Config1_Reg
lanai->conf1 = reg_read(lanai, Config1_Reg);
reg_write(lanai, lanai->conf1 | CONFIG1_GPOUT1, Config1_Reg);
reg_write(lanai, lanai->conf1 | CONFIG1_GPOUT1, Config1_Reg);
lanai->conf1 = reg_read(lanai, Config1_Reg) | CONFIG1_POWERDOWN;
lanai->conf1 = reg_read(lanai, Config1_Reg) & ~CONFIG1_POWERDOWN;
reg_write(lanai, lanai->conf1, Config1_Reg);