SH7065 Datasheet, PDF (448/941 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

Section 10 16-Bit Timer Pulse Unit (TPU)
Figure 10.26 shows examples of PWM waveform output with 0% duty and 100% duty in PWM
mode.
TCNT value
TGRB rewritten
TGRA
TGRB
H'0000
TIOCA
0% duty
TGRB rewritten
TGRB rewritten
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
TGRB rewritten
100% duty
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
0% duty
TGRB rewritten
Time
Figure 10.26 Example of PWM Mode Operation (3)
Rev. 5.00 Sep 11, 2006 page 426 of 916
REJ09B0332-0500