VBR=B_0x0, IMR=B_0x0
LTDC shadow reload configuration register
IMR | immediate reload trigger 0 (B_0x0): no effect 1 (B_0x1): The shadow registers are reloaded immediately. |
VBR | vertical blanking reload request 0 (B_0x0): no effect 1 (B_0x1): The shadow registers are reloaded during the vertical blanking period (at the beginning of the first line after the active display area). |