fix folder structure

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2025-04-21 22:23:57 +02:00
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# Lecture notes
Digital - Either 0 or 1
Analog - Read voltage
rule of thumb for signal measuring. At least sample at double the frequency that is being sampled from the sensor.
![alt text](image.png)
GPIO
Low - 0 to 1/3 vcc
High 2/3 to 1 vcc
Signal from a DHT
![alt text](image-1.png)
![alt text](image-2.png)
![alt text](image-3.png)
ds18b20
![alt text](image-4.png)
![alt text](image-7.png)