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5V到3V3的电平转换-串口通信

2014-09-14 14:15  georgethrax  阅读(623)  评论(0)  编辑  收藏  举报

http://wenku.baidu.com/link?url=yK-YLm1jYvCgfVi-qZ8tMdZhqHB0emBUSb4TLWwW4BmMiR_AJ7H6HnBLws8DpAnB18y3sm_sJD_7vjXTFkDtS7Hy7ibACIPyoJt7mLa-0CW