LTDC layer 2 blending factors configuration register
BF2 | blending factor 2 These bits select the blending factor F2 5 (B_0x5): 1 - constant alpha 7 (B_0x7): 1 - (pixel alpha x constant alpha) |
BF1 | blending factor 1 These bits select the blending factor F1. 4 (B_0x4): constant alpha 6 (B_0x6): pixel alpha x constant alpha |