SAMV71 Xplained Ultra Software Package 1.4

USB Device Controller (UHC) - Workflow
[USB host Controller (UHC)]

Collaboration diagram for USB Device Controller (UHC) - Workflow:

Common workflow for all USB devices.

  1. Ensure that conf_usb_host.h is available and contains the following configuration which is the main USB device configuration:
    •  // Maximum current allowed on Vbus (mA) which depends of 5V generator
          #define USB_HOST_POWER_MAX  500 // (500mA) 
      
  2. Call the USB host stack start function to enable USB Host stack:
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