NEC PD703114 User Manual page 263

(e) When BFCMnx = CM0n3 is set in software processing started by INTTM0n
Figure 9-29. Operation Timing in PWM Mode 1 (Asymmetric Triangular Wave, BFCMnx = CM0n3) (1/2)
(a) Operation timing of compare registers 0n0 to 0n2 (CM0n0 to CM0n2)
TM0n
count value
0000H
BFCMnx
CM0nx
Interrupt request
DTMnx
Positive phase
(TO0n0, TO0n2, TO0n4)
Negative phase
(TO0n1, TO0n3, TO0n5)
Remarks 1. n = 0, 1
2. x = 0 to 2
3. b = CM0n3
4. t: Dead time = (DTRRn + 1)/f
5. The above figure shows an active-high case.
6. INTCM01x is generated on a match between TM01 and CM01x (a in the above figure).
INTCM00x is not generated.
CHAPTER 9 TIMER/COUNTER FUNCTION
CM0n3
a
CM0nx CM0nx
match match
a b
a
INTCM0n3
INTCM01x INTCM01x
F/F
t
t
(f : Base clock)
CLK CLK
User's Manual U15195EJ5V0UD
CM0n3
CM0nx
match
b b
b b
INTTM0n INTCM0n3
INTCM01x
b
b b
INTTM0n
263