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參數(shù)資料
| 型號： | STV5347 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | Monochip Teletext and VPS Decoder with 4 Integrated Pages(單片電文和VPS譯碼器帶4頁存儲器) |
| 中文描述： | Monochip圖文電視解碼器及車輛定位系統(tǒng)集成4頁（單片電文和車輛定位系統(tǒng)譯碼器帶4頁存儲器） |
| 文件頁數(shù)： | 7/22頁 |
| 文件大?。?/td> | 505K |
| 代理商： | STV5347 |
FUNCTIONAL DESCRIPTION
I - DisplayablePage MemoryMap
The organization of a page-memory is shown in
Figure 7.
Thedisplay areaconsists of 25 rows of 40 charac-
ters per row.
The organizationis as follows :
- Row zero containsthe page header :
The first seven characters (0 - 6) are used for
messagesregardingthe operationalstatus.
The eighthcharacterisanalphanumericcontrol
character either “white” or “green” defining the
“search” status of the page. When it is “white”
the operational state is normal and the header
appears white ; when it is “green” the opera-
Figure 7 :
Page Memory Organization
tional state corresponds to the “search mode”
and the header appears green.
The following twenty-four characters give the
headerof therequestedpagewhen the system
is in searchmode.
Thelasteightcharactersdisplaythetimeof day.
- Row number twenty-four is used by the micro-
processor for the display of information, or used
to display X/24 colored key data according to
R0D7 bit.
- Row twenty-five comprises ten bytes of control
data concerningthe receivedpage (seeTable1)
and fourteenfreebytes whichcan beusedby the
microprocessor.
1
7
24
8
10
14
row free for status (R0D7 = 0) or packet X/24 (R0D7 = 1)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
ROW
8 scrolling
time characters
24 characters from page header
rolling on page search
Fixed characters
Alphanumerics white
for normal,
green on search
7 Status
Characters
MAIN PAGE DISPLAY AREA
14 bytes free
for use by
μ
C
10 bytes for received
page information
5
STV5347 - STV5347/H - STV5347/T
7/22
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| STV5348H | MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES |
| STV5348T | MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES |
| STV5348D | MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES |
| STV5348DH | MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES |
| STV5348DT | MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| STV5347/H | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Teletext Circuit |
| STV5347/T | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Teletext Circuit |
| STV5347D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT AND VPS DECODER WITH 4 INTEGRATED PAGES |
| STV5347D/H | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT AND VPS DECODER WITH 4 INTEGRATED PAGES |
| STV5347D/T | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MONOCHIP TELETEXT AND VPS DECODER WITH 4 INTEGRATED PAGES |
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