Data Sheet

10.13.2009 PRODUCT SPECIFICATION proprietary to OmniVision Technologies

7-9

0x3E COM14 0x00 RW

Common Control 14

Bit[7:5]: Debug mode

Bit[4]: DCW and scaling PCLK enable

0: Normal PCLK

1: PCLK controlled by register

COM14[2:0]

Bit[3]: Debug mode

Bit[2:0]: PCLK divider

(only when COM14[4] = 1)

000: Divided by 1

001: Divided by 2

010: Divided by 4

011: Divided by 8

100: Divided by 16

101~111: Debug mode

0x3F EDGE 0x00 RW

Edge Enhancement Adjustment

Bit[7:5]: Debug mode

Bit[4:0]: Edge enhancement factor

0x40 COM15 0xC0 RW

Common Control 15

Bit[7:6]: Data format

Output full range enable

0x: Output range: [10] to [F0]

10: Output range: [01] to [FE]

11: Output range: [00] to [FF]

Bit[5:4]: RGB555/565 option (must set COM7[2]

= 1 and COM7[0] = 0)

x0: Normal RGB output

01: RGB565, effective only when

REG444[1] (0x8C) is low

11: RGB555, effective only when

REG444[1] (0x8C) is low

Bit[3:0]: Debug mode

table 7-1 system control registers (sheet 9 of 17)

address

default

value

R/W

description

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