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Spinpoint M9TU-USB 3.0 Product Manual REV 1.0

USB INTERFACE AND USB COMMANDS

6.4.2.4 Endpoint Descriptor

The device shall support at least three endpoints: Control, Bulk-In and Bulk-Out.

Each USB device defines a Control endpoint (Endpoint 0). This is the default endpoint and does not require a

descriptor.

■ Bulk-In Endpoint

The Bulk-In endpoint is used for transferring data and status from the device to the host. (Table 6-24)

Table 6-24: Bulk-In Endpoint Descriptor

■ Bulk-Out Endpoint

The Bulk-Out endpoint is used for transferring command and data from the host to the device. (Table 6-25)

Table 6-25: Bulk-Out Endpoint Descriptor

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