CHAPTER 9 TIMER/COUNTER FUNCTION (REAL-TIME PULSE UNIT)
270
User’s Manual U14492EJ3V0UD
Figure 9-20. Operation Timing in PWM Mode 1 (Asymmetric Triangular Wave)
t
t
t
t
CM0n3 (f)
CM0n3 (g)
a
b
c
d
CM0nx
match
CM0nx
match
CM0nx
match
CM0nx
match
b
c
d
e
g
a
f
h
b
a
g
h
f
INTCM0n3
INTTM0n
INTCM0n3
INTTM0n
c
d
e
TM0n
count value
Positive phase
(TO0n0, TO0n2, TO0n4)
Negative phase
(TO0n1, TO0n3, TO0n5)
Interrupt request
BFCMnx
BFCMn3
CM0n3
DTMnx
F/F
CM0nx
0000H
Remarks 1.
The above figure shows the timing chart when BFTE3 and BFTEN of the TMC0n register are 1,
and transfer from BFCMn3 to CM0n3, or from BFCMnx to CM0nx is enabled. Transfer is not
performed when BFTE3 = 0 or BFTEN = 0.
2.
n = 0, 1
3.
x = 0 to 2
4.
t: Dead time = (DTRRn + 1)/f
CLK
(f
CLK
: Base clock)
5.
To not use dead time, set the TM0CEDn bit of the TMC0n register to 1.
6.
The above figure shows an active high case.
Figure 9-21 shows the overall operation image.
Содержание V850E/IA1 mPD703116
Страница 2: ...2 User s Manual U14492EJ3V0UD MEMO...