Microcontroller › Arduino › LCD 12C 16X2 LCM1602 IIC V1 Interface problems with arduino › Hye osama,You declared same
January 12, 2016 at 12:56 pm #13629
You declared same pin (Pin No: 7 ) for software serial's RX pin and LCD's D7 pin. So it was happended.
Change any one of the pin from software serial pin or lcd pin.
Correct once and run it. It should be work.