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4Pin CableÀ» ÇÔ²² °ø±ÞÇÑ´Ù.
4 Pin ±¸¼ºÀº ´ÙÀ½°ú °°´Ù.
3.3V (NC) - RX -- GND -- TX -- 3.3V ¼ø¼ÀÔ´Ï´Ù.

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