Toi o Cantho,hien dang lam mot so mach thi nghiem voi PIC, su dung bo nguon tu rap nhung so khong on dinh dan den hu Chip. Vi vay toi muon hoi mua 1 cai Adapter 9v.Gia bao nhieu? hinh thuc thanh toan? va lam the nao de dam bao rang sau khi thanh toan xong thi toi se nhan duoc hang.
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