Datasheet

32.8.1.4 Finite State Machine Status
Name: FSMSTATUS
Offset: 0x0D
Reset: 0xXXXX
Property: Read only
Bit 7 6 5 4 3 2 1 0
FSMSTATE[6:0]
Access
R R R R R R R
Reset 0 0 0 0 0 0 1
Bits 6:0 – FSMSTATE[6:0] Fine State Machine Status
These bits indicate the state of the finite state machine of the USB controller.
Value Name Description
0x01
OFF (L3) Corresponds to the powered-off, disconnected, and disabled state.
0x02
ON (L0) Corresponds to the Idle and Active states.
0x04
SUSPEND (L2)
0x08
SLEEP (L1)
0x10
DNRESUME Down Stream Resume.
0x20
UPRESUME Up Stream Resume.
0x40
RESET USB lines Reset.
Others
Reserved
SAM D21 Family
USB – Universal Serial Bus
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 823