TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 49

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TDA9550

Manufacturer Part Number
TDA9550
Description
TV signal processor-Teletext decoder with embedded m-Controller
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet
Philips Semiconductors
S
Table 18 Serial Character Coding
TXT M
Character coding is in a serial format, with only one
attributes being changed at any single location. The serial
attributes take effect either at the position of the attribute
2000 Jun 22
ERIAL
Bits
0-3
4
5
6
7
8
9
10
11
TV signal processor-Teletext decoder with
embedded -Controller
ODE
C
HARACTER
4 bits for 16 Background
colours
0 = Underline OFF
1 = Underline ON
0 = Overline OFF
1 = Overline ON
Display mode:
0 = Superimpose
1 = Boxing
0 = Flash OFF
1 = Flash ON
0 = Italics OFF
1 = Italics ON
0 = Fringing OFF
1 = Fringing ON
Switch for Serial coding
mode 0 and 1:
0 = mode 0
Mode bit:
1 = Serial code
Serial Mode 0
(“set at”)
C
ODING
4 bits for 16 Background colours
Horizontal Size:
0 = normal
1 = x2
Vertical Size:
0 = normal
1 = x2
Display mode:
0 = Superimpose
1 = Boxing
Foreground colour switch
0 = Bank 0 (colours 0-7)
1 = Bank 1 (colours 8-15)
Background colour duration:
0 = stop BGC
1 = set BGC to end of row
End of Row
0 = Continue Row
1 = End Row
Switch for Serial coding mode 0
and 1:
1 = mode 1
Mode bit:
1 = Serial code
Char.Pos. 1 (“set at”)
Description
49
(Set At), or at the following location (Set After). The
attribute remainseffective until either modified by new
serial attributes or until the end of the row.The default
settings at the start of a row is:
foreground colour white (CLUT Address 7)
background colour black (CLUT Address 8)
TDA955X/6X/8X PS/N1 series
Serial Mode 1
4 bits for 16 Background colours
0 = Underline OFF
1 = Underline ON
0 = Overline OFF
1 = Overline ON
Display mode:
0 = Superimpose
1 = Boxing
Foreground colour switch
0 = Bank 0 (colours 0-7)
1 = Bank 1 (colours 8-15)
Background colour duration
(set at):
0 = stop BGC
1 = set BGC to end of row
End of Row (set at):
0 = Continue Row
1 = End Row
Switch for Serial coding mode 0
and 1:
1 = mode 1
Mode bit:
1 = Serial code
Char.Pos. >1 (“set after”)
Tentative Device Specification

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