Gustavo Lapa / PWM_Tone_Library

It's not my library, i just want to publish my program.

Fork of PWM_Tone_Library by justin kim

pwm_tone.cpp@3:b3ee09f3ff8f, 2017-03-31 (annotated)

Committer:
Lapita
Date:
Fri Mar 31 14:51:06 2017 +0000
Revision:
3:b3ee09f3ff8f
Parent:
2:dd4ed6c28c87 
recepcion de datos del iphone, and buzzer activado desactivado

Who changed what in which revision?

UserRevisionLine numberNew contents of line
justinkim 0:d06af372d384 1 /* Includes ------------------------------------------------------------------*/
justinkim 0:d06af372d384 2 #include "pwm_tone.h"
justinkim 0:d06af372d384 3
justinkim 0:d06af372d384 4 /* Private typedef -----------------------------------------------------------*/
justinkim 0:d06af372d384 5 /* Private define ------------------------------------------------------------*/
justinkim 0:d06af372d384 6 /* Private variables ---------------------------------------------------------*/
justinkim 0:d06af372d384 7 /* Private function prototypes -----------------------------------------------*/
justinkim 0:d06af372d384 8 /* Private functions ---------------------------------------------------------*/
justinkim 0:d06af372d384 9
justinkim 0:d06af372d384 10 /**
justinkim 0:d06af372d384 11 * @brief Tune Function
justinkim 0:d06af372d384 12 * @param name : Choose the PwmOut
justinkim 0:d06af372d384 13 period : this param is tune value. (C_3...B_5)
justinkim 0:d06af372d384 14 beat : this param is beat value. (1..16) 1 means 1/16 beat
justinkim 0:d06af372d384 15 * @retval None
justinkim 0:d06af372d384 16 */
justinkim 0:d06af372d384 17 void Tune(PwmOut name, int period, int beat)
justinkim 0:d06af372d384 18 {
justinkim 0:d06af372d384 19 int delay;
justinkim 0:d06af372d384 20
justinkim 0:d06af372d384 21 delay = beat*63;
justinkim 0:d06af372d384 22 name.period_us(period);
Lapita 3:b3ee09f3ff8f 23 name.write(0.50f); // 50% duty cycle
justinkim 0:d06af372d384 24 wait_ms(delay); // 1 beat
justinkim 0:d06af372d384 25 name.period_us(0); // Sound off
Lapita 3:b3ee09f3ff8f 26 name.write(0.00f); // 50% duty cycle
Lapita 3:b3ee09f3ff8f 27 name.period_us(0); // Sound off
justinkim 0:d06af372d384 28 }
justinkim 0:d06af372d384 29
justinkim 0:d06af372d384 30 /**
justinkim 0:d06af372d384 31 * @brief Auto tunes Function
justinkim 0:d06af372d384 32 * @param name : Choose the PwmOut
justinkim 0:d06af372d384 33 period : this param is tune value. (C_3...B_5)
justinkim 0:d06af372d384 34 beat : this param is beat value. (1..16) 1 means 1/16 beat
justinkim 0:d06af372d384 35 * @retval None
justinkim 0:d06af372d384 36 */
justinkim 0:d06af372d384 37 void Auto_tunes(PwmOut name, int period, int beat)
justinkim 0:d06af372d384 38 {
justinkim 0:d06af372d384 39 int delay;
justinkim 0:d06af372d384 40
justinkim 0:d06af372d384 41 delay = beat*63;
justinkim 0:d06af372d384 42 name.period_us(period);
Lapita 3:b3ee09f3ff8f 43 name.write(0.50f); // 50% duty cycle
justinkim 0:d06af372d384 44 wait_ms(delay);
justinkim 0:d06af372d384 45 }
justinkim 0:d06af372d384 46
justinkim 0:d06af372d384 47 /**
justinkim 0:d06af372d384 48 * @brief Stop tunes Function
justinkim 0:d06af372d384 49 * @param name : Choose the PwmOut
justinkim 0:d06af372d384 50 * @retval None
justinkim 0:d06af372d384 51 */
justinkim 0:d06af372d384 52 void Stop_tunes(PwmOut name)
justinkim 0:d06af372d384 53 {
justinkim 0:d06af372d384 54 name.period_us(0);
justinkim 0:d06af372d384 55 }