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@ -25,6 +25,8 @@ Filters have been generated using [The Filter Wizard by Analog Devices](https://
A 1st order RC passive low-pass filter has been choosen to smooth out the transitory of the square wave. Futhermore, this allows the use of DAC1 for arbitrary wave generation, even different from a square wave. <br>
A 6th order Butterworth low-pass filter has been choosen to smooth out the wave generated by the DAC. <br>
![alt text](https://github.com/EmaMaker/SignalGenerator-Teensy/blob/master/Docs/Images/IMG_20210529_172844877.jpg?raw=true)
## Credits
A lot of choices come from following this Degree dissertation paper (Direct Digital Synthesizers: Theory, Design and Applications by Jouko Vankka, Helsinki University of Technology, November 2000): http://lib.tkk.fi/Diss/2000/isbn9512253186/isbn9512253186.pdf<br>