![electronics - Can you use an input pin instead of ground in Arduino circuitry? - Arduino Stack Exchange electronics - Can you use an input pin instead of ground in Arduino circuitry? - Arduino Stack Exchange](https://i.stack.imgur.com/7IXYd.jpg)
electronics - Can you use an input pin instead of ground in Arduino circuitry? - Arduino Stack Exchange
![Digital Input -How to use the button with Arduino. - Robo India || Tutorials || Learn Arduino || Robotics Digital Input -How to use the button with Arduino. - Robo India || Tutorials || Learn Arduino || Robotics](https://roboindia.com/tutorials/wp-content/uploads/2020/02/INPUT-AND-OUTPUT-BUTTON-LED-1024x1005.jpg)
Digital Input -How to use the button with Arduino. - Robo India || Tutorials || Learn Arduino || Robotics
![Arduino returns HIGH on digitalRead after the input is disconnected - Project Guidance - Arduino Forum Arduino returns HIGH on digitalRead after the input is disconnected - Project Guidance - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/a/6/c/a6ca1b349fdb94034c5f4c478b08c5ac262aa3b7_2_690x462.jpeg)
Arduino returns HIGH on digitalRead after the input is disconnected - Project Guidance - Arduino Forum
![Digital Input -How to use the button with Arduino. - Robo India || Tutorials || Learn Arduino || Robotics Digital Input -How to use the button with Arduino. - Robo India || Tutorials || Learn Arduino || Robotics](https://roboindia.com/tutorials/wp-content/uploads/2020/02/BUTTON-STATUS.jpg)