SDA5523 Micronas Semiconductor, SDA5523 Datasheet - Page 96

• Manufacturer Part Number: SDA5523
• Description: SDA55xx TVText Pro
• Manufacturer: Micronas Semiconductor

SDA 55xx
2.13.7.8. Progressive Scan
This feature is useful for TV-devices in which a frame
consists of 1 field with 625 lines instead of 2 fields with
312.5 lines each.
For this TV-fields on RGB-output lines are be repeated
twice by enabling the progressive scan feature. This
repetition of lines in vertical direction is only processed
for lines inside the character display area.
Table 2–74: Progressive scan settings
2.13.8. DRCS Characters
DRCS characters are available in the XRAM. There
are three different DRCS color resolution formats avail-
able:
– 1-bit per pixel DRCS characters
– 2-bit per pixel DRCS characters
– 4-bit per pixel DRCS characters
In which way this 1-bit, 2-bit or 4-bit color vector infor-
mation
Section 2.13.7.5. on page 88.
2.13.8.1. Memory Organization of DRCS Charac-
The following examples are proceeded on the assump-
tion that a height of 11 character lines is selected. The
memory organization behaves the same for any other
count of lines.
96
Progress
0
1
See also Section 2.13.5. on page 75-Global Display
Word (GDW)
is
ters
used
Description
Progressive scan support is disabled.
Progressive scan support is enabled.
to
access
the
CLUT,
Sept. 10, 2004; 6251-556-3DS
see
Fig. 2–15: Allocation of Pixels Inside the Character
Matrix
LINE3
LINE0
LINE1
LINE2
LINE4
LINE5
LINE6
LINE7
LINE8
LINE9
DATA SHEET
Micronas