Gamma – Unibrain 830 User Manual

Page 28

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Unibrain Fire-i 530/630/830 Operation Manual

Page 22

Status Control Register

Address

Name

Field

Bit

Description

80Ch

WHITE_BAL
ANCE

Presence_Inq

[0]

Presence of this feature. 0:N/A 1:Available

Abs_Control

[1]

Absolute value control
0: Control with value in the Value field
1: Control with value in the Absolute value CSR
If this bit = 1, value in the Value field is ignored.

-

[2..4]

Reserved

One_Push

[5]

Write ‘1’ :begin to work(Self cleared after
operation)
Read: Value=’1’ in operation
Value=’0’ not in operation
If A_M_Mode =1, this bit is ignored

ON_OFF

[6]

Write: ON or OFF this feature,
Read: read a status
0:OFF, 1:ON
If this bit=0, other fields will be read only.

A_M_Mode

[7]

Write: set the mode,
Read: read a current mode
0: Manual, 1:Auto

-

[8..19]

U Value / B_Value.
Write the value in AUTO mode, this field is
ignored.
If “ReadOut” capability is not available,, read
value has no mean

Value

[20..31]

V Value / R_Value
Write the value in AUTO mode, this field is
ignored.
If ”ReadOut” capability is not available, read value
has no meaning

3.5.

Hue

Color models support Hue control which changes the color phase of the picture by adjusting the Green gain. You

may use this feature when white balance correction adjusting Red and Blue value does not give satisfying result.

3.6.

Gamma

Gamma control defines the function between incoming light level and output picture level. The Factory default

setting for Gamma is set to 1.0. Gamma value is adjustable in the range of 0.4 ~ 2.5 as per the table below.

For Gamma control inquiry and status register, follow the same definition as “BRIGHTNESS”.

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This manual is related to the following products:

530, 630