Memory device, flash memory controller and associated control method

Abstract

The present invention provides a control method of a flash memory controller. The flash memory controller is coupled between a host device and a flash memory module, and the flash memory controller is configured to receive a command from the host device to access the flash memory module; and the control method includes the steps of: setting a first bandwidth for communicating with the host device; receiving a specific command from the host device; and transmitting a bandwidth change request to the host device to negotiate with the host device to set a second bandwidth for communicating with the host device according to the specific command.

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