Transcription of Floating point unit demonstration on STM32 …
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May 2016 DocID022737 Rev 21/311AN4044 Application noteFloating point unit demonstration on STM32 microcontrollers IntroductionThis application note explains how to use Floating - point units (FPUs) available in STM32 Cortex -M4 and STM32 Cortex -M7 microcontrollers, and also provides a short overview of: Floating - point X-CUBE-FPUDEMO firmware is developed to promote double precision FPUs, and to demonstrate the improvements coming from the use of this hardware examples are given in Section 4: Application Rev 2 Contents1 Floating - point arithmetic .. or Floating - point .. unit (FPU) .. 72 IEEE standard for Floating - point arithmetic (IEEE 754).
IEEE.754 single and double precision floating-point coding Five different classes of numbers have been defined by the IEEE: • Normalized numbers • Denormalized numbers • Zeros • Infinites • NaN (Not-a-Number) The different classes of numbers are …
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