EC_SB_REG_ALPHA__A
status = Write16(state, EC_SB_REG_ALPHA__A, 0x0001, 0x0000);
status = Write16(state, EC_SB_REG_ALPHA__A, 0x0002, 0x0000);
status = Write16(state, EC_SB_REG_ALPHA__A, 0x0003, 0x0000);
status = Write16(state, EC_SB_REG_ALPHA__A, 0x0000, 0x0000);