An electronic device comprising: a regulator configured to output, based on an input first power supply voltage, a second power supply voltage and to be able to stop an output operation of the second power supply voltage in accordance with a reset signal (Sr); a first circuit unit configured to operate based on the first power supply voltage; a second circuit unit configured to operate based on the second power supply voltage; and a signal transmitting unit configured to transmit an operation signal (Si) from the first circuit unit to the second circuit unit, wherein the first circuit unit includes an operation signal generating unit configured to generate the operation signal (Si), and a reset unit configured to output the reset signal (Sr), wherein the second circuit unit includes a processing unit configured to execute a predetermined process, characterised in that the operation signal generating unit is configured to generate the operation signal (Si) based on the input first power supply voltage, and to set a level of the operation signal (Si) to be either a high level or a low level in accordance with the presence of a predetermined input operation of a user, the reset unit is configured to output the reset signal (Sr) in accordance with the operation signal (Si), in accordance with the level of the operation signal (Si), the signal transmitting unit is configured to transmit the operation signal (Si) as a control signal (Sc) to the processing unit when the operation signal (Si) is set to the high level or to block the operation signal (Si) when the operation signal (Si) is set to the low level, the processing unit is configured to execute the predetermined process in accordance with the control signal (Sc), and the signal transmitting unit includes a first diode that is provided on a path between an output node of the operation signal (Si) of the operation signal generating unit and an input node of the control signal (Sc) of the processing unit and that is configured to either transmit or block the operation signal (Si) in accordance with the level of the operation signal (Si). a regulator configured to output, based on an input first power supply voltage, a second power supply voltage and to be able to stop an output operation of the second power supply voltage in accordance with a reset signal (Sr); a first circuit unit configured to operate based on the first power supply voltage; a second circuit unit configured to operate based on the second power supply voltage; and a signal transmitting unit configured to transmit an operation signal (Si) from the first circuit unit to the second circuit unit, wherein the first circuit unit includes an operation signal generating unit configured to generate the operation signal (Si), and a reset unit configured to output the reset signal (Sr), an operation signal generating unit configured to generate the operation signal (Si), and a reset unit configured to output the reset signal (Sr), wherein the second circuit unit includes a processing unit configured to execute a predetermined process, characterised in that the operation signal generating unit is configured to generate the operation signal (Si) based on the input first power supply voltage, and to set a level of the operation signal (Si) to be either a high level or a low level in accordance with the presence of a predetermined input operation of a user, the reset unit is configured to output the reset signal (Sr) in accordance with the operation signal (Si), in accordance with the level of the operation signal (Si), the signal transmitting unit is configured to transmit the operation signal (Si) as a control signal (Sc) to the processing unit when the operation signal (Si) is set to the high level or to block the operation signal (Si) when the operation signal (Si) is set to the low level, the processing unit is configured to execute the predetermined process in accordance with the control signal (Sc), and the signal transmitting unit includes a first diode that is provided on a path between an output node of the operation signal (Si) of the operation signal generating unit and an input node of the control signal (Sc) of the processing unit and that is configured to either transmit or block the operation signal (Si) in accordance with the level of the operation signal (Si).