介绍微小信号采集电路的硬件、软件设计和工作原理 ,将采集到的微小信号放大后进行 A /D转换 ,并通过串行通
信方式传送到上位机 ,以便对信号进行分析处理。经对所制作微小信号采集电路的试验测试 ,测试结果显示 ,采集电路
性能满足设计要求。
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A D TP24 A 1671 3133 2005 07 0101 03 D esign and study on the c ircu it for collecting tiny signa l L iu W enguang N iu Rongjun Chen Yangzh i Abstract The design of hardware and software of the circuit for collecting tiny signal and its operating p rincip le has been intro duced So as to analyze and deal with the signal the collected tiny signal has been ADC after amp lified and send it to the PC through UART After testing experiment on the circuit of collecting tiny signal the resul......
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