| 摘要 |
An electronic apparatus and an electronic apparatus system are provided to supply stable power to an external device without installing an ADC(Analog to Digital Converter) port in the electronic apparatus and a power port and an external DC/DC converter in the external device. An electronic apparatus(100') includes a connection unit(25), a power supply unit(30'), and a control unit(40). The connection unit is connected to an external device(10'). The power supply unit supplies any one of first reference voltage and second reference voltage higher than the first reference voltage to the external device connected to the connection unit. The control unit supplies the second reference voltage to the external device during operation of the external device and supplies the first reference voltage to the external device after a predetermined time. |
