Digital Power Supply – Part 2: Prototype

Introduction

After learning about the problems with the ADC and DAC of the XMega I gave up building this power supply until recently when I decided to see for myself how bad things are. I’ve used the header board, a 2.56V reference some potentiometers and a lot of patience.

 

DAC

On the DAC side [...]

XMEGA header board

During my work for the digital power supply I needed to start playing with some micros from the XMEGA family, that is why I build this little header board. There is a XMEGA32A4 micro on it, which is the one that I intend to use on my power supply.

Click here to download the Eagle [...]