TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 24
TDA9550
Manufacturer Part Number
TDA9550
Description
TV signal processor-Teletext decoder with embedded m-Controller
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet
1.TDA9550.pdf
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Philips Semiconductors
Table 3 SFR Bit description
2000 Jun 22
TXT1
FIELD POLARIY
TXT2
TXT3
TV signal processor-Teletext decoder with
embedded -Controller
HEADER ROLL
AUTO FRAME
EXT PKT OFF
STATUS ROW
H POLARITY
V POLARITY
DISLAY X24
FULL FIELD
ACQ_BANK
Names
REQ<3:0>
PRD<4:0>
DISABLE
DISABLE
DISPLAY
ACQ OFF
X26 OFF
SC<2:0>
VPS ON
FRAME
INV ON
ONLY
8 BIT
0 - Display row 24 from basic page memory
1 - Display row 24 from appropriate location in extension memory
0 - Normal Frame output
1 - Frame output is switched off automatically if any video displayed
0 - Write rolling headers and time to current display page
1 - Disable writing of rolling headers and time to into memory
0 - Display normal page rows 0 to 24
1- Display only row 24
0 - Normal Frame output
1 - Force Frame output to be low (0)
0 - VPS acquisition off
1 - VPS acquisition on
0 - Inventory page off
1 - Inventory page on
0 - Acquire extension packets X/24,X/27,8/30/X
1 - Disable acquisition of extension packets
0 - Error check and/or correct packets 0 to 24
1 - Disable checking of packets 0 to 24 written into memory
0 - Write requested data into display memory
1 - Disable writing of data into Display memory
0 - Enable automatic processing of X/26 data
1 - Disable automatic processing of X/26 data
0 - Acquire CC data only on selected line.
1 - Acquire CC data on any TV line (for test purposes).
0 - Vsync pulse in first half of line during even field.
1 - Vsync pulse in second half of line during even field.
0 - Hsync reference edge is positive going
1 - Hsync reference edge is negative going
0 - Vsync reference edge is positive going
1 - Vsync reference edge is negative going
0 - Select Acquisition bank 0
1 - Select Acquisition bank 1
Page request
Start column of page request
Page Request data
EXT PKT
BANK
BIT7
ACQ
OFF
REQ<3>
BIT6
8 BIT
ACQ OFF
REQ<2>
BIT5
ACQ OFF
REQ<1>
PRD<4>
BIT4
24
REQ<0>
PRD<3>
FIELD
FULL
BIT3
TDA955X/6X/8X PS/N1 series
POLARITY
PRD<2>
FIELD
SC<2>
BIT2
POLARITY
PRD<1>
SC<1>
BIT1
Tentative Device Specification
H
POLARITY
PRD<0>
SC<0>
BIT0
V
RESET
00H
00H
00H
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