5.2.7.81 High-End Overlay Configuration Register 1
This register can only be written if HEWPCFGE is cleared in the LCDC Write Protection Mode Register.
| Name: | LCDC_HEOCFG1 |
| Offset: | 0x00000394 |
| Reset: | 0x00000000 |
| Property: | Read/Write |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| ILD | |||||||||
| Access | R/W | ||||||||
| Reset | 0 |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| YCC422ROT | |||||||||
| Access | R/W | ||||||||
| Reset | 0 |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| YCCMODE[3:0] | CLUTMODE[1:0] | ||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| RGBMODE[3:0] | GAM | YCCEN | CLUTEN | ||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | ||
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
Bit 24 – ILD Interlaced Content
| Value | Description |
|---|---|
| 0 |
Progressive scan is used. |
| 1 | Interlaced Frame content is used and deinterlacing process is activated. |
Bit 16 – YCC422ROT YCbCr 4:2:2 Rotation
| Value | Description |
|---|---|
| 0 |
Chroma upsampling kernel is configured to use 0 and 180 degrees algorithm. |
| 1 |
Indicates that the chroma upsampling kernel is configured to use the 4:2:2 rotation algorithm. This bit is relevant only when a rotation angle of 90 degrees or 270 degrees is used. |
Bits 15:12 – YCCMODE[3:0] YCbCr Mode Input Selection
| Value | Name | Description |
|---|---|---|
| 0 | 32BPP_AYCBCR |
32 bpp AYCbCr 444 |
| 1 | 16BPP_YCBCR_MODE0 |
16 bpp Cr(n)Y(n+1)Cb(n)Y(n) 4:2:2 |
| 2 | 16BPP_YCBCR_MODE1 |
16 bpp Y(n+1)Cr(n)Y(n)Cb(n) 4:2:2 |
| 3 | 16BPP_YCBCR_MODE2 |
16 bpp Cb(n)Y(+1)Cr(n)Y(n) 4:2:2 |
| 4 | 16BPP_YCBCR_MODE3 |
16 bpp Y(n+1)Cb(n)Y(n)Cr(n) 4:2:2 |
| 5 | 16BPP_YCBCR_SEMIPLANAR |
16 bpp Semiplanar 4:2:2 YCbCr |
| 6 | 16BPP_YCBCR_PLANAR |
16 bpp Planar 4:2:2 YCbCr |
| 7 | 12BPP_YCBCR_SEMIPLANAR |
12 bpp Semiplanar 4:2:0 YCbCr |
| 8 | 12BPP_YCBCR_PLANAR |
12 bpp Planar 4:2:0 YCbCr |
Bits 9:8 – CLUTMODE[1:0] CLUT Mode Input Selection
| Value | Name | Description |
|---|---|---|
| 0 | CLUT_1BPP |
CLUT mode set to 1 bit per pixel |
| 1 | CLUT_2BPP |
CLUT mode set to 2 bits per pixel |
| 2 | CLUT_4BPP |
CLUT mode set to 4 bits per pixel |
| 3 | CLUT_8BPP |
CLUT mode set to 8 bits per pixel |
Bits 7:4 – RGBMODE[3:0] RGB Mode Input Selection
| Value | Name | Description |
|---|---|---|
| 0 | 12BPP_RGB_444 |
12 bpp RGB 444 |
| 1 | 16BPP_ARGB_4444 |
16 bpp ARGB 4444 |
| 2 | 16BPP_RGBA_4444 |
16 bpp RGBA 4444 |
| 3 | 16BPP_RGB_565 |
16 bpp RGB 565 |
| 4 | 16BPP_ARGB_1555 |
16 bpp ARGB 1555 |
| 5 | 18BPP_RGB_666 |
18 bpp RGB 666 |
| 6 | 18BPP_RGB_666PACKED |
18 bpp RGB 666 PACKED |
| 7 | 19BPP_ARGB_1666 |
19 bpp ARGB 1666 |
| 8 | 19BPP_ARGB_PACKED |
19 bpp ARGB 1666 PACKED |
| 9 | 24BPP_RGB_888 |
24 bpp RGB 888 |
| 10 | 24BPP_RGB_888_PACKED |
24 bpp RGB 888 PACKED |
| 11 | 25BPP_ARGB_1888 |
25 bpp ARGB 1888 |
| 12 | 32BPP_ARGB_8888 |
32 bpp ARGB 8888 |
| 13 | 32BPP_RGBA_8888 |
32 bpp RGBA 8888 |
Bit 2 – GAM Gamma Correction
| Value | Description |
|---|---|
| 0 |
Gamma correction is disabled. |
| 1 |
Gamma correction is enabled. |
Bit 1 – YCCEN YCbCr Color Space Enable
| Value | Description |
|---|---|
| 0 |
Color space is RGB. |
| 1 |
Color space is YCbCr. |
Bit 0 – CLUTEN CLUT Mode Enable
| Value | Description |
|---|---|
| 0 |
RGB mode is selected. |
| 1 |
CLUT mode is selected. |