Code import into new repository (long overdue)
- [DBH] oled/Makefile
- [DBH] oled/README.md
- [DBH] oled/mainmenu.sh
- [DBH] oled/oled_clear
- [DBH] oled/oled_clear.cpp
- [DBH] oled/oled_menu
- [DBH] oled/oled_menu.cpp
- [DBH] oled/oled_passwd
- [DBH] oled/oled_passwd.cpp
- [DBH] oled/pass-test.sh
- [DBH] oled/run.sh