UPD78F9500MA-CAC-A Datasheet, PDF (209/342 Pages) Renesas Technology Corp – 8-Bit Single-Chip Microcontrollers

CHAPTER 13 POWER-ON-CLEAR CIRCUIT
Figure 13-3. Example of Software Processing After Release of Reset (2/2)
• Checking reset cause
Check reset source
WDTRF of RESF
Yes
register = 1?
No
Reset processing by
watchdog timer
LVIRF of RESF
Yes
register = 1?
No
Reset processing by low-voltage
detector
Power-on clear/external
reset generated
User’s Manual U18172EJ3V0UD
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