參數(shù)資料
型號(hào)： SAA5297AH
廠商： NXP Semiconductors N.V.
英文描述： Economy teletext and TV microcontrollers
中文描述： 經(jīng)濟(jì)圖文電視和電視微控制器
文件頁數(shù)： 24/68頁
文件大?。?/td> 612K
代理商： SAA5297AH
1997 Jul 07
24
Philips Semiconductors
Preliminary specification
Economy teletext and TV microcontrollers
SAA5x9x family
Teletext Register 10 (TXT10) - WRITE only
C5 to C0
memory column to be accessed by TXT11
Teletext Register 11 (TXT11)
D7 to D0
data byte written to, or read from teletext memory
Teletext Register 12 (TXT12) - READ only
625/525 SYNC
ROM VER R4 to R0
TXT ON
VIDEO SIGNAL
QUALITY
a 625-line CVBS signal (logic 0), or a 525-line CVBS signal (logic 1) is being input
mask programmable identification for character set
power has been applied to the teletext hardware (logic 1)
CVBS input can be locked on by the teletext decoder (logic 1)
Teletext Register 13 (TXT13)
VPS RECEIVED
PAGE CLEARING
525 DISPLAY
525 TEXT
625 TEXT
PKT 8/30
FASTEXT
TIB
set to logic 1 when VPS data is received
set when software requested page clear in progress
set to logic 1 when 525-line syncs are driving the display
set to logic 1 when 525-line teletext is received
set to logic 1 when 625-line teletext is received
set to logic 1 when packet 8/30 is detected
set to logic 1 when packet X27/0 is detected
text interface busy; logic 1 indicates that TXT registers 0 to 16 cannot currently be accessed
Teletext Register 14 (TXT 14) - WRITE only;
note 3
PAGE3 to PAGE0
selects which page to display
Teletext Register 15 (TXT15) - WRITE only;
note 3
BLOCK3 to BLOCK0 selects which memory block accessed by TXT9, 10 and 11
Teletext Register 16 (TXT16) - WRITE only
Y2 to Y0
X1 to X0
sets vertical position of display area
sets horizontal position of display area
Teletext Register 17 (TXT17) - Write only
FORCE ACQ0,1
FORCE 625
FORCE 525
SCREEN COL 2 to 0 defines colour displayed instead of TV picture and black background
force acquisition mode
force display to 625-line mode
force display to 525-line mode
REGISTER
FUNCTION
相關(guān)PDF資料
PDF描述
SAA5297APS Economy teletext and TV microcontrollers
SAA5297H Economy teletext and TV microcontrollers
SAA5297PS Economy teletext and TV microcontrollers
SAA5491 Economy teletext and TV microcontrollers
SAA5496 RxxPxx Series - Econoline Unregulated DC-DC Converters; Input Voltage (Vdc): 12V; Output Voltage (Vdc): 3.3V; Power: 1W; EN 60950 certified, rated for 250VAC; UL-60950-1 / CSA C22.2 certified; 5.2kVDC Isolation for 1 Minute; Optional Continuous Short Circuit Protected; 2 Chamber Transformer System; UL94V-0 Package Material; Efficiency to 80%
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SAA5297APS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
SAA5297H 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
SAA5297PS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economy teletext and TV microcontrollers
SAA5355 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Single-chip colour CRT controller FTFROM
SAA5360 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Multi page intelligent teletext decoder
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