檢視 RS-232 的原始碼

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|<center>'''RS-232'''<br><img
src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fhimg.china.cn%2F0%2F3_995_119599_314_312.jpg&refer=http%3A%2F%2Fhimg.china.cn&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=auto?sec=1673012697&t=7eaa3b025ffe4dc94550abcf189c9350" width="280"></center><small>  圖片來自百度</small> 
|}
'''RS-232标准接口'''（又称EIA RS-232）是常用的[[串行通信]]接口标准之一，它是由[[美国电子工业协会]](Electronic Industry Association，EIA)联合贝尔系统公司、[[调制解调器]]厂家及计算机终端生产厂家于1970年共同制定，其全名是“数据终端设备( DTE)和数据通信设备(DCE)之间串行二进制数据交换接口技术标准”。<ref>[[李永忠主编．现代微机原理与接口技术：西安电子科技大学出版社，2013.10：第303页]]</ref>