Information

40.4.26 USB OTG Control Register (USBx_CONTROL)
Addresses: USB0_CONTROL is 4007_2000h base + 108h offset = 4007_2108h
Bit 7 6 5 4
Read 0
DPPULLUPNONOTG
Write
Reset
0 0 0 0
Bit
3 2 1 0
Read 0
Write
Reset
0 0 0 0
USBx_CONTROL field descriptions
Field Description
7–5
Reserved
This read-only field is reserved and always has the value zero.
4
DPPULLUPNONOTG
Provides control of the DP PULLUP in the USB OTG module, if USB is configured in non-OTG
device mode.
0 DP Pull up in non-OTG device mode is not enabled.
1 DP Pull up in non-OTG device mode is enabled.
3–0
Reserved
This read-only field is reserved and always has the value zero.
40.4.27 USB Transceiver Control Register 0 (USBx_USBTRC0)
Addresses: USB0_USBTRC0 is 4007_2000h base + 10Ch offset = 4007_210Ch
Bit 7 6 5 4
Read 0
USBRESMEN
0
Write USBRESET
Reset
0 0 0 0
Bit
3 2 1 0
Read 0 SYNC_DET USB_RESUME_INT
Write
Reset
0 0 0 0
USBx_USBTRC0 field descriptions
Field Description
7
USBRESET
USB reset
Generates a hard reset to the USB_OTG module. After this bit is set and the reset occurs, this bit is
automatically cleared.
Table continues on the next page...
Chapter 40 Universal Serial Bus OTG Controller (USBOTG)
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
Freescale Semiconductor, Inc. 915