Bus width negotiation

摘要

There is provided a method and apparatus for bus negotiation. One such method includes determining a configuration of a first bond pad, the first bond pad indicating whether a host is configured to communicate with a fixed data storage device or a removable data storage device. If the first bond pad indicates the host is configured to communicate with a fixed data storage device, then the method additionally includes determining the configuration of a second bond pad. The second bond pad indicates the supported bus width of the fixed data storage device.

主权项

1. A storage device comprising:
a data bus; and a pin configured to provide a first function of providing bus width information from the storage device to a host device, wherein the pin is also configured for a function other than the first function.