SDA6000 Datasheet, PDF (311/380 Pages) Infineon Technologies AG – Teletext Decoder with Embedded 16-bit Controller

SDA 6000
Display Generator
If this transfer is executed with the same register settings but in italic mode instead of
non italic mode, the subsequent destination area is used inside the frame buffer:
D_ADDR
D_OFFSET
WIDTH_OUT
D_OFFSET
Bit ’I’ of
4:4:4:2 format
1
0
1
0
HEIGHT_OUT
1
0
1
0
1
0
UED11188
Figure 10-19 Result for a Italic Transferred Memory Area in Frame Buffer
Next to the destination pixel offset from line to line, the italic bit (‘I’) alternates from line
to line. This italic bit is used to control the D/A converter to realize a horizontal line
alternating half pixel shift on RGB output.
UED11189
Figure 10-20 Result for an Italic Transferred Memory Area at D/A Converter
Output
Note: Italic can not be used together with double width and double/quad height
transfers.
Users Manual
10 - 26
2000-06-15