用ADC0809构成的数据采集系统

The date collecting system using ADC0809

在各种采用微机控制的现代化的仪器仪表中，常常需要对缓慢变化的模拟信号进行数据采集以便对它分析处理。本文介绍了ＡＤＣ０８０９与８０８５微处理器的几种接口方法。该方法具有一定的实用价值。

In many modern microcomputer-controlled meters and instruments, it is often necessary to collect the analog data that are slowly variable for analysis. This paper describes several methods for interfacing with ADC0809 and 8085 microprocessors. The methods given in the paper have fair value for practical use.