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本文主要介绍了真空荧光显示模块（ＶＦＤ）的工作原理和单片机接口。文章第一部分主要介绍 ＶＦＤ器件的工作原理和电器特性并和液晶模块进行了对比。文章第二部分介绍了 ＶＦＤ的两种接口时序－并行接口和串行接口，文章最后给出了简要的汇编程序和Ｃ５１程序。
This article mainly introduces the working principle of the vacuum fluorescent display module (VFD) and the singlechip interface. The first part of the article mainly introduces the working principle and electrical characteristics of the VFD device and compares it with the LCD module. The second part of the article introduced two kinds of interface VFD timing - parallel interface and serial interface, the article gives a concise assembler and C51 program.