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KS57C2308/P2308/C2316/P2316 OSCILLATOR CIRCUITS
6-9
Table 6-5. System Operating Mode Comparison
Mode Condition STOP/IDLE Mode Start
Method
Current
Consumption
Main operating mode Main oscillator runs.
Sub oscillator runs (stops).
System clock is the main
oscillation clock.
– A
Main Idle mode Main oscillator runs.
Sub oscillator runs (stops).
System clock is the main
oscillation clock.
IDLE instruction B
Main Stop mode Main oscillator runs.
Sub oscillator runs.
System clock is the main
oscillation clock.
STOP instruction D
Sub operating mode Main oscillator is stopped by
SCMOD.3.
Sub oscillator runs.
System clock is the sub
oscillation clock.
– C
Sub ldle Mode Main oscillator is stopped by
SCMOD.3.
Sub oscillator runs.
System clock is the sub
oscillation clock.
IDLE instruction D
Sub Stop mode Main oscillator is stopped by
SCMOD.3.
Sub oscillator runs.
System clock is the sub
oscillation clock.
Setting SCMOD.2 to “1”
This mode can be released
only by an external reset.
E
Main/Sub Stop mode Main oscillator runs.
Sub oscillator is stopped by
SCMOD.2.
System clock is the main
oscillation clock.
STOP instruction:
This mode can be released
by an interrupt and reset.
E
NOTE: The current consumption is: A > B > C > D > E.