Renesas H8S/2633 Series Hardware Manual page 627

Figure 11-27 shows examples of PWM waveform output with 0% duty and 100% duty in PWM
mode.
TCNT value
TGRB rewritten
TGRA
TGRB
H'0000
TIOCA
TCNT value
TGRB rewritten
TGRA
TGRB
H'0000
TIOCA
TCNT value
TGRB rewritten
TGRA
TGRB
H'0000
TIOCA
Figure 11-27 Example of PWM Mode Operation (3)
TGRB rewritten
0% duty
Output does not change when cycle register and duty register
compare matches occur simultaneously
TGRB rewritten
100% duty
Output does not change when cycle register and duty
register compare matches occur simultaneously
TGRB rewritten
100% duty
TGRB
rewritten
TGRB rewritten
TGRB rewritten
0% duty
Time
Time
Time
573