Revision 6:58bab17100a2, committed 2018-07-03

Comitter:

aknin001

Date:

Tue Jul 03 03:29:59 2018 +0000

Parent:

5:824785b64822

Child:

7:d2fe1a5e79ed

Commit message:

piano ok 4 octave, 8 notes, bug display better

Changed in this revision

--- a/TextLCD.lib	Tue Jul 03 02:06:44 2018 +0000
+++ b/TextLCD.lib	Tue Jul 03 03:29:59 2018 +0000
@@ -1,1 +1,1 @@
-https://os.mbed.com/users/Aliened/code/TextLCD_piano/#4276b56b4400
+https://os.mbed.com/users/aknin001/code/TextLCD/#4276b56b4400

--- a/main.cpp	Tue Jul 03 02:06:44 2018 +0000
+++ b/main.cpp	Tue Jul 03 03:29:59 2018 +0000
@@ -35,47 +35,27 @@
 
 void print_note(char *str)
 {
-    int i = 0;
-    int note = 0;
-    
-    lcd.cls();
-    wait(0.000040f);
-    while (str[i])
-    {   
-        note = str[i];    
-        lcd.putc(note);
-        wait(0.000040f);
-        i++;
-    }
+//    lcd.cls();
+  //  wait(0.000040f);
+    lcd.printf("%s", str);
 }
 
-//Thread thread;
 
 DigitalOut led1(LED1);
 
-/**void print_thread()
-{
-    while (true) {
-        wait(1);
-        print_char();
-    }
-}**/
-
 void    refresh_state_button()
 {
-   printf("refresh_state_button \n");
+   //printf("refresh_state_button \n");
    state_buttons = Bus_In & Bus_In.mask(); // read the bus and mask out bits not being used    
-   printf("state_button [ %d ]\n", state_buttons);
+   //printf("state_button [ %d ]\n", state_buttons);
 }
 
 void        play_music(int notes, double frequency)
 {
-   printf("play_music \n");
    speaker.period(1.0 / frequency);            
    while (state_buttons == notes) {
      refresh_state_button();
    }
-   speaker = 0;
 }
 
 void        check_buttons()
@@ -84,21 +64,24 @@
     int      i = 0;
     char     bufferOutput[30] = "";
     
-    while (i < 8)
+    if (state_buttons == 0xFF)
     {
-        if (!(state_buttons & noteReference[i].mask)) {
-            frequency += noteReference[i].frequency * pow(2.0, gamme) + noteReference[i].add[gamme];
-            strcat(bufferOutput, noteReference[i].name);
-            strcat(bufferOutput, " ");
+        speaker = 0;
+        lcd.cls();
+    }
+    else {
+        while (i < 8)
+        {
+            if (!(state_buttons & noteReference[i].mask)) {
+                frequency += noteReference[i].frequency * pow(2.0, gamme) + noteReference[i].add[gamme];
+                strcat(bufferOutput, noteReference[i].name);
+                strcat(bufferOutput, " ");
+            }
+            i++;
         }
-        strcat(bufferOutput, "\0");
-        i++;
-    }
-    if (frequency > 0) {
-        speaker = 0.25;
+        speaker = 0.5;
         print_note(bufferOutput);
         play_music(state_buttons, frequency);
-        lcd.cls();
     }
 }
 
@@ -113,12 +96,13 @@
 {
     //lcd.printf("%s\n", "CS435 Piano");
     //wait(3);
-    speaker = 0;
+
     while (true) {
-        printf("loop\n");
+        //printf("loop\n");
         led1 = !led1;
         refresh_state_button();
         check_buttons();
         wait(0.1);
+        lcd.cls();
     }
 }