Vcc: null
Gnd: 7
Analyzing D+ and D-...
D+ = 4, D- = 3
Detection D+/D- with 3.92 seconds!
Analyzing USB device, please wait...
Did not find BOOT pin, try again.
Pinouts are not
ah e sem giúp e nó bị lổi gì ạ,chíp sprum 6531ca,chạy bằng vocanol thank ah e