DMA2D output PFC control register
| CM | Color mode These bits define the color format of the output image. These bits can only be written when data transfers are disabled. Once the transfer has started, they are read-only. others: meaningless |
| AI | Alpha Inverted This bit inverts the alpha value. Once the transfer has started, this bit is read-only. |
| RBS | Red Blue Swap This bit allows to swap the R & B to support BGR or ABGR color formats. Once the transfer has started, this bit is read-only. |