Diff: main.cpp

Revision:

1:c704bea518d8

Parent:

0:e09703934ff4

Child:

2:9296823ea33d

--- a/main.cpp	Wed Mar 16 01:49:13 2011 +0000
+++ b/main.cpp	Fri Oct 30 01:43:49 2020 +0000
@@ -25,11 +25,22 @@
 #include <list>
 
 #include <mpr121.h>
+#include "SongPlayer.h"
 
-DigitalOut led1(LED1);
-DigitalOut led2(LED2);
-DigitalOut led3(LED3);
-DigitalOut led4(LED4);
+DigitalIn   record_mode(p14);
+DigitalIn   play_back_mode(p16);
+DigitalIn   play_live_mode(p15);
+SongPlayer mySpeaker(p21);
+Timer t;
+Timer t_rest;
+
+enum Statetype {IDLE = 0, REC = 1, PLAY_BACK = 2, PLAY_LIVE = 3, STOP = 4, RESET = 5};
+
+Statetype mode;
+
+float mem_note[160];
+float mem_duration[160];
+int mem_ind;
 
 // Create the interrupt receiver object on pin 26
 InterruptIn interrupt(p26);
@@ -45,79 +56,80 @@
 Mpr121 mpr121(&i2c, Mpr121::ADD_VSS);
 
 void fallInterrupt() {
-    int key_code=0;
-    int i=0;
-    int value=mpr121.read(0x00);
+    //int key_code=0;
+    //int i=0;
+    uint16_t value=mpr121.read(0x00);
     value +=mpr121.read(0x01)<<8;
-    // LED demo mod by J. Hamblen
-    //pc.printf("MPR value: %x \r\n", value);
-    i=0;
-    // puts key number out to LEDs for demo
-    for (i=0; i<12; i++) {
-        if (((value>>i)&0x01)==1) key_code=i+1;
+    float temp_value = float(value);
+    t_rest.stop();
+    if(mode == REC && mem_ind < 160){
+        //Write duration and silence in object
+        mem_note[mem_ind] = 0;
+        mem_duration[mem_ind] = t_rest.read();
+        pc.printf("New Data in memory:  Note: %f  Duration: %f\n", mem_note[mem_ind], mem_duration[mem_ind]);
+        mem_ind++;    
+    }
+    pc.printf("The time of silence seconds %f \n", t_rest.read());
+    t_rest.reset();
+    t.start();
+    float note[] = {value + 150};
+    if(mode == PLAY_LIVE || mode == REC){
+        mySpeaker.Play_Note(note);
+    }
+    //sustaining note
+    while(value > 0){
+        if(mode == PLAY_LIVE || mode == REC){
+            mySpeaker.Play_Note(note);
         }
-    led4=key_code & 0x01;
-    led3=(key_code>>1) & 0x01;
-    led2=(key_code>>2) & 0x01;
-    led1=(key_code>>3) & 0x01;
+        pc.printf("MPR value: %x \r\n", value);
+        note[0] = value + 150;
+        if(mode == PLAY_LIVE || mode == REC){
+            mySpeaker.Play_Note(note);
+        }
+        value=mpr121.read(0x00);
+        value +=mpr121.read(0x01)<<8;
+    }
+    mySpeaker.Play_Note(0);
+    t.stop();
+    if(mode == REC && mem_ind < 160){
+        mem_note[mem_ind] = temp_value;
+        mem_duration[mem_ind] = t.read();
+        pc.printf("New Data in memory:  Note: %f  Duration: %f\n", mem_note[mem_ind], mem_duration[mem_ind]);
+        mem_ind++;
+    }
+    t_rest.start();
+    float duration[] = {t.read()};
+    pc.printf("The of note seconds %f \n", t.read());
+    t.reset();
 }
 int main() {
-
-    pc.printf("\nHello from the mbed & mpr121\n\r");
-
-    unsigned char dataArray[2];
-    int key;
-    int count = 0;
-
-    pc.printf("Test 1: read a value: \r\n");
-    dataArray[0] = mpr121.read(AFE_CFG);
-    pc.printf("Read value=%x\r\n\n",dataArray[0]);
-
-    pc.printf("Test 2: read a value: \r\n");
-    dataArray[0] = mpr121.read(0x5d);
-    pc.printf("Read value=%x\r\n\n",dataArray[0]);
-
-    pc.printf("Test 3: write & read a value: \r\n");
-    mpr121.read(ELE0_T);
-    mpr121.write(ELE0_T,0x22);
-    dataArray[0] = mpr121.read(ELE0_T);
-    pc.printf("Read value=%x\r\n\n",dataArray[0]);
-
-    pc.printf("Test 4: Write many values: \r\n");
-    unsigned char data[] = {0x1,0x3,0x5,0x9,0x15,0x25,0x41};
-    mpr121.writeMany(0x42,data,7);
-
-    // Now read them back ..
-    key = 0x42;
-    count = 0;
-    while (count < 7) {
-        char result = mpr121.read(key);
-        key++;
-        count++;
-        pc.printf("Read value: '%x'=%x\n\r",key,result);
-    }
-
-    pc.printf("Test 5: Read Electrodes:\r\n");
-    key = ELE0_T;
-    count = 0;
-    while (count < 24) {
-        char result = mpr121.read(key);
-        pc.printf("Read key:%x value:%x\n\r",key,result);
-        key++;
-        count++;
-    }
-    pc.printf("--------- \r\n\n");
-
-    // mpr121.setProximityMode(true);
-
-    pc.printf("ELE_CFG=%x", mpr121.read(ELE_CFG));
-
+    
     interrupt.fall(&fallInterrupt);
     interrupt.mode(PullUp);
 
     while (1) {
-        wait(5);
-        pc.printf(".");
+        if(record_mode == 1){
+            mode = REC;
+        }
+        if(play_back_mode == 1){
+            mode = PLAY_BACK;
+        }
+        if(play_live_mode == 1){
+            mode = PLAY_LIVE;   
+        }
+        switch (mode){
+            case REC:   
+            break;
+            case PLAY_BACK:
+                interrupt.fall(NULL);
+                mySpeaker.PlaySong(mem_note, mem_duration);
+                wait(1);
+                interrupt.fall(&fallInterrupt);
+            break;
+            case PLAY_LIVE:
+                
+            break;
+        }
     }
 }