SDA55XX Datasheet, PDF (195/230 Pages) Infineon Technologies AG – Preliminary & Confidential

SDA 55xx
Preliminary & Confidential
Display
1
0
1
Box transparency is enabled for BOX1 for
following pixels:
Background pixels of ROM characters
1
1
0
Box transparency is enabled for BOX1 for
following pixels:
Background pixels of 1-bit DRCS characters
1
1
1
Box transparency is enabled for BOX1 for
following pixels:
Background pixels of ROM characters
Background pixels of 1-bit DRCS characters
see also 18.4 / Global Display Word (GDW)
To decide the levels of COR and BLANK for BOX1 two global parameters are
used:
COR_BOX1
0
0
1
1
BLA_BOX1
0
1
0
1
Description
Box transparency levels of COR and BLANK for BOX1 are
overruled by:
COR = 0; BLANK = 0
Box transparency levels of COR and BLANK coming from
CLUT0 inside BOX1 are overruled by:
COR = 0; BLANK = 1
Box transparency levels of COR and BLANK coming from
CLUT0 inside BOX1 are overruled by:
COR = 1; BLANK = 0
Box transparency levels of COR and BLANK coming from
CLUT0 inside BOX1 are overruled by:
COR = 1; BLANK = 1
see also 18.4 / Global Display Word (GDW)
Semiconductor Group
195
User’s Manual July 99