49.6.8 ISI Color Space Conversion RGB to YCrCb Set 1 Register

This register can only be written if WPEN is cleared in ISI_WPMR.

Name: ISI_R2Y_SET1
Offset: 0x1C
Reset: 0x01245E38
Property: Read/Write

Bit 3130292827262524 
        Goff 
Access R/W 
Reset 1 
Bit 2322212019181716 
  C5[6:0] 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0100100 
Bit 15141312111098 
  C4[6:0] 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 1011110 
Bit 76543210 
  C3[6:0] 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0111000 

Bit 24 – Goff Color Space Conversion Cr Component Offset

Goff corresponds to Croff in the RGB to YCrCb color space conversion formula. See 49.5.5.1 Color Space Conversion.
ValueDescription
0

No offset

1

Offset = 128

Bits 22:16 – C5[6:0] Color Space Conversion Matrix Coefficient C5

C1 element default step is 1/512, ranges from 0 to 0.2480468875.

Bits 14:8 – C4[6:0] Color Space Conversion Matrix Coefficient C4

C1 element default step is 1/256, ranges from 0 to 0.49609375.

Bits 6:0 – C3[6:0] Color Space Conversion Matrix Coefficient C3

C0 element default step is 1/128, ranges from 0 to 0.9921875.