
We already have a sound emulation of a floppy drive in Amiga AGA core thanks to @neurorules:
https://youtu.be/rgUl5Vll5vo
MiSTer FPGA alternative Amiga AGA core : https://github.com/antoniovillena/MiSTe ... AGA_MiSTer
The FPGA pin assigned to the buzzer is PIN_C7.