Interface circuit
The utility model provides an interface circuit. The interface circuit comprises a controller, a first TYPEC interface, a signal conversion module, a power management chip and a switch switching module, the first TYPEC interface is used for being connected with a second TYPEC interface of an upper c...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides an interface circuit. The interface circuit comprises a controller, a first TYPEC interface, a signal conversion module, a power management chip and a switch switching module, the first TYPEC interface is used for being connected with a second TYPEC interface of an upper computer; the signal conversion module is connected between the first TYPEC interface and the display device and is used for video signal format conversion; the power management chip is connected between the first TYPEC interface and the controller, and the power management chip is used for detecting the format of a video signal received by the first TYPEC interface, generating a format detection signal and transmitting the format detection signal to the controller; and the switch switching module is connected between the first TYPEC interface and the signal conversion module, and a second controlled end of the switch switching module is connected with the controller to receive the switch switching signal to open a |
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