參數(shù)資料
型號: SAA5250T
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Interface for data acquisition and control for multi-standard teletext systems
中文描述: SPECIALTY CONSUMER CIRCUIT, PDSO40
封裝: PLASTIC, VSOP-40
文件頁數(shù): 20/35頁
文件大?。?/td> 173K
代理商: SAA5250T
January 1987
20
Philips Semiconductors
Product specification
Interface for data acquisition and control
(for multi-standard teletext systems)
SAA5250
Fig.6 DIDON (short) acquisition flow chart.
handbook, full pagewidth
INITIALIZE CIDAC
LOAD FORMAT COUNTER
WITH INCOMING VALUE
DECREMENT FORMAT COUNTER.
WRITE DATA BYTES INTO FIFO
FRAMING
CODE DETECT
FORMAT
COUNTER = 0
DECREMENT FORMAT COUNTER
SET PAGE IN PROGRESS FLAG
WRITE FORMAT INTO FIFO
0
1
1
0
A O.K.
1
0
PAGE IN
PROGRESS
SLOW/FAST
MODE
0
1
0
0
1
FORMAT
COUNTER = 0
1
START OF
PAGE DETECT
SLOW
FAST
MGH083
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SAA5252 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Line twenty-one acquisition and display LITOD
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