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文章以并行A/D 转换器MAX197/MAX199 为例,介绍了并行A/D 转换芯片与微机增强并行口的两种接口模式,并简单介绍了应用软件的设计方法。
Taking the parallel A / D converter MAX197 / MAX199 as an example, the article introduces two interface modes of parallel A / D conversion chip and microcomputer enhanced parallel port, and simply introduces the design method of application software.