CHAPTER 9 TIMER/COUNTER FUNCTION (REAL-TIME PULSE UNIT)
227
User’s Manual U14492EJ3V0UD
9.1.2 Function overview (timer 0)
•
16-bit timer (TM0n) for 3-phase PWM inverter control: 2 channels
•
Compare registers: 4 registers
×
2 channels
•
12-bit dead-time timers (DTMn0 to DTMn2): 3 timers
×
2 channels
•
Count clock division selectable by prescaler (set the frequency of the count clock to 40 MHz or less)
•
Base clock (f
CLK
): 2 types (set f
CLK
to 40 MHz or less)
f
XX
and f
XX
/2 can be selected
•
Prescaler division ratio
The following division ratios can be selected according to the base clock (f
CLK
).
Base Clock (f
CLK
)
Division Ratio
f
XX
Selected
f
XX
/2 Selected
1/1
f
XX
f
XX
/2
1/2
f
XX
/2
f
XX
/4
1/4
f
XX
/4
f
XX
/8
1/8
f
XX
/8
f
XX
/16
1/16
f
XX
/16
f
XX
/32
1/32
f
XX
/32
f
XX
/64
•
Interrupt request sources
•
Compare-match interrupt request: 2 types
INTCM0n3 generated by CM0n3 match signal
•
Underflow interrupt request: 2 types
INTTM0n generated by underflow
•
External pulse output (TO0n0 to TO0n5): 6
×
2 channels
Remark
f
XX
: Internal system clock
n = 0, 1
Содержание V850E/IA1 mPD703116
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