Uploaded November 2011 | Updated September 2026, 1 day ago

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My implementation of fix_fft.c a fixed point Fast Fourier Transform on the Chipkit Max32/Uno32 PIC32 with a SSD1289 LCD.

Running at 2048 dots and 4x oversampling.

PIC32 (Arduino-like) C++ source code : chipkit.org/forum/viewtopic.php?f=15&t=512&p=2633

fix_fft.c fixed point arthmetic function written by Tom Roberts (1989).