參數(shù)資料
型號： TDA935X
廠商： NXP Semiconductors N.V.
英文描述： TV signal processor-Teletext decoder with embedded m-Controller
中文描述： 電視信號處理器與嵌入式米圖文電視解碼器控制器
文件頁數(shù)： 23/140頁
文件大小： 570K
代理商： TDA935X
Philips Semiconductors
Preliminary specification
1999 Sep 28
23
TV signal processor-Teletext decoder with
embedded
μ
-Controller
TDA 935X/6X/8X series
DISPLAY
STATUS ROW
ONLY
0 - Display normal page rows 0 to 24
1- Display only row 24
VPS ON
0 - VPS acquisition off
1 - VPS acquisition on
INV ON
0 - Inventory page off
1 - Inventory page on
TXT1
EXT PKT
OFF
8 BIT
ACQ OFF
X26 OFF
FULL
FIELD
0
0
0
00H
EXT PKT OFF
0 - Acquire extension packets X/24,X/27,8/30/X
1 - Disable acquisition of extension packets
8 BIT
0 - Error check and/or correct packets 0 to 24
1 - Disable checking of packets 0 to 24 written into memory
ACQ OFF
0 - Write requested data into display memory
1 - Disable writing of data into Display memory
X26 OFF
0 - Enable automatic processing of X/26 data
1 - Disable automatic processing of X/26 data
FULL FIELD
0 - Acquire data only on VBI lines
1 - Acquire data on any TV line
TXT2
(Reserved)
0
REQ<3>
REQ<2>
REQ<1>
REQ<0>
SC<2>
SC<1>
SC<0>
00H
REQ<3:0>
Page request
SC<2:0>
Start column of page request
TXT3
PRD<4>
PRD<3>
PRD<2>
PRD<1>
PRD<0>
00H
PRD<4:0>
Page Request data
TXT4
OSD BANK
ENABLE
QUAD
WIDTH
ENABLE
EAST/WEST
DISABLE
DBL
HEIGHT
B MESH
ENABLE
C MESH
ENABLE
TRANS
ENABLE
SHADOW
ENABLE
00H
OSD BANK
ENABLE
0 - Only alpha numeric OSD characters available, 32 locations
1 - Alternate OSD location available via graphic attribute, additional 32 location
QUAD WIDTH
ENABLE
0 - Disable display of Quadruple width characters
1 - Enable display of Quadruple width characters
EAST/WEST
0 - Western language selection of character codes A0 to FF
1 - Eastern character selection of character codes A0 to FF
DISABLE
DOUBLE
HEIGHT
0 - Allow normal decoding of double height characters
1 - Disable normal decoding of double height characters
B MESH
ENABLE
0 - Normal display of black background
1 - Enable meshing of black background
C MESH
ENABLE
0 - normal display of coloured background
1 - Enable meshing of coloured background
TRANS
ENABLE
0 - Display black background as normal
1 - Display black background as video
SHADOW
ENABLE
0 - Disable display of shadow/fringing
1 - Display shadow/ fringe (default SE black)
TXT5
BKGND
OUT
BKGND IN
COR OUT
COR IN
TEXT OUT
TEXT IN
PICTURE
ON OUT
PICTURE
ON IN
03H
BKGND OUT
0 - Background colour not displayed outside teletext boxes
1 - Background colour displayed outside teletext boxes
Names
BIT7
BIT6
BIT5
BIT4
BIT3
BIT2
BIT1
BIT0
RESET
Table 4 SFR Bit description
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