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MC68HC05J3 Datasheet, PDF (24/92 Pages) Motorola, Inc – High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcomputer Unit
2
STOP
WAIT
Stop oscillator
and all clocks;
clear I-mask
Oscillator active;
stop processing;
clear I-mask
No
Any
No
external or
keyboard interrupt
?
Yes
Reset
?
Yes
Reset
?
Yes
No
Any
external, keyboard,
No
16-bit or core timer
interrupt
?
Yes
Turn on oscillator;
wait tPORL for
stabilization
Restart
processor
clocks
Fetch
interrupt or reset
vector
Fetch
interrupt or reset
vector
Figure 2-4 STOP and WAIT flowcharts
MOTOROLA
2-8
MODES OF OPERATION AND PIN DESCRIPTIONS
TPG
MC68HC05J3