David Estrada / Mbed 2 deprecated slider_diatonic_v1_HW6_2-ChangingOctaves

Works to change an octave higher ONLY when you hold down the button_need to figure out how to CHANGE with toggling with button

Dependencies:   SLCD TSI mbed

Fork of slider_diatonic_v1 by Stanley Cohen

slider_diatonic_v1.cpp@4:de991c90af6a, 2015-02-23 (annotated)

Committer:
destradafilm
Date:
Mon Feb 23 04:49:39 2015 +0000
Revision:
4:de991c90af6a
Parent:
3:f68e9cdfaf2d 
slider_diatonic_changing Octaves

Who changed what in which revision?

UserRevisionLine numberNew contents of line
scohennm 2:7f347d6a6422 1 #include "mbed.h"
scohennm 2:7f347d6a6422 2 #include "SLCD.h"
scohennm 2:7f347d6a6422 3 #include "TSISensor.h"
scohennm 2:7f347d6a6422 4
scohennm 2:7f347d6a6422 5
scohennm 2:7f347d6a6422 6 #define CHANNELON 0
scohennm 2:7f347d6a6422 7 #define CHANNELOFF 1
scohennm 2:7f347d6a6422 8 #define LCDLEN 10
scohennm 3:f68e9cdfaf2d 9 #define DATATIME 100 //milli seccnds
scohennm 2:7f347d6a6422 10 //LCD messages
scohennm 2:7f347d6a6422 11
scohennm 2:7f347d6a6422 12
scohennm 2:7f347d6a6422 13
scohennm 2:7f347d6a6422 14 // Operating parameters
scohennm 2:7f347d6a6422 15 #define SIDETONE 700.0
scohennm 2:7f347d6a6422 16 #define TONEMIN 200.0
scohennm 2:7f347d6a6422 17 #define TONEINT 800.00 // So tone max is 1000
scohennm 2:7f347d6a6422 18 #define TONEON 0.50
scohennm 2:7f347d6a6422 19 #define TONEOFF 0.0
scohennm 2:7f347d6a6422 20 #define SPEEDAST 0
scohennm 2:7f347d6a6422 21 #define TONEAST 1
scohennm 3:f68e9cdfaf2d 22 #define NUMTONES 10
scohennm 3:f68e9cdfaf2d 23 #define LEDPERIOD 0.001
scohennm 3:f68e9cdfaf2d 24 //#define PRINTDEBUG
scohennm 2:7f347d6a6422 25
scohennm 3:f68e9cdfaf2d 26 Serial pc(USBTX, USBRX);
scohennm 3:f68e9cdfaf2d 27
scohennm 3:f68e9cdfaf2d 28 float diatonicScale[NUMTONES] = {246.94, 261.63,293.66,329.63,349.23,392.00,440.00,493.88,523.25,587.33};
destradafilm 4:de991c90af6a 29 float diatonicScale2[NUMTONES] ={493.88, 523.25,587.33,659.25,698.46,783.99,880.00,987.77,1046.50,1174.66};
scohennm 2:7f347d6a6422 30 SLCD slcd; //define LCD display
scohennm 2:7f347d6a6422 31
scohennm 2:7f347d6a6422 32 TSISensor tsiScaling; // Capacitive sensor/slider
scohennm 2:7f347d6a6422 33
destradafilm 4:de991c90af6a 34 // changes
destradafilm 4:de991c90af6a 35 DigitalIn RtButton(PTC3); // make RIGHT button interrrupt
destradafilm 4:de991c90af6a 36 int RtbuttonState; // switch changes when RtButton is pressed
scohennm 3:f68e9cdfaf2d 37
scohennm 2:7f347d6a6422 38 PwmOut led(LED_RED);
scohennm 2:7f347d6a6422 39 DigitalOut outPin(PTC9); //J1-16
scohennm 2:7f347d6a6422 40 PwmOut soundOut(PTA13);
scohennm 3:f68e9cdfaf2d 41 Timer dataTimer;
scohennm 2:7f347d6a6422 42 // Global scalars
scohennm 2:7f347d6a6422 43 char lcdData[LCDLEN];
scohennm 2:7f347d6a6422 44
scohennm 2:7f347d6a6422 45 float tonePeriod;
scohennm 2:7f347d6a6422 46 float toneFreq = SIDETONE;
scohennm 2:7f347d6a6422 47
scohennm 2:7f347d6a6422 48
scohennm 2:7f347d6a6422 49
scohennm 2:7f347d6a6422 50 void LCDMessNoDwell(char *lMess){
scohennm 2:7f347d6a6422 51 slcd.Home();
scohennm 2:7f347d6a6422 52 slcd.clear();
scohennm 2:7f347d6a6422 53 slcd.printf(lMess);
scohennm 2:7f347d6a6422 54 }
scohennm 2:7f347d6a6422 55
scohennm 3:f68e9cdfaf2d 56 void diatonicAdjust( float scaling) {
scohennm 2:7f347d6a6422 57 int tempInt;
scohennm 3:f68e9cdfaf2d 58 int scaleIndex;
scohennm 3:f68e9cdfaf2d 59 static int oldScaleIndex = 0;
scohennm 3:f68e9cdfaf2d 60 /* There appears to be a set up time for setting the PWM time period
scohennm 3:f68e9cdfaf2d 61 only do a nes set up if the indext changes.
scohennm 3:f68e9cdfaf2d 62 */
scohennm 3:f68e9cdfaf2d 63 scaleIndex = (int)(NUMTONES * scaling);
scohennm 3:f68e9cdfaf2d 64 if (scaleIndex != oldScaleIndex) {
destradafilm 4:de991c90af6a 65 if(RtbuttonState == false){
scohennm 3:f68e9cdfaf2d 66 toneFreq = diatonicScale[scaleIndex];
destradafilm 4:de991c90af6a 67 } else {
destradafilm 4:de991c90af6a 68 toneFreq = diatonicScale2[scaleIndex];
destradafilm 4:de991c90af6a 69 }
scohennm 3:f68e9cdfaf2d 70 tonePeriod = 1.0/toneFreq;
scohennm 3:f68e9cdfaf2d 71 soundOut.period(tonePeriod); // adjusting period
scohennm 3:f68e9cdfaf2d 72 soundOut.write(TONEON); // there is a setup time for both period and DF
scohennm 3:f68e9cdfaf2d 73 oldScaleIndex = scaleIndex;
scohennm 3:f68e9cdfaf2d 74 } else {
scohennm 3:f68e9cdfaf2d 75 return;
scohennm 3:f68e9cdfaf2d 76 }
scohennm 3:f68e9cdfaf2d 77 #ifdef PRINTDEBUG
scohennm 3:f68e9cdfaf2d 78 pc.printf(" %f,%d\n\r",scaling, scaleIndex );
scohennm 3:f68e9cdfaf2d 79 #endif
scohennm 2:7f347d6a6422 80 tempInt = (int)toneFreq;
scohennm 2:7f347d6a6422 81 sprintf (lcdData,"%4d",tempInt);
scohennm 2:7f347d6a6422 82 LCDMessNoDwell(lcdData);
scohennm 2:7f347d6a6422 83 return;
scohennm 2:7f347d6a6422 84 }
scohennm 2:7f347d6a6422 85 void lightAdjust( float scaling) { // Control brightness of LED
scohennm 2:7f347d6a6422 86 float tempDutyFactor;
scohennm 2:7f347d6a6422 87
scohennm 3:f68e9cdfaf2d 88 tempDutyFactor = 1.0 - scaling; //LED is a sinking connection // anode is held at 5V
scohennm 3:f68e9cdfaf2d 89 led.write(tempDutyFactor); //adjusting duty factor
scohennm 2:7f347d6a6422 90 return;
scohennm 2:7f347d6a6422 91 }
scohennm 3:f68e9cdfaf2d 92
scohennm 2:7f347d6a6422 93 int main(){
scohennm 2:7f347d6a6422 94 int tempInt;
scohennm 2:7f347d6a6422 95 float tempValue;
scohennm 3:f68e9cdfaf2d 96
scohennm 2:7f347d6a6422 97 tonePeriod = 1.0/toneFreq;
scohennm 2:7f347d6a6422 98 soundOut.period(tonePeriod);
scohennm 3:f68e9cdfaf2d 99 led.period(tonePeriod);
scohennm 3:f68e9cdfaf2d 100 led.write(CHANNELOFF);
scohennm 3:f68e9cdfaf2d 101 outPin.write(CHANNELOFF);
scohennm 2:7f347d6a6422 102
scohennm 2:7f347d6a6422 103 tempInt = (int)toneFreq;
scohennm 2:7f347d6a6422 104 sprintf (lcdData,"%4d",tempInt);
scohennm 2:7f347d6a6422 105 LCDMessNoDwell(lcdData);
scohennm 3:f68e9cdfaf2d 106 // Start data timer
scohennm 3:f68e9cdfaf2d 107 dataTimer.start();
scohennm 3:f68e9cdfaf2d 108 dataTimer.reset();
scohennm 3:f68e9cdfaf2d 109
scohennm 2:7f347d6a6422 110 while (true) {
destradafilm 4:de991c90af6a 111
destradafilm 4:de991c90af6a 112 RtbuttonState = RtButton; // button is pulled up so false is when button is pushed it's inverted to avoid confusion downstream
destradafilm 4:de991c90af6a 113
scohennm 3:f68e9cdfaf2d 114 if (dataTimer.read_ms() > DATATIME){ // check to see if enough time has passed
scohennm 3:f68e9cdfaf2d 115 // to read the touch pad
scohennm 3:f68e9cdfaf2d 116 tempValue = tsiScaling.readPercentage();
scohennm 3:f68e9cdfaf2d 117 if(tempValue > 0) {
scohennm 3:f68e9cdfaf2d 118 // soundOut.write(TONEON); // set duty factor to 50%
scohennm 3:f68e9cdfaf2d 119 diatonicAdjust(tempValue);
scohennm 3:f68e9cdfaf2d 120 lightAdjust(tempValue);
scohennm 3:f68e9cdfaf2d 121 } else {
scohennm 3:f68e9cdfaf2d 122 soundOut.write(TONEOFF); // set dutyfactor to 0%
scohennm 3:f68e9cdfaf2d 123 LCDMessNoDwell("SOFF");
scohennm 3:f68e9cdfaf2d 124 }
scohennm 3:f68e9cdfaf2d 125 dataTimer.reset();
scohennm 3:f68e9cdfaf2d 126 }
scohennm 2:7f347d6a6422 127 } // while forever
scohennm 2:7f347d6a6422 128 }// end main