HACK to make CRC4 computation work

* reverse bit-order of every input byte when computing CRC4
* reverse bit-order of CRC4 value we receive in TS0 bits

I don't really understand why, but this makes the CRC check pass.
We probably need another table if we want to avoid this.
2 files changed
tree: 9e5700f3f5444aedc217ccab745882ef147a94fa
  1. driver/
  2. hardware/
  3. sam4s/
  4. src/
  5. README