Kalman filter fixed-point implementation based on libfixmatrix, targeted at embedded systems without an FPU and/or need for performance.
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Jun 2, 2026 - C
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libfixmath
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Fixed-point math library (integer / no FPU) for embedded C. Trig, log/exp, sqrt, 2D transforms, wave generators, ADSR and variable radix support. ~4.5 KB
c arm embedded trigonometry math high-performance waveform esp embedded-systems embedded-devices fixed-point libfixmath integer-arithmetic 68k embedded-c no-floating-point microcontroller-firmware embedded-math mcore adsr-envelope
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Jul 21, 2026 - C++
Cross Platform Fixed Point Maths Library - mirror of https://code.google.com/p/libfixmath/
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Jan 26, 2015 - C
These functions operate on 32-bit numbers, fix16_t, which have 16 bit integer part and 16 bit fractional part.
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May 30, 2018 - C#
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