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CHAPTER 3 CPU
X0 pin
Oscillation
circuit
X1 pin
1/4 frequency
1/8 frequency
Oscillation
control
1/16 frequency
1/64 frequency
F
: Oscillation frequency
CH
t
: Instruction cycle
INST
: Not affected by the gear.
*1
: The gear affects the operating speed or other settings.
*2
: The time-base timer stops when the oscillation frequency clock halts.
*3
: Output of the time-base timer is selectable when the A/D converter is activated continuously.
*4
Other operations are affected by the gear.
52
Figure 3.6-1 Clock Supply Map
F
CH
1/2
Time-base timer
frequency
Stop mode
Clock controller
Gears
Sleep, stop, oscillation
stabilization wait
Supplied to
CPU
Stop
Supplied to
peripheral circuits
Free-run counter
(*3)
7
3
Continuous
conversion
Continuous
conversion
Conversion/
comparison
UART
prescaler
3
8-bit serial I/O
1t
4
INST
4
1t
INST
(*2)
External interrupt 1
External interrupt 2
(*1)
Watchdog timer
(*2)
8/16-bit capture
timer/counter
(*2)
8-bit PWM timer
PWM pin
(*4)
8
A/D converter
(*2)
UART
UCK/SCK pin
U0/S0 pin
(*2)
UI/SI pin
(*1)
Buzzer
(*2)
12-bit PPG
PPG pin
(*2)
3
INT1 pin
(*2)
8
(*1)
Oscillation
stabilization
wait time
EC pin
T0 pin
AN pin
BZ pin
INT2 pin
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