Tag Archives: fixed

Arduino s16.15 Fixed Point Math Routines

It is important to note, that fixed point math comes in many flavors. For example, a 16-bit integer can implement 31 different fixed point formats, signed and unsigned Q1 through Q16 (Q number format). A couple of popular 16-bit formats … Continue reading

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AVR GCC Fixed-Point vs. Floating Point Comparison

This is a follow up to previous posts here and here. Using native fixed point support in GCC, on a generic ATMega328P running 16MHz on the AtmelStudio 6.2 simulator, I performed this overly simplified comparison of fixed vs. floating point … Continue reading

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