来源:
《安全与电磁兼容》2002年第5期
作者:刘宇峰(7)
频率测量方法的研究
Research on the Method of Frequency Measurement
摘要 应用AT89C2051及MAX7219为核心设计及实现一频率数据采集器,通过软件编程一实现基于不同测量原理的频率测量,并对频率数据采集器中界频率附近的频率测量数据进行误差分析。
关键词 频率测量 变闸门综合法 误差分析
Abstract By utilizing the MCS-51 Single-Chip computer, design a system which
composed of AT89C2051 and MAX7219 to measure the frequency. And analyze the
errors after compiling the program.
Keywords measure the frequency, method of changing floodgate, analyzing errors