SAA6721E Datasheet, PDF (39/72 Pages) NXP Semiconductors – SXGA RGB to TFT graphics engine

Philips Semiconductors
SXGA RGB to TFT graphics engine
Preliminary specification
SAA6721E
NAME
OVERLAY VERTICAL SYNC START
Start of vertical sync pulse with respect to top frame border
COLOUR 0 TO 7 RED COMPONENT DEFINITION
Red colour component for overlay colour 0 to 7
COLOUR 0 TO 7 GREEN COMPONENT DEFINITION
Green colour component for overlay colour 0 to 7
COLOUR 0 TO 7 BLUE COMPONENT DEFINITION
Blue colour component for overlay colour 0 to 7
On screen display
GENERAL CONFIGURATION
OSD activation
OSD is not visible
OSD is visible
OSD character size
12 × 16 character matrix
24 × 24 character matrix
OSD zoom
No zooming of OSD window
Zoom by 2 of OSD window
OSD WINDOW VERTICAL OFFSET
Vertical offset of OSD window from left frame border in pixel
OSD WINDOW HORIZONTAL OFFSET
Horizontal offset of OSD window from top frame border in pixel
OSD WINDOW VERTICAL SIZE
Vertical size of OSD window in characters
OSD WINDOW HORIZONTAL SIZE
Horizontal size of OSD window in characters
FOREGROUND COLOUR 0 TO 7 RED COMPONENT DEFINITION
Red colour component for foreground colour 0 to 7
SUBADDRESS R/W
DATA
111 and 112 W D10 to D0
113, 116, 119,
122, 125, 128,
131 and 134
W D7 to D0
114, 117, 120,
123, 126, 129,
132 and 135
W D7 to D0
115, 118, 121,
124, 127, 130,
133 and 136
W D7 to D0
137
W D0
logic 0
logic 1
D1
logic 0
logic 1
D2
logic 0
logic 1
138 and 139 W D10 to D0
140 and 141 W D11 to D0
142
W D5 to D0
143
W D5 to D0
144, 147, 150,
153, 156, 159,
162 and 165
W D7 to D0
1999 May 11
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