Datasheet

1167
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
42.7.2 UDP Global State Register
Name: UDP_GLB_STAT
Address: 0x40084004
Access: Read/Write
This register is used to get and set the device state as specified in Chapter 9 of the USB Serial Bus Specification, Rev.2.0.
 FADDEN: Function Address Enable
Read:
0: Device is not in address state
1: Device is in address state
Write:
0: No effect, only a reset can bring back a device to the default state.
1: Sets device in address state. This occurs after a successful Set Address request. Beforehand, the UDP_FADDR register
must have been initialized with Set Address parameters. Set Address must complete the Status Stage before setting FAD-
DEN. Refer to chapter 9 of the Universal Serial Bus Specification, Rev. 2.0 for more details.
 CONFG: Configured
Read:
0: Device is not in configured state
1: Device is in configured state
Write:
0: Sets device in a non configured state
1: Sets device in configured state
The device is set in configured state when it is in address state and receives a successful Set Configuration request. Refer
to Chapter 9 of the Universal Serial Bus Specification, Rev. 2.0 for more details.
 ESR: Enable Send Resume
0: Mandatory value prior to starting any Remote Wake Up procedure
1: Starts the Remote Wake Up procedure if this bit value was 0 and if RMWUPE is enabled
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76543210
– – – RMWUPE RSMINPR ESR CONFG FADDEN