beautypg.com

FUJITSU F2MC-8L F202RA User Manual

Page 154

background image

138

CHAPTER 7 8-BIT PWM TIMER

Figure 7.1-1 Configuration Example of the D/A Converter with the PWM Output and a Low-Pass Filter

Note:

While PWM timer functions are enabled, no interrupt request occurs.

Va/Vcc = T

H

/T

Va

C

R

Va

T

T

L

T

H

Tr

Vcc

Vcc

PWM output

Analog output (Va)

PWM pin

Analog output waveform

Relationship between analog output
voltage and PWM output waveform

Tr represents the amount required to
stabilize output.

PWM output waveform

t

This manual is related to the following products: