TC/PD-bench-power-supply: A USB PD powered lab bench power supply, supporting CV and CC mode

Toby Chui 1ef335e347 Fixed current sensing code in firmware		vor 4 Monaten
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display_test	d64c3b7e7c 上傳檔案到 'firmware/display_test'	vor 5 Monaten
pd-psu_v1	a8bca95443 fixed CC display	vor 5 Monaten
pd-psu_v2	937d24f867 Added firmware v3	vor 5 Monaten
pd-psu_v3	1ef335e347 Fixed current sensing code in firmware	vor 4 Monaten