TDA9350 View Datasheet(PDF) - Philips Electronics

Part Name

Description

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TDA9350

TV signal processor-Teletext decoder with embedded micro-Controller

Philips Electronics 

Philips Semiconductors

TV signal processor-Teletext decoder with

embedded µ-Controller

Tentative Device Specification

TDA935X/6X/8X PS/N2 series

TXT: The Italic attribute is not available.

12x16 character matrix

12x13 character matrix

12x10 character matrix

0 2 4 6 8 10 0 2 4 6 8 10 0 2 4 6 8 10 0 2 4 6 8 10 0 2 4 6 8 10 0 2 4 6 8 10

0

1

Indented by 7/6/4

2

3

Indented by 6/5/3

4

5

Indented by 5/4/2

6

7

Indented by 4/3/1

8

Indented by 3/2/0

9

10

11

Indented by 2/1

12

13

Indented by 1/0

14

15

Indented by 0

Field 1

Field 2

Fig.14 Italic Characters (12x10, 12x13 & 12x16).

COLOURS

CLUT (Colour Look Up Table)

A CLUT (Colour Look Up Table) with 16 colour entries is

provided. The colours are programmable out of a palette

of 4096(4 bits per R, G and B). The CLUT is defined by

writing data to a RAM that resides in the MOVX address

space of the 80C51.

RED3-0

b11. . .b4

0000

0000

...

1111

1111

GRN3-0

b7. . .b4

0000

0000

...

1111

1111

BLU3-0

b3. . .b0

0000

1111

...

0000

1111

Colour

entry

0

1

...

14

15

Table 13 CLUT Colour values

Foreground Colour

CC: The foreground colour can be chosen from 8 colours

on a character by character basis. Two sets of 8 colours

are provided. A serial attribute switches between the

banks (see Table 18 Serial Mode 1, bit 7). The colours are

the CLUT entries 0 to 7 or 8 to 15.

TXT: The foreground colour is selected via a control

character. The colour control characters takes effect at the

start of the next character (“Set-After”) and remain valid

until the end of the row, or until modified by a control

character. Only 8 foreground colours are available.

The TEXT foreground control characters map to the CLUT

entries as shown below:

Control Code

Defined Colour

CLUT Entry

00h

Black

0

01h

Red

1

02h

Green

2

03h

Yellow

3

04h

Blue

4

05h

Magenta

5

06h

Cyan

6

07h

White

7

Table 14 Foreground CLUT mapping

Background Colour

CC: This attribute is valid from the time set until end of row

or otherwise modified if set with Serial Mode 0. If set with

Serial Mode 1, then the colour is set from the next

character onwards.

The background colour can be chosen from all 16 CLUT

entries.

2001 Jan 18

43

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