1 Abbreviations

  • APP: User Application
  • ASF: Advanced Software Framework
  • CBW: Command Block Wrapper (from Mass Storage Class)
  • CDC: Communication Device Class
  • CSW: Command Status Wrapper (from Mass Storage Class)
  • DP or D+ Data Plus Differential Line
  • DM or D- Data Minus Differential Line
  • FS: USB Full Speed
  • HID: Human Interface Device
  • HS: USB High Speed
  • UDC: USB Device Controller
  • UDD: USB Device Descriptor
  • UDI: USB Device Interface
  • USB: Universal Serial Bus
  • MSC: Mass Storage Class
  • PHDC: Peripheral Health Device Class
  • sleepmgr: Sleep Management Service from ASF
  • ZLP: Zero Length Packet