552
CHAPTER 24 STANDBY FUNCTION
RESET
Signal
Operating
Mode
Clock
Reset
Period
STOP Mode
Oscillation Stop
Oscillation
Stabilization
Wait Status
Operating
Mode
Oscillation
Wait
(2
17
/f
x
: 26.2 ms)
STOP
Instruction
Oscillation
(c) Release by RESET input
The STOP mode is released and after the lapse of oscillation stabilization time, reset operation is carried
out.
Figure 24-5. STOP Mode Released by RESET Input
Remarks 1. f
X
: Main system clock oscillation frequency
2. Figures in parentheses apply to operation with f
X
= 5.0 MHz.
Table 24-4. Operation after STOP Mode Release
Release Source
MKxx
PRxx
IE
ISP
Operation
Maskable interrupt request
0
0
0
x
Next address instruction execution
0
0
1
x
Interrupt service execution
0
1
0
1
Next address instruction execution
0
1
x
0
0
1
1
1
Interrupt service execution
1
x
x
x
STOP mode hold
Test input
0
–
x
x
Next address instruction execution
1
–
x
x
STOP mode hold
RESET input
–
–
x
x
Reset processing
x: Don’t care
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