STV2118B datasheet(6/25 Pages) STMICROELECTRONICS

6 / 25 page

2C BUS SPECIFICATION

General Comments

Slave Address : 8A (HEX) (1000101X)

WRITE MODE DATA FORMAT

Slave Address

Data

1000 1010

(8A)

XXS SSSS

(from 00 to 11HEX)

XXSS SSSS

(6 significant bits Max.)

The not used bits in data byte must be put to ”0”.

READ MODE DATA FORMAT

Slave Address

Data

1000 1011

(8B)

SSSS SSSS

(8 significant bits)

MSB on the left, LSB on the Right.

MSB

LSB

XXX

X : not significant bit - S : significant bit

Input Signals (Write Mode)

VIDEO

Address

Dec (HEX)

Description

Data

(Bits)

Comments

0 (00)

Contrast

XXX0 0000 = -20dB

XXX1 1111 = 0dB

0 (00)

External Fast Blanking Enable

XXSX XXXX

0 = RGBext insertion enable

1 = RGBext insertion disable

1 (01)

Saturation

XX00 0000 = -44dB

XX11 1111 = +6dB

2 (02)

Brightness

XXX0 0000 = -20%

XXX1 1111 = +20%

2 (02)

RGB Outputs Blanking

XXSX XXXX

0 = Normal mode

1 = Blanking active

3 (03)

Red Drive Adjust (white point red adjust)

XX00 0000 = -6dB

XX11 1111 = 0dB

4 (04)

Red Cut-off Adjust

XX00 0000 = +150mV

XX11 1111 = -150mV

5 (05)

Green Drive Adjust (white point green adjust)

XX00 0000 = -6dB

XX11 1111 = 0dB

6 (06)

Green Cut-off Adjust

XX00 0000 = +150mV

XX11 1111 = -150mV

7 (07)

Blue Drive Adjust (white point blue adjust)

XX00 0000 = -6dB

XX11 1111 = 0dB

8 (08)

Sharpness

XXXX X000 = Peaking Min.

XXXX X111 = Peaking Max.

STV2118B

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