1 files changed, 22 insertions, 34 deletions

diff --git a/lcd.c b/lcd.c
index d859320..3e18d80 100644
--- a/lcd.c
+++ b/lcd.c
@@ -132,7 +132,7 @@ void setup() {
 
 ISR(PCINT1_vect) {
     // Update button state when any pin changes state
-    for (unsigned char i = 0; i <= 5; i++) {
+    for (unsigned char i = 4; i <= 5; i++) {
             if (PINC & (1 << i)) {
                     if(buttonState == 0) 
                         buttonState = i;
@@ -148,8 +148,8 @@ void displayNotes() {
     static int bufferIndex = 0;
 
     lcd_clear();
-    lcd_gotoxy(1, 1);
-    lcd_print("Play");
+    lcd_gotoxy(6, 2);
+    lcd_print("PLAY");
     _delay_ms(1000);
     lcd_clear();
     _delay_ms(1000);
@@ -165,14 +165,14 @@ void displayNotes() {
             circularBuffer[16 - 1] = randomValue;
         } else {
             // Add the new value to the buffer
-            circularBuffer[bufferIndex++] = randomValue;
+            circularBuffer[bufferIndex] = randomValue;
+            bufferIndex++;
         }
 
         lcd_clear();
-        lcd_gotoxy(1, 1);
-        for (int i = 0; i < bufferIndex; i++) {
-            char singleChar[2] = {circularBuffer[bufferIndex - i], '\0'};
-            lcd_gotoxy(16 - i, 1);
+        for (int i = 0; i <= bufferIndex - 1; i++) {
+            char singleChar[2] = {circularBuffer[i], '\0'};
+            lcd_gotoxy(17-bufferIndex+i ,1);
             lcd_print(singleChar); // Print the single character
         }
 
@@ -188,8 +188,8 @@ void displaySerialData() {
     char circularBuffer[16];
     static int bufferIndex = 0;
     lcd_clear();
-    lcd_gotoxy(1, 1);
-    lcd_print("Record");
+    lcd_gotoxy(3, 2);
+    lcd_print("RECORD");
     _delay_ms(1000);
     lcd_clear();
     _delay_ms(1000);
@@ -205,16 +205,17 @@ void displaySerialData() {
             circularBuffer[16 - 1] = randomValue;
         } else {
             // Add the new value to the buffer
-            circularBuffer[bufferIndex++] = randomValue;
+            circularBuffer[bufferIndex] = randomValue;
+            bufferIndex++;
         }
-
+        
         lcd_clear();
         lcd_gotoxy(1,1);
-        for (int i = (bufferIndex > 16) ? bufferIndex - 16 : 0; i < bufferIndex; i++) {
-            char singleChar[2] = {circularBuffer[i], '\0'};
+        for (int i = 0; i <= bufferIndex-1; i++) {
+            char singleChar[2] = {circularBuffer[bufferIndex- 1 - i], '\0'};
             lcd_print(singleChar); // Print the single character
         }
-
+        
         _delay_ms(1000);
     }
     bufferIndex = 0;
@@ -224,9 +225,7 @@ void displaySerialData() {
 //*******************************************************
 int main(void) {
         lcd_init();
-        lcd_init();
         lcd_hideCursor();
-
         setup();
         lcd_clear();
         while (1) {
@@ -236,23 +235,12 @@ int main(void) {
 
                 } else if (buttonState == 4) {
                         displayNotes();
-                }
+                } 
+                else { 
+                        lcd_gotoxy(6,2);
+                        lcd_print("PIANO");
+                        _delay_ms(1000);
+                }
         }
         return 0;
-        /*while (1) {
-                lcd_clear();
-                lcd_gotoxy(1, 1);
-                lcd_print("Note 1:");
-                lcd_gotoxy(1, 2);
-                lcd_print("one country");
-                lcd_showCursor();
-                _delay_ms(2500);
-                lcd_clear();
-                lcd_gotoxy(1, 1);
-                lcd_print("and mankind its");
-                lcd_gotoxy(1, 2);
-                lcd_print("citizens.");
-                _delay_ms(3500);
-        }
-        return 0;*/
 }