![circuit design - Can't upload sketch to my custom designed arduino Uno - Electrical Engineering Stack Exchange circuit design - Can't upload sketch to my custom designed arduino Uno - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/jFWEN.png)
circuit design - Can't upload sketch to my custom designed arduino Uno - Electrical Engineering Stack Exchange
![arduino uno - Can't upload sketches or flash Nodemcu 1.0 12E (CP2102) but have drivers and responds to RST on Serial monitor - Arduino Stack Exchange arduino uno - Can't upload sketches or flash Nodemcu 1.0 12E (CP2102) but have drivers and responds to RST on Serial monitor - Arduino Stack Exchange](https://i.stack.imgur.com/gZFSl.png)
arduino uno - Can't upload sketches or flash Nodemcu 1.0 12E (CP2102) but have drivers and responds to RST on Serial monitor - Arduino Stack Exchange
![The system cannot find the file specified. Problem uploading to board." - Installation & Troubleshooting - Arduino Forum The system cannot find the file specified. Problem uploading to board." - Installation & Troubleshooting - Arduino Forum](https://aws1.discourse-cdn.com/arduino/optimized/4X/3/7/7/3779dd21cc07a01457f16246100d6dc3ec3315f4_2_1024x547.png)
The system cannot find the file specified. Problem uploading to board." - Installation & Troubleshooting - Arduino Forum
![can't open device "\\.\COM5": The system cannot find the file specified problem - Interfacing w/ Software on the Computer - Arduino Forum can't open device "\\.\COM5": The system cannot find the file specified problem - Interfacing w/ Software on the Computer - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/f/6/6/f66917abaa24bcdaa1ca6c28640948da7924af0d.png)