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Amps <- & -> Embedded

  1. RISC-V soft core 1: A CPU you can watch

    Building a tiny CPU from a program counter, memory, register file, ALU and control unit, until LEDs sweep along a row, and a double beat that was not a pipeline.

  2. RISC-V soft core 0: Firmware

    Why a firmware engineer went back to Mano's 1988 hardware design book and decided to build a RISC-V processor from scratch on an FPGA.

  3. C++ Asio Resource Managed Timer

    A thread-safe C++ wrapper around asio::steady_timer that reschedules itself and cleans up when the last reference goes, tested by racing it across threads.

  4. State machines in Zephyr using boost::sml

    Trying the header-only boost::sml state machine library in Zephyr, with a dimmable light switch as the example, and why C++ is fine on embedded.