How to upload a sketch to an Arduino NANO without USB portAug 07th, 2019 | by: matti04.electronics
Prepare the UNO
Go to the Arduino IDE, select
file ▶️ examples ▶️ ArduinoISP ▶️ Arduino ISP
and upload the sketch as usual on the Arduino UNO.
Make the circuit
Use some dupont cables and make the circuit as in the photo. Don't forget the GND and 5V connections! Please ignore the red wire on the board and the different wire colours in the photo!
please ignore the red wire on the board and the different wire colours!
FILES TO DOWNLOAD FOR THIS STEP
Now you can choose in the board menu Arduino NANO, and then down there you can choose the programmer. Choose Arduino as ISP (not ArduinoISP). Now the magic happens 😜: Choose
Sketch ▶️ Upload using programmer
and it should work fine. Thank you for reading and happy making!