亚洲国产精品一区二区久久hs,国产精品久久久久久久久久直播,亚洲人成色7777在线观看不卡,国产亚洲精品久久19p,免费无码又爽又刺激高潮视频

打印機腳號                       OMROMPLC型號CJ1M的腳號
6   DSR                              1   NC

7   GND                              2   RD

5    RST                              3   SD

3    TXD                              4    CS

2     RXD                             5    RS

                                             6    +5V

                                            7,8   NC

                                             9      SG        

RS232線如何做

寫的不明白