TW2866C datasheet(69/143 Pages) RENESAS

69 / 143 page

TW2866C

FN8253 Rev. 0.00

Page 69 of 143

February 3, 2012

0X86 – CORING CONTROL REGISTER

Bit

Function

R/W

Description

Reset

7-6

CTCOR

R/W

These bits control the coring for CTI.

5-4

CCOR

R/W

These bits control the low level coring function for the Cb/Cr

output.

3-2

VCOR

R/W

These bits control the coring function of vertical peaking.

1-0

CIF

R/W

These bits control the IF compensation level.

0 = None

1 = 1.5dB

2 = 3dB

3 = 6dB

0X87 – CLAMPING GAIN

Bit

Function

R/W

Description

Reset

7-4

CLPEND

R/W

These 4 bits set the end time of the clamping pulse. Its value

should be larger than the value of CLPST.

3-0

CLPST

R/W

These 4 bits set the start time of the clamping. It is referenced to

PCLAMP position.

0X88 – INDIVIDUAL AGC GAIN

Bit

Function

R/W

Description

Reset

7-4

NMGAIN

R/W

These bits control the normal AGC loop maximum correction

value.

3-1

WPGAIN

R/W

Peak AGC loop gain control.

Reserved

0X8A – WHITE PEAK THRESHOLD

Bit

Function

R/W

Description

Reset

7-0

PEAKWT

R/W

These bits control the white peak detection threshold. Setting

‘FF’ can disable this function.

0X8B– CLAMP LEVEL

Bit

Function

R/W

Description

Reset

CLMPLD

R/W

0 = Clamping level is set by CLMPL.

1 = Clamping level preset at 60d.

6-0

CLMPL

R/W

These bits determine the clamping level of the Y channel.

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