Rainbow Electronics ATmega8HVD - Manual (Page 39)

39
8052B–AVR–09/08
ATmega4HVD/8HVD
Figure 10-1. Reset Logic
MCU Status
Register (MCUSR)
Reset Circuit
Delay Counters
CK
TIMEOUT
W
DRF
EXTRF
PORF
DATA BUS
Clock
Generator
SPIKE
FILTER
Pull-up Resistor
SlowRC
Oscillator
SUT[2:0]
Black-out
Detection/
Power-on
Reset
Circuit/
Charger
Detect
Watchdog
Timer
RESET
dW
V
FET
BATT
POR
V
CC
COUNTER RESET
V
CC
debugWIRE
OCDRF
BLOD