Abstract: An electronic device including a housing, a connector port and a switching device is provided. The connector port is embedded in the housing for a peripheral device inserted therein to electrically connect thereto. The processor is electrically connected to the connector port and comprises a detection pin and a 1-wire pin. The switching device is coupled between the connector port and the processor to selectively connect the connector port to one of the detection pin or the 1-wire pin. When the peripheral device is inserted into the connector port, the processor controls the switching device to connect the connector port to the detection pin to determine whether the connected peripheral device is a 1-wire device. When the processor determines that the connected peripheral device is a 1-wire device, the processor controls the switching device to connect the connector port to the 1-wire pin and the processor executes 1-wire communication with the peripheral device via the 1-wire pin.

Abstract: A portable electronic device is provided. Connector includes the first and data pins. Processor includes input and output pins and detection pin coupled to the input pin. First resistor is coupled between the detection pin and first voltage. When the processor detects that the first and second pins of charger are coupled to the first and second data pins of the connector, the processor provides switching signal to the selector, so as to couple the first and second data pins of the connector to the input and output pins of the processor, respectively, and to provide second voltage different from the first voltage, to the second pin of the charger via the output pin. The processor obtains charging current value of the charger according to voltage of the detection pin. The charger includes second resistor coupled between the first and second pins.

Abstract: A portable electronic device and an accessory device thereof, and an operating method for a portable electronic device. According to the disclosure, an accessory device coupled at a universal serial bus connector of a portable electronic device is detected and identified via the identification pin of the universal serial bus connector. When it is identified that the accessory device supports 1-wire communication via the identification pin, the accessory device is accessed via the 1-wire communication via the identification pin.

Abstract: An electronic device including a housing, a connector port and a switching device is provided. The connector port is embedded in the housing for a peripheral device inserted therein to electrically connect thereto. The processor is electrically connected to the connector port and comprises a detection pin and a 1-wire pin. The switching device is coupled between the connector port and the processor to selectively connect the connector port to one of the detection pin or the 1-wire pin. When the peripheral device is inserted into the connector port, the processor controls the switching device to connect the connector port to the detection pin to determine whether the connected peripheral device is a 1-wire device. When the processor determines that the connected peripheral device is a 1-wire device, the processor controls the switching device to connect the connector port to the 1-wire pin and the processor executes 1-wire communication with the peripheral device via the 1-wire pin.

Abstract: An electronic device includes a housing, a connector port embedded in the housing for a peripheral device inserted therein and a switching device. The processor is electrically connected to the connector port and includes a detection pin and a 1-wire pin. The switching device is coupled between the connector port and the processor to selectively connect the connector port to one of the detection pin or the 1-wire pin. When the peripheral device is inserted into the connector port, the processor controls the switching device to connect the connector port to the detection pin to determine whether the connected peripheral device is a 1-wire device. When the processor determines that the connected peripheral device is a 1-wire device, the processor controls the switching device to connect the connector port to the 1-wire pin and the processor executes 1-wire communication with the peripheral device via the 1-wire pin.

Abstract: An electronic device includes a housing, a connector port embedded in the housing for a peripheral device inserted therein and a switching device. The processor is electrically connected to the connector port and includes a detection pin and a 1-wire pin. The switching device is coupled between the connector port and the processor to selectively connect the connector port to one of the detection pin or the 1-wire pin. When the peripheral device is inserted into the connector port, the processor controls the switching device to connect the connector port to the detection pin to determine whether the connected peripheral device is a 1-wire device. When the processor determines that the connected peripheral device is a 1-wire device, the processor controls the switching device to connect the connector port to the 1-wire pin and the processor executes 1-wire communication with the peripheral device via the 1-wire pin.

Abstract: An electronic device includes a housing, a connector port and a switching device. The connector port receives a peripheral device. The processor is electrically connected to the connector port and includes a detection pin and a 1-wire pin. The switching device is coupled between the connector port and the processor to selectively connect the connector port to one of the detection pin or the 1-wire pin. When the peripheral device is inserted into the connector port, the processor controls the switching device to connect the connector port to the detection pin to determine whether the connected peripheral device is a 1-wire device. When the processor determines that the connected peripheral device is a 1-wire device, the processor controls the switching device to connect the connector port to the 1-wire pin and the processor executes 1-wire communication with the peripheral device via the 1-wire pin.

Abstract: An electronic device includes a jack, a voltage processing unit, a measuring unit, a data transmission unit, and a switching unit. The jack receives a plug of an electronic accessory and has first and second contact terminals. The voltage processing unit detects whether a voltage is present at the second contact terminal when a second contact of the plug is in contact with the second contact terminal. The measuring unit measures a parameter resulted from the contact of the first contact terminal with a first contact of the plug. The data transmission unit transmits to or receives from the electronic accessory a data signal through the first contact terminal. The switching unit selectively connects the first contact terminal electrically to the data transmission unit or measuring unit according to whether the voltage is present or not.

Abstract: An electronic device connectable with an electronic accessory according to the present disclosure is provided. The electronic device includes a jack, a data signal transceiving unit, a measuring unit, a switching unit and a processing unit. The jack is adapted to receive an insertion of a plug of the electronic accessory and has a first contact terminal adapted to be in contact with a first contact of the plug. The data signal transceiving unit is adapted to transmit to or receive from the electronic accessory a data signal through the first contact terminal of the jack. The measuring unit is adapted to measure a parameter resulted from the contact of the first contact terminal of the jack with the first contact of the plug through the first contact terminal when the plug is inserted into the jack. The switching unit is adapted to selectively connect the first contact terminal of the jack electrically to the data signal transceiving unit or the measuring unit.

Abstract: The invention provides a method for an electronic device for automatically detecting and identifying a peripheral device. The electronic device comprises a connector having a first pin and a second pin and connects to a peripheral device through the connector. The method comprises the steps of determining whether the peripheral device is connected to the connector; reading a first state of the first pin and the second pin when determining that the peripheral device is connected to the connector; setting a voltage of the first pin to a first voltage level and then reading a second state of the first pin and the second pin; and identifying the peripheral device according to the first state and the second state. The invention also provides an electronic device and an electronic system utilizing the above-mentioned method.

Abstract: A portable electronic device and an accessory device thereof, and an operating method for a portable electronic device. According to the disclosure, an accessory device coupled at a universal serial bus connector of a portable electronic device is detected and identified via the identification pin of the universal serial bus connector. When it is identified that the accessory device supports 1-wire communication via the identification pin, the accessory device is accessed via the 1-wire communication via the identification pin.

Abstract: An electronic device includes a housing, a connector port and a switching device. The connector port receives a peripheral device. The processor is electrically connected to the connector port and includes a detection pin and a 1-wire pin. The switching device is coupled between the connector port and the processor to selectively connect the connector port to one of the detection pin or the 1-wire pin. When the peripheral device is inserted into the connector port, the processor controls the switching device to connect the connector port to the detection pin to determine whether the connected peripheral device is a 1-wire device. When the processor determines that the connected peripheral device is a 1-wire device, the processor controls the switching device to connect the connector port to the 1-wire pin and the processor executes 1-wire communication with the peripheral device via the 1-wire pin.

Abstract: A portable electronic device is provided. Connector includes the first and data pins. Processor includes input and output pins and detection pin coupled to the input pin. First resistor is coupled between the detection pin and first voltage. When the processor detects that the first and second pins of charger are coupled to the first and second data pins of the connector, the processor provides switching signal to the selector, so as to couple the first and second data pins of the connector to the input and output pins of the processor, respectively, and to provide second voltage different from the first voltage, to the second pin of the charger via the output pin. The processor obtains charging current value of the charger according to voltage of the detection pin. The charger includes second resistor coupled between the first and second pins.

Abstract: A portable electronic apparatus and a connection method therefore are disclosed. The portable electronic apparatus comprises a connector, a processing circuit, and a switch module. After a plug is plugged into the connector, the processing circuit reads a voltage value of the plug via the switch module. When determining that the voltage value of the plug is within a first voltage range, the processing circuit outputs switch signals to the switch module, so that an input signal of the plug is able to be transmitted to the processing circuit via the connector and the switch module. When determining that the voltage value of the plug is within a second voltage range, the processing circuit outputs other switch signals to the switch module, so that an output signal of the processing circuit is able to be transmitted to the plug via the switch module and the connector.

Abstract: An electronic device and a method for driving an internal function block of a processor of the electric device to operate in a linear region. The electronic device comprises a processor having two multiple purpose pins (MPP1 and MPP2), an external device connection port, and two resistance elements. The external device connection port is further connected to the MPP1 and at a tested voltage. The first resistance element is connected between a high level voltage and the external device connection port. The second resistance element is connected between the external device connection port and the MPP2. The processor is configured to output the high or low level voltage at MPP2 when the tested voltage is in a non-linear operating region, to guarantee the tested voltage to a linear operating region of the function block which is coupled to the MPP1 by a multiplexing design.

Abstract: An electronic device and a method for driving an internal function block of a processor of the electric device to operate in a linear region. The electronic device comprises a processor having two multiple purpose pins (MPP1 and MPP2), an external device connection port, and two_resistance elements. The external device connection port is further connected to the MPP1 and at a tested voltage. The first resistance element is connected between a high level voltage and the external device connection port. The second resistance element is connected between the external device connection port and the MPP2. The processor is configured to output the high or low level voltage at MPP2 when the tested voltage is in a non-linear operating region, to guarantee the tested voltage to a linear operating region of the function block which is coupled to the MPP1 by a multiplexing design.

Abstract: The present invention relates to a defogging and defrosting devices for the protective lens of camera, which includes a heater that is coupled to a control circuit panel, a thermal gasket that is in contact contacting with the heater, receives the heat from the heater and transmits the heat to the glass or mirror object which contacts with in order to avoid and prevent the loss of lucidity of the glass or mirror object due to humidity. The defogging and defrosting device is installed on the body of the camera instead of on the protective lens in order to avoid shading the camera view and to facilitate the removal of protective lens while adjusting the focus of the camera. It also facilitates the replacement of the protective lens of the camera.

Abstract: An electronic device includes a jack, a voltage processing unit, a measuring unit, a data transmission unit and a switching unit. The jack is adapted to receive a plug of an electronic accessory and has at least one first contact terminal and one second contact terminal. The voltage processing unit is adapted to detect whether a voltage is present at the second contact terminal when a second contact of the plug is in contact with the second contact terminal of the jack. The measuring unit is adapted to measure a parameter resulted from the contact of the first contact terminal of the jack with a first contact of the plug. The data transmission unit is adapted to transmit to or receive from the electronic accessory a data signal through the first contact terminal of the jack. The switching unit is adapted to selectively connect the first contact terminal of the jack electrically to the data transmission unit or the measuring unit according to whether the voltage is present or not.

Abstract: An electronic device connectable with an electronic accessory according to the present disclosure is provided. The electronic device includes a jack, a data signal transceiving unit, a measuring unit, a switching unit and a processing unit. The jack is adapted to receive an insertion of a plug of the electronic accessory and has a first contact terminal adapted to be in contact with a first contact of the plug. The data signal transceiving unit is adapted to transmit to or receive from the electronic accessory a data signal through the first contact terminal of the jack. The measuring unit is adapted to measure a parameter resulted from the contact of the first contact terminal of the jack with the first contact of the plug through the first contact terminal when the plug is inserted into the jack. The switching unit is adapted to selectively connect the first contact terminal of the jack electrically to the data signal transceiving unit or the measuring unit.

Abstract: The invention provides a method for an electronic device for automatically detecting and identifying a peripheral device. The electronic device comprises a connector having a first pin and a second pin and connects to a peripheral device through the connector. The method comprises the steps of determining whether the peripheral device is connected to the connector; reading a first state of the first pin and the second pin when determining that the peripheral device is connected to the connector; setting a voltage of the first pin to a first voltage level and then reading a second state of the first pin and the second pin; and identifying the peripheral device according to the first state and the second state. The invention also provides an electronic device and an electronic system utilizing the above-mentioned method.