NEC uPD72257, Preliminary User'S Manual

Page: 275 / 343

8.9.5.4 DRWLUSTART - U limiter start value
The start value is a 16:16 fixed point number valid at the first pixel of the bounding
box.
Access This register can be written in 32-bit units.
Address <DrwE_Base> + 90
H
Index 36
Initial Value 0000 0000
H
. This register is initialized by any reset.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
LUSTART[31:16]
W
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LUSTART[15:0]
W
Bit Bit name Function
31 to 0 LUSTART[31:0] U limiter start value
Drawing Engine Chapter 8
Preliminary User's Manual S19203EE1V3UM00
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