All posts in Category “Theory”:

  • 2024-04-01 #electronics #tracing #tooling

    *.vcd files

    For a project we needed to use cocotb, a python based testbench for designs under test that can be executed with one of their supported simulators. So it was decided that it is probably a good idea to have our refrence implementation, or golden model, of our application in python as well, to be able to have a seamlessly debug interaction.

  • 2020-04-27 #long-form #floating-point

    The trouble with the floats

    Floating point variables are weird.

    • Their representation is not intuitve.
    • You need to take special care if you want to compare them.
    • Their exactness reduces with every step away from 0.
    • Most of the time we use them although, we actually do not need them.