A power supply method includes when detecting that a host apparatus is connected to an external apparatus via a connector, determining a maximum voltage value supported by the external apparatus, and selecting a first power supply circuit or a second power supply circuit to supply power to the external apparatus according to the maximum voltage value. A first power supply voltage value of the first power supply circuit is greater than a second power supply voltage value of the second power supply circuit.
METHOD AND APPARATUS FOR POWER SUPPLY
2021-06-24
Patent
Electronic Resource
English
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / B64C AEROPLANES , Flugzeuge / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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