
S5D2510
OSD PROCESSOR FOR MONITOR (PRELIMINARY)
14
Table 7: Register Description
Registers
Character &
Attribute
Registers
(Row 00
14,
Column
Bits
Description
Blink (Bit F)
Character Blink
Set this bit to activate character blinking effect or use as 'CTL1' bit for selecting
"Extended code set".
Character Shadow
Set this bit to activate character shadowing effect or use as 'CTL0' bit for
selecting "Extended code set".
Raster Color
A color out of 16-colors is selected by these 3-bits and 'RINT' bit in "Frame
Control Register 3" as raster color.
Character Color
A color out of 16-colors is selected by these 3-bits and 'CINT' bit in "Frame
Control Register 3" as character color.
Character Code Address
These 8-bits is used for accessing 256 ROM fonts. If you access over 256
FOM fonts, Column data format must be used. Column address MSB 'RMSB'
bit is used for MSB of 9-bits ROM fonts address.
Reserved.
Programmable Full White Pattern Enable
As size as you want, you can determine full white pattern by using "Window
size" at 320 OSD resolution. On the other hand, 'FullW' bit is used automatic
"Full white pattern generation".
Auto Adjustable Vertical Font Height Control
If this bit is high, height of font is sustained as 'AREF' Bits regardless of video
input mode.
Full White Pattern Generation
If this bit is set high, OSD outputs full white pattern automatically.
Extended Code Enable
If this bit is set high, Bit F/ E in "Character & Attribute Registers" are used for
selecting extended code set 'CTL00
CTL11'.
Back Ground Enable
If you set this bit to '1', black color of OSD raster area is transparent.
This control bit is aimed for round-type OSD window generation.
Scroll Enable Refer to 'Scrolling (28p)'.
Scroll Time Control If this bit is '1', the scroll time is 0.5sec, otherwise 1.0sec.
Blink Enable If you set this bit to high, blink the font with 'Blink' attribute.
Blink Time Control If this bit is '1', the blink time is 0.5sec, otherwise 1.0sec.
RAM Erasing RAM data are erased by setting this bit. Refer to 'Display RAM
(19p)'.
OSD Enable The character display is controlled by this bit. If this bit is high,
OSD is enable. Otherwise, disable. When this bit is disabled, OSD isn't output
inspite of writing control data.
SHA (Bit E)
00
29)
RB, RG ,RR
(Bit D
B)
CB, CG, CR
(Bit A
8)
C7
C0
(Bit 7
0)
Frame Control
Registers-0
(Row15,
Bit F
B
PFEN (Bit A)
Column00)
AutoH (Bit 9)
FullW (Bit 8)
ExEN (Bit 7)
BGEN (Bit 6)
Scrl (Bit 5)
ScrT (Bit 4)
BliEN (Bit 3)
BliT (Bit 2)
Erase (Bit 1)
EN (Bit 0)