HD64F3670 Datasheet, PDF (164/305 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer

TCNT value
Write to GRB
GRA
GRB
H'0000
FTIOB
Write to GRB
Duty 0%
Time
TCNT value
GRA
Write to GRB
GRB
H'0000
FTIOB
Output does not change when cycle register
and duty register compare matches occur
simultaneously.
Write to GRB
Write to GRB
Duty 100%
Time
TCNT value
GRA
Write to GRB
Output does not change when cycle register
and duty register compare matches occur
simultaneously.
Write to GRB
GRB
H'0000
FTIOB
Duty 100%
Duty 0%
Write to GRB
Time
Figure 11-12 PWM Mode Example
(TOB=0, TOC=0, TOD=0: initial output values are set to 0)
Rev. 1.0, 03/01, page 140 of 280