USB kho qua!
Minh dang thu lam module USB trong pic8F4550 ma mai khong lam duoc. Da thu dung firmware cua microchip va mot so nguon khac nhung van chua thanh cong.Ma cai schematic toi thay mot so so do tren mang co khac nhau doi chut ve tu dien va tro . Bac nao da thanh cong voi module nay co the giup do minh duoc khong: schematic, code,chuong trinh giao tiep voi PC, driver. Minh vo cung cam on.
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