MEM_V
write_reg(par, 0x16, MEM_V | MEM_Y | (par->bgr << MEM_BGR));
write_reg(par, 0x16, MEM_V | MEM_X | (par->bgr << MEM_BGR));
MEM_Y | MEM_X | MEM_V | (par->bgr << MEM_BGR));
MEM_V | MEM_L | (par->bgr << MEM_BGR));