saa5547ps NXP Semiconductors, saa5547ps Datasheet - Page 25

• Manufacturer Part Number: saa5547ps
• Description: Saa550x; Saa554x Tv Microcontrollers With Closed Captioning Cc And On-screen Display Osd
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2000 Feb 23
FORCE DISP1 to FORCE DISP0
SCREEN COL2 to SCREEN COL0 Defines colour to be displayed instead of TV picture and black background; these
Text Register 18 (TXT18)
NOT3 to NOT0
BS1 to BS0
Text Register 19 (TXT19)
TEN
TC2 to TC0
TS1 to TS0
Text Register 20 (TXT20)
DRCS ENABLE
OSD PLANES
OSD LANG ENABLE
OSD LAN2 to OSD LAN0
Text Register 21 (TXT21)
DISP LINES1 to DISP LINES0
CHAR SIZE1 to CHAR SIZE0
I
2
C PORT 1
TV microcontrollers with Closed Captioning (CC)
and On-Screen Display (OSD)
BIT
FORCE DISP<1:0>:
bits are equivalent to the RGB components. SCREEN COL<2:0>:
national option table selection, maximum of 31 when used with EAST/WEST bit
basic character set selection
enable twist character set (logic 1)
language control bits (C12, C13 and C14) that has twisted character set
twist character set selection
re-map column 9 to DRCS in TXT mode (logic 1)
character code columns 8 and 9 defined as double plane characters (logic 1)
enable use of OSD LAN<2:0> to define language option for display, instead of
C12, C13 and C14
alternative C12, C13 and C14 bits for use with OSD menus
the number of display lines per character row; DISP LINES<1:0>:
character matrix size; CHAR SIZE<1:0>:
enable I
00 = automatic selection
01 = force display to 525 mode (9 lines per row)
10 = force display to 625 mode (10 lines per row)
11 = not valid (default to 625 mode)
000 = transparent
001 = CLUT entry 9
010 = CLUT entry 10
011 = CLUT entry 11
100 = CLUT entry 12
101 = CLUT entry 13
110 = CLUT entry 14
111 = CLUT entry 15
00 = 10 lines per character (defaults to 9 lines in 525 mode)
01 = 13 lines per character
10 = 16 lines per character
11 = reserved (logic 1)
00 = 10 lines per character (matrix 12
01 = 13 lines per character (matrix 12
10 = 16 lines per character (matrix 12
11 = reserved
2
C-bus Port 1 selection (P1.5/SDA1 and P1.4/SCL1) (logic 1)
25
FUNCTION
10)
13)
16)
Preliminary specification
SAA55xx