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

Files at this revision

API Documentation at this revision

Revision 0:d06af372d384, committed 2015-07-24

Comitter:
justinkim
Date:
Fri Jul 24 05:01:45 2015 +0000
Child:
1:4b841d62e529
Child:
2:dd4ed6c28c87
Commit message:
bug fix

Changed in this revision

pwm_tone.cpp Show annotated file Show diff for this revision Revisions of this file
pwm_tone.h Show annotated file Show diff for this revision Revisions of this file 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pwm_tone.cpp	Fri Jul 24 05:01:45 2015 +0000
@@ -0,0 +1,53 @@
+/* Includes ------------------------------------------------------------------*/
+#include "pwm_tone.h"
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+
+/**
+   * @brief     Tune Function
+   * @param  name : Choose the PwmOut
+                    period : this param is tune value. (C_3...B_5)
+                    beat : this param is beat value. (1..16) 1 means 1/16 beat
+   * @retval    None
+   */
+void Tune(PwmOut name, int period, int beat)
+{  
+    int delay;
+    
+    delay = beat*63;
+    name.period_us(period);
+    name.write(0.50f); // 50% duty cycle
+    wait_ms(delay); // 1 beat
+    name.period_us(0); // Sound off
+}
+
+/**
+   * @brief     Auto tunes Function
+   * @param  name : Choose the PwmOut
+                    period : this param is tune value. (C_3...B_5)
+                    beat : this param is beat value. (1..16) 1 means 1/16 beat
+   * @retval    None
+   */
+void Auto_tunes(PwmOut name, int period, int beat)
+{    
+    int delay;
+    
+    delay = beat*63;
+    name.period_us(period);
+    name.write(0.50f); // 50% duty cycle
+    wait_ms(delay);
+}
+
+/**
+   * @brief     Stop tunes Function
+   * @param  name : Choose the PwmOut
+   * @retval    None
+   */
+void Stop_tunes(PwmOut name)
+{
+    name.period_us(0);
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pwm_tone.h	Fri Jul 24 05:01:45 2015 +0000
@@ -0,0 +1,49 @@
+/* Includes ------------------------------------------------------------------*/
+#include "mbed.h"
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+#define Do3  131 //C octave3
+#define Do3s 139 //C#
+#define Re3  147 //D
+#define Re3s 156//D#
+#define Mi3  165 //E
+#define Fa3  175 //F
+#define Fa3s 185 //F#
+#define So3  196 //G
+#define So3s 208 //G#
+#define La3  220 //A
+#define La3s 233 //A#
+#define Ti3  247 //B
+#define Do4  262 //C octave4
+#define Do4s 277 //C#
+#define Re4  294 //D
+#define Re4s 311//D#
+#define Mi4  330 //E
+#define Fa4  349 //F
+#define Fa4s 370 //F#
+#define So4  392 //G
+#define So4s 415 //G#
+#define La4  440 //A
+#define La4s 466 //A#
+#define Ti4  494 //B
+#define Do5  523 //C octave5
+#define Do5s 554 //C#
+#define Re5  587 //D
+#define Re5s 622//D#
+#define Mi5  659 //E
+#define Fa5  699 //F
+#define Fa5s 740 //F#
+#define So5  784 //G
+#define So5s 831 //G#
+#define La5  880 //A
+#define La5s 932 //A#
+#define Ti5  988 //B
+
+/* Private variables ---------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+void Tune(PwmOut name, int period, int beat);
+void Auto_tunes(PwmOut name, int period, int beat);
+void Stop_tunes(PwmOut name);
+        
+/* Private functions ---------------------------------------------------------*/