Orthogonal frequency division multiplex (OFDM) is an effective method to realize high data rate transmission.

正交频分复用(OFDM)是实现高速数据传输的一种有效方法。

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Using single chip as the core, the paper studies a way to realize multiplex low speed data serial transmission, presents hardware connection chart, expounds work principle and software design idea.

以单片机为核心，研究多路低速数据串行传输的一种实现方法，给出硬件连接图，阐述各部分工作原理及软件设计思路。

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And it can cause poor data transmission efficiency when there are large amounts of data, and it can't transmit multiplex, and it strongly dependent on data transfer protocol, and some disadvantages.

建立唯一T CP连接进行数据传输在大量数据传输时表现为传输效率差、无法进行多路传输、数据传输协议依赖性强等缺点。

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