MC68HC05L28 Datasheet, PDF (35/156 Pages) Motorola, Inc – Flexible general-purpose microcomputer

WAIT
2
Oscillator active
Timer clock active
Processor clocks
stopped
No
Reset
Yes
External
interrupt
No
(IRQ0,1,2)
Yes
Restart
processor clock
Yes
CTimer
internal
No
interrupt
1. Fetch reset vector or
2. Service interrupt:
a. stack
b. set I-bit
c. vector to interrupt routine
Figure 2-6 WAIT flowchart
MC68HC05L28 MODES OF OPERATION AND PIN DESCRIPTIONS
TPG
MOTOROLA
2-13