====== Pegelwandler ======
Verbindungen zwischen 5V-Mikrocontroller und 3,3V-Peripherie (oder anders herum) benötigen Pegelwandler.

===== Links =====
   * [[https://www.microchip.com/content/dam/mchp/documents/OTH/ProductDocuments/SupportingCollateral/chapter8.pdf|3,3V Tips 'n Tricks (Microchip)]]
   * [[http://www.mikrocontroller.net/articles/Pegelwandler|Pegelwandler (µC.net)]]