The first part realizes the collection of the serial data by the AD574A and two CD4051 carrying out the 16-Channal 12-Bit A/D transition.
模块中主要分为两部分,第一部分由AD574A芯片和两个多路开关CD4051实现16路12位A/D转换,完成串行数据的采集;
The second part realizes the transition of the serial data with the AT89C51 and the MAX232. The hardware diagram and the main program are shown in the paper.
第二部分由AT89C51单片机和MAX232芯片实现与计算机间的串行数据传输。 文中给出了硬件原理图和主要源程序。
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