Samsung S3C2440A - Manual (Page 501)

S3C2440A RISC MICROPROCESSOR CAMERA INTERFACE
23-23
PREVIEW PRE-SCALER CONTROL REGISTER 2
Register Address R/W Description Reset Value
CIPRSCPREDST 0x4F000088 RW Preview pre-scaler destination format 0
CIPRSCPREDST Bit Description Initial State
PreDstWidth_Pr [27:16] Destination width for preview pre-scaler 0
PreDstHeight_Pr [11:0] Destination height for preview pre-scaler 0
PREVIEW MAIN-SCALER CONTROL REGISTER
Register Address R/W Description Reset Value
CIPRSCCTRL 0x4F00008C RW Preview main-scaler control 0
CICOSCCTRL Bit Description Initial State
Sample_Pr [31]
Sampling method for format conversion.
(This bit is recommended to fix 1)
0
RGBformat_Pr [30] 0 = 16-bit RGB 1 = 24-bit RGB 0
ScaleUpDown_Pr [29:28]
Scale up/down flag for preview scaler
(In 1:1 scale ratio, this bit should be “1”)
00 = down
11 = up
00
MainHorRatio_Pr [24:16] Horizontal scale ratio for preview main-scaler 0
PrScalerStart [15] Preview scaler start 0
MainVerRatio_Pr [8:0] Vertical scale ratio for preview main-scaler 0
PREVIEW DMA TARGET AREA REGISTER
Register Address R/W Description Reset Value
CIPRTAREA 0x4F000090 RW Preview scaler target area 0
CIPRTAREA Bit Description Initial State
CIPRTAREA [25:0] Target area for preview DMA = Target H size x Target V size 0