@@ -12,7 +12,7 @@ Welcome to the self-learning module, which should be completed **before** the su
1.**Basics of Embedded Systems**
- If you have no experience with embedded systems, review the basics.
-[Arduino and Microcontroller Programming - External Link](https://i40.fh-aachen.de/intranet/materials/additional/arduino/index.html)_(Username and password are provided in the email)_
-[Arduino and Microcontroller Programming - External Link - Points 1 to 6](https://i40.fh-aachen.de/intranet/materials/additional/arduino/index.html)_(Username and password are provided in the email)_
2.**Practical Session: Real ESP32 Microcontroller**
- During the practical session, we will use the actual ESP32 microcontroller.
-[ESP32 and PlatformIO Introduction](./Self-Learn/ESP_PIO_Intro)
