Need help with ardoino code, musical alarm clock

Using Arduino Programming Questions
1

This is the code i am using, every time I try to run it I get an error.
tried to fix it many times but I am stuck.

//musical alarm clock //
#include <Wire.h>
#include <LiquidCrystal.h>
LiquidCrystal lcd(2,3,4,5,6,7);

byte hour , minute , second ;

byte mm_load1_on,hh_load1_on;
byte mm_load1_off,hh_load1_off;
byte mm_wake,hh_wake;

byte n10,n1;

byte datedd,datemm,dateyy;

void setup()
{

  Wire.begin();
  Serial.begin(9600);
  lcd.begin(16,2);
  pinMode(8,INPUT);
  DDRK = 0x00;

  pinMode(12,INPUT); //Set waking time//

  pinMode(9,OUTPUT);
  digitalWrite(9,1);

  pinMode(10,OUTPUT);
  digitalWrite(10,1);

  pinMode(11,OUTPUT);
  digitalWrite(11,1);

  lcd.clear();
  lcd.print("MUSIC CLOCK");
  lcd.setCursor(2,1);
  lcd.print(" DAVID & DANIEL ");
  while(digitalRead(8)==0);

  delay(500);

 date();
  setupTime();

  settimeload1();
 
  set_time_wake();

  lcd.clear();

  lcd.print("clock:"); 
}

void loop() 

{ 
 readTime(); 

 printTimeLcd();

testtimeloadl();

testwake();

delay(500);
}
//==================================== 
byte bcdToDec(byte val)
{
    val=val/16*10 + val%16;
    return (val);

//====================================
byte decToBcd (byte val)
{
        val=val/10*16 + val%10;
       }
        return (val);
}
//====================================
 void setupTime()
 {
 lcd.clear();
 lcd.print("enter sec:");
 while(digitalRead(8) == 0);
 
 n10 = scankey();
 
lcd.write(n10);

n10=n10-0x30;
n1=scankey();
lcd.write(n1);
n1=n1-0x30;
second = 10*n10 + n1;

delay(1000);

lcd.clear();
lcd.print("enter minute:");
while (digitalRead(8) 0);

n10 = scankey();

lcd.write(n10);

n10=n10-0x30;
n1=scankey();
lcd.write(n1);

n1=n1-0x30;
minute = 10*n10 + n1;

delay(1000);

lcd.clear();
lcd.print("enter hour:");
while(digitalRead(8) == 0);

n10 = scankey();

lcd.write(n10);

n10=n10-0x30;
n1=scankey();
lcd.write(n1);
n1=n1-0x30;
hour = 10*n10 + n1;

delay(1000);

Wire.beginTransmission(0x68);
Wire.write(0x0);
Wire.write(decToBcd(second));
Wire.write(decToBcd(minute));
Wire.write(decToBcd(hour));
Wire.endTransmission();
}
//===========================
void readTime()
{
  Wire.beginTransmission(0x68);
  Wire.write(0x0);
  Wire.endTransmission();
  Wire.requestFrom(0x68,3);
  if(Wire.available())
  {
second = bcdToDec(Wire.read() );
minute = bcdToDec(Wire.read() );
hour = bcdToDec(Wire.read() & Ob111111);
}
//==============================
void printTimeSerial()
{
Serial.print(hour);
Serial.print(":");
Serial.print(minute);
Serial.print(":");
Serial.println(second);
}

//========================
void printTimeLcd()
{
lcd.setCursor(7,0);
lcd.print(hour/10);
lcd.print(hour%10);
lcd.print(":");
lcd.print(minute/10);

lcd.print(minute%10);
lcd.print(":");
lcd.print(second/10);
lcd.print(second%10);
lcd.setCursor(0,2);
lcd.print("Date : ");
lcd.print(datedd);
lcd.print("/");
lcd.print(datemm);
lcd.print("/");
lcd.print(dateyy);

}

byte scankey()

{
  byte kod;
while(digitalRead(8) = 0);

kod = PINK;

byte num = kod & OxOf ;
 
while(digitalRead(8)==1);

switch(num)
 {
 case Ox0 : num = '1' ; break;
 case 0x2 : num = '2' ; break;

case Ox1 : num =  '3' ; break;
case 0x3 : num =  'A' ; break;
case 0x8 : num =  '4' ; break;
case Oxa : num =  '5' ; break;
case 0x9 : num =  '6' ; break;
case Oxb : num =  'B' ; break;
case 0x4 : num =  '7' ; break;
case 0x6 : num =  '8' ; break;
case 0x5 : num =  '9' ; break;
case 0x7 : num =  'C' ; break;
case Oxc : num =  '*' ; break;
case Oxe : num =  '0' ; break;
case Oxd : num =  '#' ; break;
case Oxf : num =  'D' ; break;
}
return num;
}

//-----------------------------
void settimeload1()
{

lcd.clear();
lcd.print("mm load1 on:");
while(digitalRead(8) == 0);
 
  n10 = scankey();

lcd.write(n10);

n10=n10-0x30;
n1=scankey();
lcd.write(n1);
n1=n1-0x30;
mm_load1_on = 10*n10 + n1;

delay(1000);

lcd.clear();
lcd.print("hh load1 on:");
while(digitalRead(8) == 0);

n10 = scankey();

lcd.write(n10);

n10=n10-0x30;
nl=scankey();
lcd.write(n1);
n1=n1-0x30;
hh_load1on = 10*n10 + n1;

delay(1000);
lcd.cler();
lcd.print("mm loadl off:");

n10 scankey();

lcd.write(n10);

n10=n10-0x30;
n1=scankey();
lcd.write(n1);
n1=n1-0x30;
mm_loadl_off = 10*n10 + nh;

 delay(1000);

lcd.clear();
lcd.print("hh loadl off:");
while(digitalRead(8) == 0);

n10 = scankey();

 lcd.write(n10);
 
 n10=n10-0x30;
 n1=scankey();
 lcd.write(n1);
 n1=n1-0x30;
 hh_loadl_off = 10*n10 + n1;
 
 delay(100);
}

//===================== 

void testtimeloadl()
{

if((minute = mm loadl_on) && (hour = hh_loadl_on))
{
digitalWrite(9,0);
}
if((minute = mm_loadl_off) && (hour == hh_loadl off))
{
digitalWrite(9,1);
}
//=======================
void startisd1420()
{
digitalWrite(11,0);
delay(100);
digitalWrite(11,1);
}
//=======================

void test wake()
{


  if((minute == MM wake)&& (hour== HH_wake))
   {
   startisd1420();
   }
 
   if (digitalRead(12) = 1)
  {
      MM_wake = -1;
     HH_wake = -1;
 
   }
 
  //=========================
 
void settimewake()
{

lcd.clear();
lcd.print("min. wake up.");
while(digitalRead(8) == 0);

 n10 = scankey();
 
 lcd.write(n10);
  
n10=n10-0x30;
n1=scankey();
lcd.write(n1);
n1=n1-0x30;
MM_wake = 10*-n10 + n1;

delay(1000);

lcd.clear();
lcd.print("hour wake up:");
 while(digitalRead(8) == 0);
 
 n10 = scankey();
 
 lcd.write(n10);
 
 n10=n10-0x30;
 n1=scankey();
 lcd.write(n1);
 nl=n1-0x30;
 HH_wake = 10*n10 + n1;
 
 delay(1000);
 }
 void date()

lcd. clear ();
lcd.print ("ENTER DD: ");
while (digitalRead(8) == 0);

 n10 = scankey();

 lcd.write(n10);

 n10=n10-0x30;
 n1=scankey();
 lcd.write(n1);
 n1=n1-0x30;
 datedd = 10*n10 + n1;

delay(1000);

lcd.clear();
lcd.print("ENTER MM:");
while(digitalRead(8) == 0);

n10 = scankey();

lcd.write(n10);

 n10=n10-0x30;
 n1=scankey();
 lcd.write(nl);
 n1=n1-0x30;
 datemm = 10*n10 + n1;
 delay(1000);
 lcd.clear();
 lcd.print("ENTER YY:");
 while(digitalRead(8) == 0)

  n10 = scankey();

  lcd.write(n10);
  
  n10=n10-0x30;
  n1=scankey();
    lcd.write(n1);
    n1=n1-0x30;
    dateyy = 10*n10 + n1;
    
    delay(1000);
}
````````````````````````````````````
2

...which you forgot to share with us.

3

Not much to go on. I put your code in the editor and auto-formatted it. I can see that you have a multitude of missing or misplaced closing braces '}'. Fix those first and try again.

4

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