Figure 16-3. Example of Software Processing After Release of Reset (2/2)
• Checking reset cause
256
CHAPTER 16 POWER-ON-CLEAR CIRCUIT
Check reset source
Yes
WDTRF of RESF
register = 1?
No
Yes
LVIRF of RESF
register = 1?
No
Power-on-clear/external
reset generated
User's Manual U17446EJ3V1UD
Reset processing by
watchdog timer
Reset processing by low-voltage
detector