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CHAPTER 8 USB FUNCTION
User’s Manual U12978EJ3V0UD
139
(4) 1 ms timer interrupt servicing
INTTM00 occurrence
RETI
REMOTE WAKEUP?
Standby detected?
Communication
operating?
RESET received?
Waiting for
resume signal
completion?
RESUME output processing
USB reset processing
Resume signal completion
wait processing
Yes
Yes
Yes
Yes
No
No
No
No
No
Yes
Standby processing
USB communication
completion timer processing
10 ms timer counting
DURATION base
timer processing