lcdPrintFloat

print_float

void lcdPrintFloat( float val, byte precision) {
  // prints val on a ver 0012 text lcd with number of decimal places determine by precision
  // precision is a number from 0 to 6 indicating the desired decimial places
  // example: lcdPrintFloat( 3.1415, 2); // prints 3.14 (two decimal places)

  if(val < 0.0){
    lcd.print('-');
    val = -val;
  }

  lcd.print ((long)val);  //prints the integral part
  if( precision > 0) {
    lcd.print("."); // print the decimal point
    unsigned long frac;
    unsigned long mult = 1;
    byte padding = precision -1;
    while(precision--)
      mult *=10;

    if(val >= 0)
      frac = (val - int(val)) * mult;
    else
      frac = (int(val)- val ) * mult;
    unsigned long frac1 = frac;
    while( frac1 /= 10 )
      padding--;
    while(  padding--)
      lcd.print("0");
    lcd.print(frac,DEC) ;
  }
}