MECCANICA e DINTORNI

Arduino:1.8.16 (Windows 10), Scheda:"Arduino Uno"
ELS_v1.6.I2C:67:41: error: no matching function for call to 'LiquidCrystal_I2C::LiquidCrystal_I2C(int, int, int, int, int, int, int, int)'

LiquidCrystal_I2C lcd(0x27,2,1,0,4,5,6,7);  // Set the LCD I2C address

                                         ^

In file included from C:\Users\utente\Desktop\Nuova cartella (2)\ELS_R4\ELS_R4\ELS_v1.6.I2C\ELS_v1.6.I2C.ino:8:0:

C:\Users\utente\Documents\Arduino\libraries\LiquidCrystal_I2C/LiquidCrystal_I2C.h:57:3: note: candidate: LiquidCrystal_I2C::LiquidCrystal_I2C(uint8_t, uint8_t, uint8_t)

   LiquidCrystal_I2C(uint8_t lcd_Addr,uint8_t lcd_cols,uint8_t lcd_rows);

   ^~~~~~~~~~~~~~~~~

C:\Users\utente\Documents\Arduino\libraries\LiquidCrystal_I2C/LiquidCrystal_I2C.h:57:3: note:   candidate expects 3 arguments, 8 provided

C:\Users\utente\Documents\Arduino\libraries\LiquidCrystal_I2C/LiquidCrystal_I2C.h:55:7: note: candidate: constexpr LiquidCrystal_I2C::LiquidCrystal_I2C(const LiquidCrystal_I2C&)

class LiquidCrystal_I2C : public Print {

       ^~~~~~~~~~~~~~~~~

C:\Users\utente\Documents\Arduino\libraries\LiquidCrystal_I2C/LiquidCrystal_I2C.h:55:7: note:   candidate expects 1 argument, 8 provided

C:\Users\utente\Documents\Arduino\libraries\LiquidCrystal_I2C/LiquidCrystal_I2C.h:55:7: note: candidate: constexpr LiquidCrystal_I2C::LiquidCrystal_I2C(LiquidCrystal_I2C&&)

C:\Users\utente\Documents\Arduino\libraries\LiquidCrystal_I2C/LiquidCrystal_I2C.h:55:7: note:   candidate expects 1 argument, 8 provided

C:\Users\utente\Desktop\Nuova cartella (2)\ELS_R4\ELS_R4\ELS_v1.6.I2C\ELS_v1.6.I2C.ino: In function 'void setup()':

ELS_v1.6.I2C:281:7: error: 'class LiquidCrystal_I2C' has no member named 'setBacklightPin'; did you mean 'setBacklight'?

   lcd.setBacklightPin(3,POSITIVE);

       ^~~~~~~~~~~~~~~

       setBacklight

ELS_v1.6.I2C:281:25: error: 'POSITIVE' was not declared in this scope

   lcd.setBacklightPin(3,POSITIVE);

                         ^~~~~~~~

exit status 1

no matching function for call to 'LiquidCrystal_I2C::LiquidCrystal_I2C(int, int, int, int, int, int, int, int)'

Questo report potrebbe essere più ricco di informazioni abilitando l'opzione
"Mostra un output dettagliato durante la compilazione"
in "File -> Impostazioni"

/*****************************************
* name: I2C LCD2004
* function: You should now see your I2C LCD2004 display "Hello,world!","IIC/I2C LCD2004"
* "20 cols, 4 rows","www.sunfounder.com"
********************************/
//Email:service@sunfounder.com
//Website:www.sunfounder.com

/********************************/
// include the library code
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,20,4);  // set the LCD address to 0x27 for a 16 chars and 2 line display
/*********************************************************/
void setup()
{
  lcd.init();  //initialize the lcd
  lcd.backlight();  //open the backlight
   
 
  lcd.setCursor ( 0, 0 );            // go to the top left corner
  lcd.print("    Hello,world!    "); // write this string on the top row
  lcd.setCursor ( 0, 1 );            // go to the 2nd row
  lcd.print("   IIC/I2C LCD2004  "); // pad string with spaces for centering
  lcd.setCursor ( 0, 2 );            // go to the third row
  lcd.print("  20 cols, 4 rows   "); // pad with spaces for centering
  lcd.setCursor ( 0, 3 );            // go to the fourth row
  lcd.print(" http://www.sunfounder.com ");
}
/*********************************************************/
void loop()
{

}
/************************************************************/