Merge pull request #480 from arduino/Hannes7eicher/CircuitFixes

Fix circuit pins

Author: jacobhylen

content/micropython-course/course/04.digital/03.digital.md

@@ -30,15 +30,15 @@ For the LED, we can do sort of the reverse: we can write a HIGH / LOW state to i
 
 In this exercise, we will read a button, which we will need to connect to our Nano ESP32 board, following the circuit diagram below:
 
-![Button Circuit.](assets/button.png)
+![Button Circuit.](assets/circuitButton.png)
 
 Open the code editor, and copy paste the following script to the `main.py` file, then click on the **"Run"** button to run it.
 
 ```python
 from machine import Pin
 import time
 
-button = Pin(5, Pin.IN, Pin.PULL_UP)
+button = Pin(9, Pin.IN, Pin.PULL_UP)
 
 while True:
     print(button.value())
@@ -57,7 +57,7 @@ We have now successfully read the state of a button, one of the world's most com
 
 In the next exercise, we will turn on an LED, which we will need to connect to our Nano ESP32 board, following the circuit diagram below:
 
-![LED circuit.](assets/led.png)
+![LED circuit.](assets/circuitLED.png)
 
 Open the code editor, and copy paste the following script to the `main.py` file, then click on the **"Run"** button to run it.
 

content/micropython-course/course/04.digital/assets/button.png

@@ -75,7 +75,7 @@ In the next exercise, we will add an LED to our circuit, which we will control w
 
 Follow the circuit diagram below to add the LED to the circuit.
 
-![LED + pot circuit](assets/potledcircuit.png)
+![LED + pot circuit](assets/circuitPotLed.png)
 
 Open the code editor, and copy paste the following script to the `main.py` file, then click on the **Run"** button to run it.
 

content/micropython-course/course/04.digital/assets/circuitButton.png

@@ -0,0 +1,2 @@
+[LocalizedFileNames]
+circuitPotLed.png=@circuitPotLed,0