2 DAYS only left for my graduation project ! BUT I still have a problem with ARDUINO DUE !
the board is powered using 12Vdc through the power jack.. it control LCD 4*16 through 4 bit data pins .. and also control the speed of three pumps through chopper circuit ( two of them controlled by PWM and the other by digital pin)
her is the problem ! the LCD work perfect alone .. but when I connect any of the pump to the arduino the LCD become completely unstable :(
pleaaaaase heeeeeeeeelp me please