![arduino - If I drove pin DP8 high, would the MOSFET Q1 let current pass? - Electrical Engineering Stack Exchange arduino - If I drove pin DP8 high, would the MOSFET Q1 let current pass? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/i6ofU.png)
arduino - If I drove pin DP8 high, would the MOSFET Q1 let current pass? - Electrical Engineering Stack Exchange
![Any idea why my relay (pin 2 is switching on when set to LOW and off when set to HIGH?) it is not the if statement as I have taken the HIGH Any idea why my relay (pin 2 is switching on when set to LOW and off when set to HIGH?) it is not the if statement as I have taken the HIGH](https://preview.redd.it/xh2e5ak8ho271.jpg?auto=webp&s=acd9adedec6f11d348c07c17620beeef19503cc4)
Any idea why my relay (pin 2 is switching on when set to LOW and off when set to HIGH?) it is not the if statement as I have taken the HIGH
![electronics - How to check if all pins are connected on my board to make sure Arduino sends the correct pattern number on my tool - Arduino Stack Exchange electronics - How to check if all pins are connected on my board to make sure Arduino sends the correct pattern number on my tool - Arduino Stack Exchange](https://i.stack.imgur.com/VoSVn.jpg)