CHAPTER 7 TIMER/COUNTER FUNCTION
User’s Manual U13850EJ6V0UD
248
(a)
Basic operation of PWM output
Figure 7-35. Timing of PWM Output
Basic operation (active level = H)
Count clock
00H
TMn
CRn0
TCEn
INTTMn
TOn
Active level
Inactive level
Active level
01H
FFH
00H
01H
02H
N
N + 1
FFH
00H
01H
02H
M
00H
N
t
When CRn0 = 00H
Count clock
TMn
CRn0
TCEn
INTTMn
TOn
Inactive level
Inactive level
00H 01H
FFH
00H
01H
02H
N
N + 1 N + 2
FFH
00H
01H
02H
M
00H
00H
t
When CRn0 = FFH
Count clock
TMn
CRn0
TCEn
INTTMn
TOn
Inactive level
Inactive level
Active level
Active level
Inactive level
00H 01H
FFH
00H
01H
02H
N
N + 1 N + 2
FFH
00H
01H
02H
M
00H
FFH
t
Remarks 1.
PWM frequency = 2
8
t
Duty = N/256 (N: CRn0 set value)
2.
n = 2 to 5
Содержание V850/SB1
Страница 2: ...User s Manual U13850EJ6V0UD 2 MEMO ...