HD6432345 Datasheet, PDF (359/907 Pages) Hitachi Semiconductor – H8S/2345 F-ZTAT Hardware Manual

Figure 9.27 shows examples of PWM waveform output with 0% duty and 100% duty in PWM
mode.
TCNT value _{TGRB rewritten}
TGRA
TGRB
H'0000
TIOCA
TGRB rewritten
TGRB
rewritten
0% duty
Time
TCNT value
TGRA
TGRB rewritten
TGRB
H'0000
TIOCA
Output does not change when cycle register and duty register
compare matches occur simultaneously
TGRB rewritten
100% duty
TGRB rewritten
Time
TCNT value
TGRA
TGRB rewritten
Output does not change when cycle register and duty
register compare matches occur simultaneously
TGRB rewritten
TGRB
H'0000
TIOCA
100% duty
TGRB rewritten
Time
0% duty
Figure 9.27 Example of PWM Mode Operation (3)
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