LCD1602基本应用，非常适合初学者借鉴，里面包括（PROTUES和源码），设计内容主要是可调年月日和时钟，有区分闰年-LCD1602 basic applications, is ideal for beginners to learn from, which include (PROTUES and source code), designed mainly for adjustable date and clock, a distinction between a leap year

用LCD1602显示的数字电压表，Protues仿真+Keil源代码-LCD1602 display with a digital voltmeter, Protues simulation+Keil source code

protues仿真lcd1602. 一个简单的计算器 有电路图及c源码。-protues simulation lcd1602. A simple calculator with circuit diagram and c source code.