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README.md

Stabilizer Firmware

Flow diagram

Hardware

Features

  • dual channel
  • SPI ADC
  • SPI DAC
  • fixed AFE gains
  • 500 kHz rate, timed
  • < 2 µs latency, unmatched
  • f32 IIR math
  • generic biquad (second order) IIR filter
  • anti-windup
  • derivative kick avoidance
  • configurable output limits

Hardware

See https://github.com/sinara-hw/Stabilizer

Minimal bootstrapping documentation

  • Clone or download this
  • Get a recent openocd, a JTAG adapter ("st-link" or some clone) and everything connected and permissions setup
  • Get a multiarch gdb (or a cross arm gdb and edit .cargo/config accordingly)
  • Get rustup
  • rustup override add nightly
  • rustup target add thumbv7em-none-eabihf
  • openocd -f stabilizer.cfg and leave it running
  • cargo run --release