Allwinner A20 - Page 563

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 563 / 812
Offset: 0x98C
Register Name: DEBE_KSVSCAFCT_REG
Bit
Read/W
rite
Default/
Hex
Description
31
R/W
UDF
KS_VSCASIGN
Sign bit
0:increasing
1:decreasing
30:24
/
/
/
23:16
R/W
UDF
KS_VSCAIRATIO
The integer part of the vertical scaling ratio
15:12
/
/
/
11:0
R/W
UDF
KS_VSCAFRATIO
The fractional part of the vertical scaling ratio
5.4.4.40. DE BACKEND KEYSTONE HORIZONTAL FILTERING COEFFICIENT RAM
BLOCK
Offset:
0x9A0 – 0x9BC
Register Name: DEBE_KSHSCACOEF_RAM
Bit
Read/W
rite
Default/
Hex
Description
31:24
R/W
UDF
KS_HSCATAP3COEF
Horizontal tap3 coefficient
The value equals to coefficient*2
6
23:16
R/W
UDF
KS_HSCATAP2COEF
Horizontal tap2 coefficient
The value equals to coefficient*2
6
15:8
R/W
UDF
KS_HSCATAP1COEF
Horizontal tap1 coefficient
The value equals to coefficient*2
6
7:0
R/W
UDF
KS_HSCATAP0COEF
Horizontal tap0 coefficient
The value equals to coefficient*2
6