Diff: main.cpp

Revision:

8:e6e1e5b3f2a9

Parent:

7:5a8f9a018e1f

Child:

9:867dde4be88a

--- a/main.cpp	Mon Mar 14 08:12:15 2016 +0000
+++ b/main.cpp	Mon Mar 14 16:23:47 2016 +0000
@@ -35,30 +35,47 @@
 DigitalOut led4(LED4);
 AnalogIn   Ain(p15);
 
+//Setup class D audio output on pwm out pin
 SongPlayer mySpeaker(p21);
+
 // Create the interrupt receiver object on pin 26
 InterruptIn interrupt(p26);
-// Setup the Serial to the PC for debugging
+
+//Setup the Serial to the PC for debugging
 Serial pc(USBTX, USBRX);
-SDFileSystem sd(p5, p6, p7, p8, "sd"); //SD card
+
+//setup SD card filesystem
+SDFileSystem sd(p5, p6, p7, p8, "sd");
+
 // Setup the i2c bus on pins 28 and 27
 I2C i2c(p28, p27);
+
+//setup the note to be played upon hitting a mole
 float note[1]= {1568.0};
 float duration[1]= {0.1};
+
+//initialize the possition integers
 int pos1;
 int pos2;
 int pos3;
 int pos4;
 int pos5;
 int pos6;
+
+//initialize global variable to keep track of the score
 int score = 0;
+
+//create variables for the keypad outputs that correspond to mole possitions
 int hole1 = 0x100;
 int hole2 = 0x10;
 int hole3 = 0x1;
 int hole4 = 0x200;
 int hole5 = 0x20;
 int hole6 = 0x2;
+
+//create a character buffer to read from the SD card
 char str [80];
+
 // Setup the Mpr121:
 // constructor(i2c object, i2c address of the mpr121)
 Mpr121 mpr121(&i2c, Mpr121::ADD_VSS);
@@ -66,14 +83,16 @@
 void fallInterrupt() {
     int key_code=0;
     int i=0;
+    
+    //read values from keypad after interupt and bitshift left 8 times
     int value=mpr121.read(0x00);
     value +=mpr121.read(0x01)<<8;
-    // LED demo mod by J. Hamblen
+    //Check to see if the a mole is hit after an interupt
     if (value==256&&pos1==1)
     {
         mySpeaker.PlaySong(note,duration);
         score++;
-        pos1 = 0;
+        pos1 = 0;//set the position to 0 after succesful hit to prevent multiple hits
     }
         if (value==16&&pos2==1)
     {
@@ -105,32 +124,7 @@
         score++;
         pos6 = 0;
     }
-    pc.printf("MPR value: %x \r\n", value);
-    /*if (value == 1)
-    {
-        led1 = !led1;
-    }
-        if (value == 2)
-    {
-        led2 = !led2;
-    }
-        if (value == 16)
-    {
-        led3 = !led3;
-    }
-        if (value == 32)
-    {
-        led4 = !led4;
-    }
-    
-            if (value == 256)
-    {
-        led3 = !led3;
-    }
-            if (value == 512)
-    {
-        led4 = !led4;
-    }*/
+    //pc.printf("MPR value: %x \r\n", value); //debug code to the COM port that prints MPR value
     //i=0;
     // puts key number out to LEDs for demo
    /* for (i=0; i<12; i++) {
@@ -218,10 +212,11 @@
     interrupt.fall(&fallInterrupt);
     interrupt.mode(PullUp);
     int counter = 0;
-    while (counter < 5) {
+    srand(state);
+    while (counter < 30) {
         arand = Ain.read()*1000000;
         state = arand;
-        srand(state);
+
         state = rand()%15;
         pc.printf("%i\n\r",state);
         switch(state)
@@ -514,9 +509,10 @@
 lcd.filled_circle(col2, row2 , rmole, mole);
             break;
             }
-        wait(2);
+        wait(0.5);
         counter++;
         }
+        lcd.cls();
         wait(3);
         lcd.cls();
        /* mkdir("/sd/mydir", 0777);
@@ -562,17 +558,37 @@
     pc.printf("Opened file for read\n\r");
     fscanf (fp1, "%s", str);
     sscanf(str, "%d", &please);
-    pc.printf ("I have read:   %d \n",please);
     fclose(fp1);
-    FILE *fp = fopen("/sd/mydir/sdtest.txt", "w");
-    if(fp == NULL) {
+    pc.printf (":   %d \n",please);
+    if (score > please)
+    {
+        FILE *fp = fopen("/sd/mydir/sdtest.txt", "w");
+        if(fp == NULL) {
         error("Could not open file for write\n");
     }
     char buf[10];
-    int a = 5;
-    sprintf(buf, "%d", a);
+    sprintf(buf, "%d", score);
     fprintf(fp, "%s",buf);
     fclose(fp); 
+        lcd.printf("CONGRATULATIONS!\n\n");
+        lcd.printf("You set the new\n\n");
+        lcd.printf("High score!!!!!!\n\n");
+        lcd.printf("New high score: %d\n\n",score);
+        lcd.printf("Press reset to\n\n");
+        lcd.printf("Play Again!");
+    }
+    else
+    {
+        lcd.printf("High score: %d\n\n",please);
+        lcd.printf("Your score: %d\n\n",score);
+        lcd.printf("You did not set\n\n");
+        lcd.printf("A new high score\n\n");
+        lcd.printf("Press reset to\n\n");
+        lcd.printf("Try again)");
+    }
+
+
+/*
     FILE *fp2 = fopen("/sd/mydir/sdtest.txt", "r"); 
     if(fp2 == NULL) 
     { 
@@ -586,9 +602,9 @@
  if (please == 5)
  {
     pc.printf("we got it\n");
-    }
+    }*/
     pc.printf("Goodbye World!\n");
-    }
+    }//end