【精】送给大家一个按键长按和短按处理程序[开源+仿真通过]内有Proteus仿真例子和源码程序。程序可以实现按键长按、短按的处理。51单片机仿真通过！-[Fine] gave us a key long press and short press process [source+ simulation by] within the Proteus simulation examples and source code program. Program can be key long press,

解释性PLC程序例子，来自阿莫论坛的开源项目。-Explanatory PLC program examples