MB86293 Datasheet, PDF (215/285 Pages) Fujitsu Component Limited. – Grraphiics Conttrrollllerr Speciiffiicattiions

FUJITSU LIMITED
PRELIMINARY and CONFIDENTIAL
SHO (SHadow Offset)
Register
address
DrawBaseAddress + 470H
Bit number 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Bit field name
SHOFFS
R/W
RW
Initial value
Don’t care
This register sets the offset address of the shadow relative to the body primitive at drawing with shadow.
At body drawing, this offset address is set to “0”; at shadow drawing, the offset address calculated from each
offset value of the X coordinates and of the Y coordinates is set. This register is hardware controlled.
ABR (Alpha map Base)
Register
address
DrawBaseAddress + 474H
Bit number 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Bit field name
ABASE
R/W
RW
R0
Initial value
Don’t care
0
This register sets the base address of the alpha map.
MB86293 CORAL_LQ
Graphics Controller
215
Specifications Rev. 1.1