9.1.4 Special Functions in SFR

  • SFR_OHCIICR.SUSPx controls suspend for each port. These bits must be set to reduce power consumption on VDDIN33 in Low-power mode.
  • SFR_OHCIICR.ARIE enables OHCI asynchronous resume interrupt.
  • SFR_OHCIISR.RISx indicates the Port Resume status of each port.