greaseweazle-firmware/RELEASE_NOTES

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** Greaseweazle Release Notes
** Keir Fraser <keir.xen@gmail.com>
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** v0.4 - 5 November 2019
 - Blinky: Diagnostic test firmware to detect fake STM32 chips
   - https://github.com/keirf/Greaseweazle/wiki/STM32-Fakes
 - Floppy Write: Fix for very short flux timings
 - Floppy Read: Fix for very long flux timings
 - USB: Small improvement to double-buffer logic

** v0.3 - 30 October 2019
 - Bootloader: Fix Programming-Jumper detection
 - Read Track: Various minor fixes
 - SCP: Fix the SCP file headers generated by "gw.py read"
 ** IMPORTANT USER INSTRUCTIONS **:
 - Users must serial-update using the v0.3 HEX file
   - DO NOT update from v0.2 using the UPD file
 - May need to install the crcmod package: eg "pip3 install crcmod"

** v0.2 - 29 October 2019
 - USB: Fix hangs during "gw.py read"
   - Thanks to Charlie Smurthwaite for telling me how to fix this!
 - USB: Improved bandwidth (double-buffered IN/OUT endpoints)
   - Reduces risk of buffer underflow/overflow during disk operations
 - Firmware Update: Requires a jumper across A14 (aka DCL) and GND
   - eg. "python gw.py update Greaseweazle-v0.2.upd COM3"

** v0.1 - 17 October 2019
 - First release