1602A程序，是汇编编程的，适合新手进行学习-1602A program, is compiled programming, suitable for beginners to learn ha ha ha

本数字频率计将采用定时、计数的方法测量频率，采用一个1602A LCD显示器动态显示6位数。测量范围从1Hz—10kHz的正弦波、方波、三角波，时基宽度为1us,10us,100us,1ms。用单片机实现自动测量功能。-This digital frequency meter will use fixed time, the counting method survey frequency, uses 1602The LCD monitor dynamic to demonstrate 6 fi

18B20采集温度，1602A显示，单片机是89S52-18B20 collection temperature, 1602A show, 89S52 microcontroller is

液晶移动显示 1602A LCD移动显示你所编辑的类容-The 1602A LCD Mobile Display LCD mobile display you edit class content