SH7265 Datasheet, PDF (1473/2024 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series

Section 28 2D Graphics Engine (2DG)
28.3.14 Resize Mode Select Register for Blitter (GR_RISZMOD)
The register GR_RISZMOD sets the resizing function for the blitter.
Bit: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Initial value: -
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
R/W: R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
-
-
-
-
A1_H
-
H1_
MTHD
-
-
-
-
-
A1_V
-
V1_
MTHD
Initial value: -
-
-
-
-
1
-
0
-
-
-
-
-
1
-
0
R/W: R
R
R
R
R R/W R R/W R
R
R
R
R R/W R R/W
Bit
Bit name
31 to 11 
10
A1_H
9

8
H1_MTHD
7 to 3 
Initial
Value
R/W
Undefined R
1
R/W
Undefined R
0
R/W
Undefined R
Description
Reserved
The read value is undefined. The write value should
always be 0.
Horizontal α Resizing Method
This bit selects α resizing method in the horizontal
direction.
0: Bilinear method
1: Nearest-neighbor method
Reserved
The read value is undefined. The write value should
always be 0.
Horizontal Resizing Method
This bit selects a resizing method in the horizontal
direction.
0: Bilinear method
1: Nearest-neighbor method
Reserved
The read value is undefined. The write value should
always be 0.
Rev. 1.00 Mar. 14, 2008 Page 1437 of 1984
REJ09B0351-0100