CHAPTER 9 TIMER/COUNTER FUNCTION
279
User’s Manual U15195EJ5V0UD
(d) When BFCMnx = 0000H is set while DTMnx = 000H or TM0CEDn bit = 1
A pulse equivalent to one count clock of the timer is output.
Figure 9-36. Operation Timing in PWM Mode 2 (Sawtooth Wave, BFCMnx = 0000H)
While DTMnx = 000H or TM0CEDn Bit = 1 (1/2)
(a) Operation timing of compare registers 0n0 to 0n2 (CM0n0 to CM0n2)
W
W
W
CM0n3
CM0n3
CM0n3
a
CM0nx
match
CM0nx
match
CM0nx
match
CM0nx
match
b
b
b
b
b
a
a
TM0n
count value
Positive phase
(TO0n0, TO0n2, TO0n4)
Negative phase
(TO0n1, TO0n3, TO0n5)
Interrupt request
BFCMnx
DTMnx
F/F
CM0nx
0000H
Note
INTCM0n3
INTCM01x
INTCM01x
INTCM01x
INTCM01x
INTCM0n3
INTCM0n3
Note
Set at the rising edge of the TM0CEn bit.
Remarks 1.
n = 0, 1
2.
x = 0 to 2
3.
The above figure shows an active-high case.
4.
W: Width of a pulse equivalent to one count clock of the timer from CM0n3 match
5.
INTCM01x is generated on a match between TM01 and CM01x (a in the above figure).
INTCM00x is not generated.
Содержание PD703114
Страница 2: ...2 User s Manual U15195EJ5V0UD MEMO ...