Samsung S5PC110 Manual page 1503

S5PC110_UM
7.12.1.5 SDO Channel #0 Scale Control Register (SDO_SCALE_CH0, R/W, Address = 0xF900_001C)
Figure 7-16 Individual Gain & Offset Control for DAC Channel Balancing
SDO_SCALE_CH0
Reserved
Offset of Channel 0 Signal
Scale Conversion
Reserved
Gain of Channel 0 Signal
Scale Conversion
Bit
[31:26] Reserved, read as zero, do not modify
[25:16] Function F(x) = (X+Offset) * Gain
0x1FF = +511
...
0x001 = +1
0x000 =
0x3FF = -1
...
0x200 = -512
This setting is valid if the bit [6] of SDO_CONFIG
register is set to component.
[15:12] Reserved, read as zero, do not modify
[11:0] Function F(x) = (X+Offset) * Gain
0x000 = x0.0
...
0x400 = x0.5
...
0x800 = x1.0
...
0xC00 = x1.5
...
0xFFF = x1.999512, (2048*2 – 1)/2048
This setting is valid if the bit [6] of SDO_CONFIG
register is set to component.
Description
0
7 6BTVOUT & VIDEO DAC
Initial State
0
000
0
800
7-31