Datasheet

ManualsBrandsRENESAS ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller LQFP 100 (14x14) 16-Bit 20 MHz I/O number 79

Section 13 Timer RC

Rev. 1.50 Sep. 18, 2007 Page 246 of 584

REJ09B0240-0150

TRCCNT

GRA

H'0000

FTIOB

Time

GRB

Duty cycle 100%

GRB changed

TRCCNT

GRA

H'0000

FTIOB

Time

GRB

Duty cycle 0%

GRB changed

GRB changed

Output levels of FTIOB are not changed when compare

matches of cycle register and duty cycle register occur

simultaneously.

TRCCNT

GRA

H'0000

FTIOB

Time

GRB

Duty cycle 0%

GRB changed

GRB changed

Duty cycle 100%

GRB changed

GRB changed

GRB changed

Output levels of FTIOB are not changed when compare

matches of cycle register and duty cycle register occur

simultaneously.

Figure 13.13 PWM Mode Example

(TOB, TOC, and TOD = 1: Initial Output Set to 1)