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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Orthogonal Frequency Division Multiplex Access (OFDMA) is widely used for its characteristics of high data transmission rate and the flexibility of bandwidth allocation.

正交频分复用接入(OFDMA)具有传输速率高，带宽分配灵活等特点。

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