Abstract: A boot control circuit of a computer system is provided. The boot control circuit is coupled to a system power module. The boot control circuit includes a connection port module and a motherboard. The connection port module includes a detection pin. The motherboard includes a switch for controlling the system power module. The motherboard controls the system power module to provide power for booting the computer system according to a connection between the detection pin and the switch.

Abstract: A wearable device includes a case and a detection module. The case includes an inner casing and an outer casing. The inner casing includes a main body and a lateral wall. The main body is an annular structure. The lateral wall is disposed on a lateral side of the main body. The main body has a first installation area, a second installation area and a third installation area. The outer casing is disposed around the inner casing and abuts against the lateral wall, and the outer casing has a first opening. The detection module is disposed inside the case. The detection module includes an energy storage unit, an information transmission unit and an optical identification assembly. The energy storage unit is located on the first installation area. The information transmission unit is located on the second installation area. The optical identification assembly is located on the third installation area.

Abstract: A portable electronic device includes a main system circuit, a storage, a power button, a power-off trigger circuit, a system power-off circuit, a power supply circuit, and a configuration power-off circuit. The power-off trigger circuit is coupled to the power button and provides a system power-off signal and a configuration power-off signal when the power button is detected to be continuously pressed and a pressing time is greater than a predetermined time. The system power-off circuit is coupled to the power-off trigger circuit and the power supply circuit and stops providing the main system circuit with a system power supply voltage provided by the power supply voltage according to the system power-off signal. The configuration power-off circuit is coupled to the power-off trigger circuit and the storage and drives the configuration power supply voltage provided to the storage down to a ground voltage according to the configuration power-off signal.

Abstract: A boot control circuit of a computer system is provided. The boot control circuit is coupled to a system power module. The boot control circuit includes a connection port module and a motherboard. The connection port module includes a detection pin. The motherboard includes a switch for controlling the system power module. The motherboard controls the system power module to provide power for booting the computer system according to a connection between the detection pin and the switch.

Abstract: A portable electronic device includes a main system circuit, a storage, a power button, a power-off trigger circuit, a system power-off circuit, a power supply circuit, and a configuration power-off circuit. The power-off trigger circuit is coupled to the power button and provides a system power-off signal and a configuration power-off signal when the power button is detected to be continuously pressed and a pressing time is greater than a predetermined time. The system power-off circuit is coupled to the power-off trigger circuit and the power supply circuit and stops providing the main system circuit with a system power supply voltage provided by the power supply voltage according to the system power-off signal. The configuration power-off circuit is coupled to the power-off trigger circuit and the storage and drives the configuration power supply voltage provided to the storage down to a ground voltage according to the configuration power-off signal.

Abstract: The application discloses an electronic device with a USB Type-C connector, which is able to be coupled to another electronic device. The electronic device includes a control unit, a switch unit and a charge conversion unit. The control unit outputs a first control signal according to a result of power supply handshaking between the electronic device and the other electronic device. The state of the first control signal determines whether the other electronic device supplies power to the electronic device. The switch unit is coupled to the control unit, and receives a supply voltage output by the other electronic device, and the switch unit determines whether to output the supply voltage according to the state of the first control signal. The charge conversion unit is coupled to the switch unit. The charge conversion unit converts the supply voltage into a target voltage to supply power to the electronic device.

Abstract: The application discloses an electronic device with a USB Type-C connector, which is able to be coupled to another electronic device. The electronic device includes a control unit, a switch unit and a charge conversion unit. The control unit outputs a first control signal according to a result of power supply handshaking between the electronic device and the other electronic device. The state of the first control signal determines whether the other electronic device supplies power to the electronic device. The switch unit is coupled to the control unit, and receives a supply voltage output by the other electronic device, and the switch unit determines whether to output the supply voltage according to the state of the first control signal. The charge conversion unit is coupled to the switch unit. The charge conversion unit converts the supply voltage into a target voltage to supply power to the electronic device.

Abstract: A portable computer is provided. The portable computer includes a motherboard, a first display, a second display, a non-volatile memory device, and a microprocessor, wherein the motherboard includes an audio circuit. When the motherboard is shut down and the microprocessor receives a playing command, the microprocessor enables the audio circuit and plays specific multimedia stored in the non-volatile memory device through the audio circuit and the second display device according to the playing command.

Abstract: A portable computer is provided. The portable computer includes a main system and an auxiliary system. The main system includes a motherboard and a first display. The auxiliary system includes a second display and a microprocessor, wherein the microprocessor includes a general purpose input output (GPIO) interface and a display control bus. The microprocessor controls the main system through the GPIO interface.