In my experience, the only thing which really helps in disambiguating CRC calculation is a couple of simple but nontrivial input examples together with the respective outputs.
I know it sounds/looks bad in the documentation, but it really helps. Jan Waclawek _______________________________________________ AVR-libc-dev mailing list AVR-libc-dev@nongnu.org https://lists.nongnu.org/mailman/listinfo/avr-libc-dev