I want to use the USB to TTL , but do not know the points of contact
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20150316183357.jpg (Size: 137.91 KB / Downloads: 19)
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20150316183447.jpg (Size: 354.06 KB / Downloads: 14)
20150316183357.jpg (Size: 137.91 KB / Downloads: 19)
20150316183447.jpg (Size: 354.06 KB / Downloads: 14)