Section Number Title Page43.4.5 OTG Interrupt Status Register (USBx_OTGISTAT)...................................................................................106543.4.6 OTG Interrupt Control Register (USBx_OTGICR).....................................................................................106643.4.7 OTG Status Register (USBx_OTGSTAT)...................................................................................................106743.4.8 OTG Control Register (USBx_OTGCTL)...................................................................................................106843.4.9 Interrupt Status Register (USBx_ISTAT)....................................................................................................106943.4.10 Interrupt Enable Register (USBx_INTEN)..................................................................................................107043.4.11 Error Interrupt Status Register (USBx_ERRSTAT)....................................................................................107143.4.12 Error Interrupt Enable Register (USBx_ERREN).......................................................................................107243.4.13 Status Register (USBx_STAT)....................................................................................................................107443.4.14 Control Register (USBx_CTL)....................................................................................................................107543.4.15 Address Register (USBx_ADDR)................................................................................................................107643.4.16 BDT Page Register 1 (USBx_BDTPAGE1)................................................................................................107743.4.17 Frame Number Register Low (USBx_FRMNUML)...................................................................................107743.4.18 Frame Number Register High (USBx_FRMNUMH)..................................................................................107843.4.19 Token Register (USBx_TOKEN)................................................................................................................107843.4.20 SOF Threshold Register (USBx_SOFTHLD)..............................................................................................107943.4.21 BDT Page Register 2 (USBx_BDTPAGE2)................................................................................................108043.4.22 BDT Page Register 3 (USBx_BDTPAGE3)................................................................................................108043.4.23 Endpoint Control Register (USBx_ENDPTn).............................................................................................108043.4.24 USB Control Register (USBx_USBCTRL).................................................................................................108243.4.25 USB OTG Observe Register (USBx_OBSERVE).......................................................................................108243.4.26 USB OTG Control Register (USBx_CONTROL).......................................................................................108343.4.27 USB Transceiver Control Register 0 (USBx_USBTRC0)...........................................................................108443.5 OTG and Host Mode Operation....................................................................................................................................108543.6 Host Mode Operation Examples...................................................................................................................................108543.7 On-The-Go Operation...................................................................................................................................................108843.7.1 OTG Dual Role A Device Operation...........................................................................................................108943.7.2 OTG Dual Role B Device Operation...........................................................................................................1090K51 Sub-Family Reference Manual, Rev. 6, Nov 201138 Freescale Semiconductor, Inc.