MB86290A Datasheet, PDF (146/184 Pages) Fujitsu Component Limited. – Graphics Controller Hardware Specifications

7.1.9 Rectangle Draw Registers
Each register is used by the drawing commands. The registers cannot be
accessed from the CPU or by using the SetRegister command.
Register Address 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
RXs
0200h 0 0 0 0
Int
0
RYs
0204h 0 0 0 0
Int
0
RsizeX 0208h 0 0 0 0
Int
0
RsizeY
020ch 0 0 0 0
Int
0
Address
S
0
Int
Frac
Offset from DrawBaseAddress
Sign bit or sign extension
Not used or 0 extension
Integer or integer part of fixed point data
Fraction part of fixed point data
Sets coordinate parameters for rectangle drawing. The foreground color is
used.
RXs
RYs
RsizeX
RsizeY
Set the X-coordinate of top left vertex
Set the Y-coordinate of top left vertex
Set horizontal size
Set vertical size
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