0]

R/W

11

-

Maximum AE index in Auto

mode

Reg_5[5:1]

AG_max[4:0]

R/W

1_1111

-

Maximum Gain index in Auto

mode

Reg_5[0]

dac[8]

R/W

0

-

Sign bit of DAC

Reg_6[7:0]

dac[7:0]

R/W

0000_0000

-

Magnitude of DAC

Reg_7[7]

RSV

-

-

-

Reserved

Reg_7[6:0]

ny3[6:0]

R/W

000_1011

0

Raw exposure set #4 for AE

Reg_8[7:0]

ne3[7:0]

R/W

0101_1000

0

Fine exposure set #4 for AE

Reg_9[7]

RSV

-

-

-

Reserved

Reg_9[6:0]

ny2[6:0]

R/W

010_1000

0

Raw exposure set #3 for AE

Reg_10[7:0]

ne2[7:0]

R/W

0000_1000

0

Fine exposure set #3 for AE

Reg_11[7]

RSV

-

-

-

Reserved

Reg_11[6:0]

ny1[6:0]

R/W

100_0100

010_1011

Raw exposure set #2 for AE

Reg_12[7:0]

ne1[7:0]

R/W

1000_1101

0

Fine exposure set #2 for AE

Reg_13[7:6]

RSV

-

-

-

Reserved

Reg_13[5:0]

np[5:0]

R/W

00_0110

01_0000

pxclk = sysclk / np

Reg_14[7:0]

lpf[7:0]

R/W

0111_1101

0111_1111

Line per frame

Reg_15[7]

adc8b

R/W

0

1

1: ADC 8_bit valid

0: ADC 10_bit valid

Reg_15[6:4]

comp[2:0]

R/W

011

-

Companding curve selection

Reg_15[3:2]

cgn_B[1:0]

R/W

10

11

Color gain for Blue

Reg_15[1:0]

cgn_R[1:0]

R/W

10

01

Color gain for Red

Reg_16[7:5]

RSV

-

-

-

Reserved

Reg_16[4:0]

pga[4:0]

R/W

0_0100

-

PGA global gain

Reg_17[7]

RSV

-

-

-

Reserved

Reg_17[6:0]

ny0[6:0]

R/W

110_0001

101_0110

Raw exposure set #1 for AE

Reg_18[7:0]

ne0[7:0]

R/W

0100_0111

0

Fine exposure set #1 for AE

Reg_19[7:1]

RSV

-

-

-

Reserved

Reg_19[0]

flag

R/W

0

-

Synchronization flag for I2C

update

Reg_20[7:0]

RSV

-

1000_0000

-

Reserved

Reg_21[7]

Col_reverse

R/W

0

-

Line readout reverse

Reg_21[6:5]

Pack[1:0]

R/W

00

-

8, 4, 2, 1 bit packing selection