For pyboard, it's STM32F4 with about 200Kb of RAM. AFAIK, F# and Elixir target VMs (CLR and BEAM) and it seems unlikely that those VMs plus your code will fit o

For pyboard, it's STM32F4 with about 200Kb of RAM. AFAIK, F# and Elixir target VMs (CLR and BEAM) and it seems unlikely that those VMs plus your code will fit on such a chip.