High-Speed 2D Triangle Drawing Registers - Fujitsu MB86R02 Jade-D Hardware Manual

MB86R02 'Jade-D' Hardware Manual V1.64
18.11.13

High-speed 2D triangle drawing registers

Each register is used by the drawing commands. The registers cannot be accessed from the CPU or
using the SetRegister command.
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
Register Address
X0dc 0580h 0 0 0 0
Y0dc 0584h 0 0 0 0
X1dc 0588h 0 0 0 0
Y1dc 058ch 0 0 0 0
X2dc 0590h 0 0 0 0
Y2dc 0594h 0 0 0 0
Address Offset from DrawBaseAddress
S Sign bit or sign extension
0 Not used or 0 extension
Int Integer or integer part of fixed point data
Frac Fraction part of fixed point data
Sets coordinates of three vertices for High-speed 2DTriangle drawing
X0dc Sets X coordinates of vertex V0
Y0dc Sets Y coordinates of vertex V0
X1dc Sets X coordinates of vertex V1
Y1dc Sets Y coordinates of vertex V1
X2dc Sets X coordinates of vertex V2
Y2dc Sets Y coordinates of vertex V2
Int
Int
Int
Int
Int
Int
0
0
0
0
0
0
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