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

MB86R02 'Jade-D' Hardware Manual V1.64
18.11.12

High-speed 2D line drawing registers

Each register is used by the drawing commands. The registers cannot be accessed from the CPU.
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
LX0dc 0540 0 0 0 0
H
LY0dc 0544 0 0 0 0
H
LX1dc 0548 0 0 0 0
H
LY1dc 054c 0 0 0 0
H
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 line end points for High-speed 2DLine drawing
LX0dc Sets X coordinates of vertex V0
LY0dc Sets Y coordinates of vertex V0
LX1dc Sets X coordinates of vertex V1
LY1dc Sets Y coordinates of vertex V1
18-234
Int
Int
Int
Int
0
0
0
0