Patent ID: 8547772
Filing Date: 2013-10-01
Classification: G11C

Abstract:
1. A memory power supply circuit for a motherboard comprising a first memory slot and a second memory slot, the first memory slot is capable of receiving a first memory module, the second memory slot is capable of receiving a second memory module, the memory power supply circuit comprising: a logic circuit comprising: a switching power supply comprising: wherein in response to the first memory slot receiving the first memory module and the second memory slot receiving the second memory module, the switching power supply turns on the first power terminal and the second power terminal; and wherein in response to at least one of the first memory slot or the second memory slot not receiving the first memory module or the second memory module, the switching power supply turns off one of the first power terminal or the second power terminal corresponding to the at least one of the first memory slot or the second memory slot not receiving the first memory module or the second memory module; wherein in response to the first memory slot not receiving the first memory module and the second memory slot not receiving the second memory module, the switching power supply turns off one of the first power terminal or the second power terminal, and turns on the other one of the first power terminal or the second power terminal.