Datasheet
Section 11 16-Bit Timer Pulse Unit (TPU)
R01UH0309EJ0500 Rev. 5.00 Page 763 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
Figure 11.24 shows examples of PWM waveform output with 0% duty cycle and 100% duty cycle
in PWM mode.
TCNT value
TGRA
H'0000
TIOCA
Time
TGRB
0% duty
TGRB rewritten
TGRB
rewritten
TGRB rewritten
TCNT value
TGRA
H'0000
TIOCA
Time
TGRB
100% duty
TGRB rewritten
TGRB rewritten
TGRB rewritten
Output does not change when cycle register and duty register
compare matches occur simultaneously
TCNT value
TGRA
H'0000
TIOCA
Time
TGRB
100% duty
TGRB rewritten
TGRB rewritten
TGRB rewritten
Output does not change when cycle register and duty
register compare matches occur simultaneously
0% duty
Figure 11.24 Example of PWM Mode Operation (3)