FlySky GT3B - Initial Upgrades

I know I’m a bit late to the GT3B party, but it was cheap and I needed another handset.
ST programming software - www.st.com/web/...
STM8S-Discovery - uk.farnell.com/...
Firmware - github.com/sem...
www.RCMojo.com
Music:
Honey Bee Kevin MacLeod (incompetech.com)