Power supplying method and apparatus
View Patent ↗A power supplying method and apparatus. The power supplying apparatus includes: a detection module, connected to a detection pin group of a camera module, and configured to generate a recognition signal according to a detected detection signal on the detection pin group of the camera module; a power supply recognition module, connected to the detection module, and configured to recognize a type of the camera module according to the recognition signal, to determine power supply information corresponding to the type of the camera module; a power-on control module, connected to the power supply recognition module and a power supply module, and configured to control a power supply time sequence of at least three power supply units and a power supply voltage of each of the power supply units, so that the at least three power supply units supply power to the camera module.
1. A power supplying apparatus, comprising:
one or more processors;
a detector, connected to a detection pin group of a camera module, and configured to generate a recognition signal according to a detected detection signal on the detection pin group of the camera module, wherein the detection pin group of the camera module is configured to identify a type of the camera module;
a power supply recognition module, executed by at least one of the processors, connected to the detector, and configured to recognize the type of the camera module according to the recognition signal, to determine power supply information corresponding to the type of the camera module, wherein the power supply information comprises a power supply time sequence of at least three power supply units and a power supply voltage of each power supply unit among the at least three power supply units; and
a controller, executed by at least one of the processors, connected to the power supply recognition module and a power supply module, and configured to control the power supply time sequence of the at least three power supply units of the power supply module and the power supply voltage of each of the power supply units according to the power supply information, so that the at least three power supply units supply power to the camera module, wherein
the detection pin group of the camera module comprises a detection pin, an identification resistor and a ground point; the detection pin is connected to the ground point through the identification resistor;
correspondingly, the detector comprises:
a current source, wherein an input end of the current source is connected to the detection pin; and
an analog-to-digital conversion unit, wherein an input end of the analog-to-digital conversion unit is connected to an output end of the current source, and an output end of the analog-to-digital conversion unit is connected to the power supply recognition module, and the analog-to-digital conversion unit is configured to generate the recognition signal after performing analog-to-digital conversion on the detection signal.
2. The power supplying apparatus according to claim 1 , wherein the power supply recognition module is specifically configured to query a storage module according to the recognition signal so as to recognize the type of the camera module, to acquire the power supply information corresponding to the type of the camera module, wherein the storage module stores correspondence of the recognition signal, the type of the camera module and the power supply information.
3. The power supplying apparatus according to claim 1 , wherein the power supply recognition module is specifically configured to query a storage module according to the recognition signal so as to recognize the type of the camera module, to acquire the power supply information corresponding to the type of the camera module, wherein the storage module stores correspondence of the recognition signal, the type of the camera module and the power supply information.
4. The power supplying apparatus according to claim 1 , further comprising:
an address setting module, executed by at least one of the processors, configured to set an address of the power supplying apparatus according to received address setting information.
5. The power supplying apparatus according to claim 1 , further comprising:
an address setting module, executed by at least one of the processors, configured to set an address of the power supplying apparatus according to received address setting information.
6. The power supplying apparatus according to claim 2 , further comprising:
an address setting module, executed by at least one of the processors, configured to set an address of the power supplying apparatus according to received address setting information.
7. The power supplying apparatus according to claim 1 , wherein the number of the camera modules connected to the detector is at least two;
the number of the power supply modules is at least two, and each of the power supply modules is connected between the controller and each of the camera modules;
correspondingly, the power supplying apparatus further comprises:
a switching module, executed by at least one of the processors, connected to the at least two camera modules and the detector, and configured to make the detector perform detection on each camera module in preset order.