How to not die from Chinese charger adapter

DSC-01005a I found an old GSM charger and I wondered if I can use it for something. On the label it sais 4.8 to 8.5V. What a precision! And if you wonder – it’s not within spec – the output is 9.5V.

 

Well let’s open it and see what’s inside.

 

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Introduction to Microcontrollers

In this article I will try to describe microcontrolers and their function. I’ll give a brief description of the parts of the microcontroller.

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