NEC uPD72257, Preliminary User'S Manual

Page: 269 / 343

8.9.4.2 DRWLnXADD - Limiter n x-axis increment
The LnXADD value is the 16:16 fixed point difference between two samples with
a distance of one pixel along the x-axis.
Note n = 1 to 6
Access This register can be written in 32-bit units.
Address DRWL1XADD: <DrwE_Base> + 28
H
, DRWL2XADD: <DrwE_Base> + 2C
H
DRWL3XADD: <DrwE_Base> + 30
H
, DRWL4XADD: <DrwE_Base> + 34
H
DRWL5XADD: <DrwE_Base> + 38
H
, DRWL6XADD: <DrwE_Base> + 3C
H
Index DRWL1XADD: 10, DRWL2XADD: 11
DRWL3XADD: 12, DRWL4XADD: 13
DRWL5XADD: 14, DRWL6XADD: 15
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
LnXADD[31:16]
W
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
LnXADD[15:0]
W
Bit Bit name Function
31 to 0 LnXADD[31:0] X-axis increment
Drawing Engine Chapter 8
Preliminary User's Manual S19203EE1V3UM00
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