Convert old Kempston Joysticks to USB

Daniele Lacamera 94866bb676 Initial import: kempston mod pinout 6 months ago
pico-sdk 94866bb676 Initial import: kempston mod pinout 4 months ago
src 94866bb676 Initial import: kempston mod pinout 4 months ago
.gitignore 94866bb676 Initial import: kempston mod pinout 4 months ago
CMakeDoxyfile.in 94866bb676 Initial import: kempston mod pinout 4 months ago
CMakeDoxygenDefaults.cmake 94866bb676 Initial import: kempston mod pinout 4 months ago
CMakeLists.txt 94866bb676 Initial import: kempston mod pinout 4 months ago
Makefile 94866bb676 Initial import: kempston mod pinout 4 months ago
cmake_install.cmake 94866bb676 Initial import: kempston mod pinout 4 months ago