saa5647hl NXP Semiconductors, saa5647hl Datasheet - Page 28

• Manufacturer Part Number: saa5647hl
• Description: Saa56xx Enhanced Tv Microcontrollers With On-screen Display Osd
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2004 Sep 03
Text Register 7 (TXT7)
STATUS ROW TOP
CURSOR ON
REVEAL
BOTTOM/TOP
DOUBLE HEIGHT
BOX ON 24
BOX ON 1 to 23
BOX ON 0
Text Register 8 (TXT8)
FLICKER STOP ON
DISABLE SPANISH
PKT 26 RECEIVED
WSS RECEIVED
WSS ON
CVBS1/CVBS0
Text Register 9 (TXT9)
CURSOR FREEZE
CLEAR MEMORY
A0
R4 to R0
Text Register 10 (TXT10)
C5 to C0
Text Register 11 (TXT11)
D7 to D0
Text Register 12 (TXT12)
525/625 SYNC
SPANISH
ROM VER3 to ROM VER0
VIDEO SIGNAL QUALITY
Text Register 13 (TXT13)
VPS RECEIVED
PAGE CLEARING
525 DISPLAY
525 TEXT
625 TEXT
PKT 8/30
Enhanced TV microcontrollers with
On-Screen Display (OSD)
(3)
(4)
BITS
(2)
(1)
(2)
Display memory row 24 information above Teletext page (on display row 0)
(logic 1)
display cursor at position given by TXT9 and TXT10 (logic 1)
display characters in area with conceal attribute set (logic 1)
Display memory rows 12 to 23 when DOUBLE HEIGHT height bit is set (logic 1)
display each character as twice normal height (logic 1)
enable display of Teletext boxes in memory row 24 (logic 1)
enable display of Teletext boxes in memory row 1 to 23 (logic 1)
enable display of Teletext boxes in memory row 0 (logic 1)
disable ‘Flicker Stopper’ circuit (logic 1)
disable special treatment of Spanish packet 26 characters (logic 1)
packet 26 data has been processed (logic 1)
WSS data has been processed (logic 1)
enable acquisition of WSS data (logic 1)
select CVBS1 as source for device (logic 1)
lock cursor at current position (logic 1)
clear memory block pointed to by TXT15 (logic 1)
access extension packet memory (logic 1)
current memory ROW value
current memory COLUMN value
data value written or read from memory location defined by TXT9, TXT10 and
TXT15
525-line CVBS signal is being received (logic 1)
Spanish character set present (logic 1)
mask programmable identification for character set
acquisition can be synchronized to CVBS (logic 1)
VPS data (logic 1)
software or power-on page clear in progress (logic 1)
525-line synchronisation for display (logic 1)
525-line WST being received (logic 1)
625-line WST being received (logic 1)
packet 8/30/x(625) or packet 4/30/x(525) data detected (logic 1)
28
FUNCTION
Product specification
SAA56xx