AI2152 Ver la hoja de datos (PDF) - A1 PROs co., Ltd.

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Fabricante

AI2152

Digital Signal Processor for Color CCD Cameras

A1 PROs co., Ltd. 

ADDRESS

42

43

(10A4h)

44

(00ECh)

45

(00EDh)

46

(00EEh)

47

( 1125h)

48

(1126h)

49

(1100h)

4A

(1101h)

4B

(1102h)

4C

(1103h)

4D

4E

(1105h)

4F

(1106h)

50

(1107h)

NAME

Reserved

AE_HB[5:0]

Reserved

LOCK_R_GAIN

LOCK_G_GAIN

LOCK_B_GAIN

HLS_THD[6:0]

Reserved

ECLP_LVL[7:0]

Reserved

AP_CTRL_EN

APKNEE_EN

AP_CORING_EN

YHLPF_EN

YGAMMA_EN

Y_LCRAWL_EN

AP_LPF_EN

LCR_LDIF_THD

LCR_HIGH_THD

[7:0]

Reserved

HBPF_SEL

Reserved

APKNEE_Y128

APKNEE_Y256

APKNEE_Y384

BIT

CONTENTS

7:0

5:0 High band threshold for AE R, G, B histogram.

(Unit: 4 level for 8 bits Y image data)

7:6

7:0 R Gain when Push Lock

Ai2152

7:0 G Gain when Push Lock

7:0 B Gain when Push Lock

High Luminance Suppress Threshold is a 2 level value.

6:0 Threshold = 256 + HLS_THD[6:0] * 2.

If Y ≧Threshold, Y will be suppressed to Eclipse level.

7

7:0 Eclipse level = ECLP_LVL * 2

0

1 1: Enable Horizontal and Vertical aperture control.

2 1: Enable Aperture KNEE.

3 1: Enable Aperture CORING.

4 1: Enable Y Horizontal Low-Pass filter.

5 1: Enable Y Gamma.

6 1: Enable Line Crawl.

7 1: Enable Aperture Low Pass Filter.

7:0 Line different threshold for Line Crawl Reduction.

7:0 High threshold for Line Crawl Reduction

6:0

7

0: HBPF = (-1/4, 0, 1/2, 0, -1/4)

1: HBPF = (0, -1/4, 1/4, 1/4, -1/4)

7:0

7:0 Y for APKNEE curve when X=128. Y= APKNEE_Y128 *2,

Note: Y0=0.

7:0 Y for APKNEE curve when X=256. Y= APKNEE_Y256 *2

7:0 Y for APKNEE curve when X=384. Y= APKNEE_Y384 *2

12

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