SAA5250P 데이터 시트보기 (PDF) - Philips Electronics

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SAA5250P

Interface for data acquisition and control (for multi-standard teletext systems)

Philips Electronics 

Philips Semiconductors

Interface for data acquisition and control

(for multi-standard teletext systems)

Product specification

SAA5250

handbook, full pagewidth

January 1987

INITIALIZE CIDAC

DATA GROUP IN

1

PROGRESS

0

0

SYNCHRONIZING

PACKET

1

SET DATA GROUP IN

PROGRESS FLAG

FRAMING

0

CODE DETECT

1

0

A1 O.K.

1

0

A2 O.K.

1

0

A3 O.K.

1

SAVE CI BYTES

LOAD FORMAT COUNTER

WITH IMPLICIT FORMAT

FAST

SLOW/FAST

MODE

SLOW

WRITE CI BYTE INTO FIFO

WRITE PS BYTE INTO FIFO

FORMAT

1

COUNTER = 0

0

DECREMENT FORMAT COUNTER.

WRITE DATA BYTES INTO FIFO

MGH082

Fig.7 NABTS acquisition flow chart.

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