![](/media/cache/profiles/2012_sf_avc_095.jpg.50x50_q85.jpg)
Code for autonomous rover for Sparkfun AVC. DataBus won 3rd in 2012 and the same code was used on Troubled Child, a 1986 Jeep Grand Wagoneer to win 1st in 2014.
Dependencies: mbed Watchdog SDFileSystem DigoleSerialDisp
UI/Beep/Beep.cpp
- Committer:
- shimniok
- Date:
- 2018-11-30
- Revision:
- 23:a34af501ea89
- Parent:
- 0:a6a169de725f
File content as of revision 23:a34af501ea89:
#include "mbed.h" #include "Beep.h" /** Create a Beep object connected to the specified PwmOut pin * * @param pin PwmOut pin to connect to */ Beep::Beep(PinName pin) : _pwm(pin) { _pwm.write(0.0); // after creating it have to be off } /** Stop the beep instantaneously. */ void Beep::nobeep() { _pwm.write(0.0); } /** Beep with given frequency and duration. * * @param frequency - the frequency of the tone in Hz * @param time - the duration of the tone in seconds */ void Beep::beep(float freq, float time) { _pwm.period(1.0/freq); _pwm.write(0.5); // 50% duty cycle - beep on toff.attach(callback(this, &Beep::nobeep), time); // time to off }