TCM8230MD (A)

Ver. 1.20

04/01/05

13/27

SYNCHRONIZATION CODE

Synchronization code output format

CODESW=1

CODESW(Address=1Eh, Bit5) is able to add synchronization codes. “Code“ part is changed Mode1 or Mode2

by CODESEL(Address=1Eh, Bit4).

Mode1 （Original format, CODESEL=0）

These codes only exists in active lines

Frame

Start

Active Line 1

Line

End

Line

Start

Active Line 480

(VGA)

Frame

End

Code

Code

Code

Code

Code

Code

Active Line 2

Line

End

Line

Start

Code

Picture

Code

Line start code

: FFh 00h 00h 00h

Line end code

: FFh 00h 00h 01h

Frame start code : FFh 00h 00h 02h

Frame end code : FFh 00h 00h 03h

Line 1

Line 2

Line 3

Line 4

Line 480 (VGA)

Line 240 (QVGA)

Line 120 (QQVGA)

Line 288 (CIF)

Line 144 (QCIF)

Line 96 (subQCIF)

02

01

01

01

01

01

03

00

00

00

00

00

Blanking

Blanking

Blanking

Blanking

640 pixels (VGA)

320 pixels (QVGA)

160 pixels (QQVGA)

352 pixels (CIF)

176 pixels (QCIF)

128 pixels (subQCIF)

FFh

DCLK

DOUT7∼0

00h

00h

Code