Minh hoi mua, Nguoi ta khong chui ban (cable Usb)
Moi mua sac pana87 hoi sang, co 20d
Ve che lai qua da
Nhung khong biet co chay duoc khong
Left to right
1 Short 5
7 ---- Rx
8-----Tx
13 ---- Gnd
Khong co schema GD87 (dung schema max 232 lam : chay tot T191, T28, Siemens)
Mong cac cao thu chi them
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