STV5345 datasheet(16/25 Pages) STMICROELECTRONICS

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Function

Bit(s)

Description

Address

00H

R11 adressing

and pin functions

control

SEL 11B (D0)

Selection of register 11B (D0 = 1) or 11A(D0 = 0)

TC (D1)

Test bit, must be cleared in the normal working mode

EVEN OFF (D2)

Control of ODD/EVEN pin : EVEN signal output (D2 = 0) or

grounded (D2 = 1)

Address

01H

Operating mode

controls

312/313 line MIX - mode with interlace

312/313 line TEXT - mode without interlace

312/312 line Terminal mode without interlace

External synchronization TCS/SCS is an input

TCS ON (D2)

D2 = 1, TCS output on Pin TCS/SCS

D2 = 0, SCS input on Pin TCS/SCS

DEW / FULLFIELD

(D3)

Selection of field flyback mode or full channel mode

(D3 = 1)

GHOST ROW

ENABLE (D4)

Selection of ghost row mode (D4 = 1)

ACQUISITION

ON / OFF (D5)

Control of acquisition operation (D5 = 0 enables acquisition)

7 bits + parity or 8

bits without parity (D6)

Selection of received data format either 7 bits with parity

(D6 = 0) or 8 bits without parity (D6 = 1).

TA (D7)

Test bit, must be cleared in the normal working mode

Address

02H

Addressing

information for

a page request

SC0, SC1, SC2

(D0, D1, D2)

Address the first column of the on chip page request RAM

to be written.

TB (D3)

Test bit, must be cleared in the normal working mode.

A0, A1 (D4, D5)

Address a group of four consecutive pages currently used

for data acquisition;

A2 (D6)

Address of one of the two groups of four pages for

acquisition in normal mode.

A3 (D7)

Block select: D7 = 0 internal memory, D7 = 1 external

memory

Address

03H

Data relative to

the requested

page (see Table 3)

PRD0 - PRD4

(D0 - D4)

Written data in the page request RAM, starting with the

columns addressed by SC0,SC1,SC2.

Address

04H

Selection of one

of 16 pages to

display

A0, ... A3

(D0, ... D3)

These 4 bits correspond to the logical states of the 4

address lines (A10, ... A13) during memory read cycles.

Address

05H

Display control for

normal operation

PON (D0, D1)

Picture on (IN: D0, OUT: D1)

TEXT (D2, D3)

Text on (IN: D2, OUT: D3)

COR (D4, D5)

Contrast reduction on (IN: D4, OUT: D5)

BKGND (D6, D7)

Background colour on (IN: D6, OUT: D7)

IN / OUT

Enable inside/outside the box

Address

06H

Display control for

news-flash

subtitle generation

See R5

Address

07H

Display mode

BOX ON 0, 1-23,24

(D0, D1, D2)

The ”boxing” function is enabled on row 0,1-23 and 24 by

D0, D1 and D2 set to one.

TOP/BOTTOM

Single/Double Height

(D4/D3)

X0 = Normal

01 = double height Rows 0 to 11

11 = double height Rows 12 to 23

Conceal/Reveal (D5)

Conceal Reveal Function

Cursor ON/OFF (D6)

Cursor position given by row/column value of R9/R10

STATUS ROW

BTM / TOP (D7)

The 25th row is displayed before the ”Main text Area”

(lines 0-23) or after (D7 = 0).

STV5345 - STV5345/H - STV5345/T

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