István Cserny / Mbed 2 deprecated Lab02_pwm_servo

Moving a servo back and forth by using a PWM channel.

Dependencies:   mbed

main.cpp@0:4887ccec9d82, 2021-10-13 (annotated)

Committer:
cspista
Date:
Wed Oct 13 14:00:26 2021 +0000
Revision:
0:4887ccec9d82
Final version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cspista 0:4887ccec9d82 1 #include "mbed.h"
cspista 0:4887ccec9d82 2 PwmOut servo(D3);
cspista 0:4887ccec9d82 3
cspista 0:4887ccec9d82 4 int main() {
cspista 0:4887ccec9d82 5 servo.period_ms(20); //Period = 20 ms (f=50 Hz)
cspista 0:4887ccec9d82 6 while(true) {
cspista 0:4887ccec9d82 7 for(int pw=1000; pw <= 2000; pw=pw+20) {
cspista 0:4887ccec9d82 8 servo.pulsewidth_us(pw); //Set new servo position
cspista 0:4887ccec9d82 9 wait_ms(200);
cspista 0:4887ccec9d82 10 }
cspista 0:4887ccec9d82 11 wait_ms(1000); //Wait before reverse direction
cspista 0:4887ccec9d82 12 for(int pw=2000; pw >= 1000; pw=pw-20) {
cspista 0:4887ccec9d82 13 servo.pulsewidth_us(pw); //Set new servo position
cspista 0:4887ccec9d82 14 wait_ms(200);
cspista 0:4887ccec9d82 15 }
cspista 0:4887ccec9d82 16 wait_ms(1000);
cspista 0:4887ccec9d82 17 }
cspista 0:4887ccec9d82 18 }