CONTROL UNIT, SEMICONDUCTOR DEVICE, AND METHOD FOR CONTROLLING CONTROL UNIT

摘要

A control unit (100) according to one embodiment comprises: a power supply terminal (111) to which a main power supply is to be supplied; a detection terminal (112) to which a detection signal from a sensor is to be input; a backup power supply unit (113) which generates a backup power supply on the basis of the main power supply supplied to the power supply terminal (111); a power supply switching unit (114) which switches a supply source of the power supply from the main power supply to the backup power supply on the basis of the detection signal input to the detection terminal (112); and an unlock unit (115) which unlocks door lock or window lock utilizing the switched backup power supply as an operation power supply.