独立按键程序，用定时器中断做，键扫描间隔为10ms，最终确认键须延时350ms左右。 本按键程序须定义键扫标志,键处理标志和键值寄存器。 P3.2和P3.3为按键，P1口为键显示。 12M晶体，定时处置为5ms-Independent key program, timer interrupt do key scan interval of 10ms, final confirmation of the keys required to delay about 350ms. The k

YL-236 独立按键实例程序。亚龙-236实训台数码管独立按键C语言程序。功能完全符合比赛要求。-YL-236 independent key examples of procedures

该程序实现独立按键去控制 LED灯 的亮灭，并讲叙了对按键的处理方法。 独立按键相应的IO口平时为高电平，一旦按键按下，单片机便检测到低电平。-The program implements the independent button to control the LED lights off, and spoke of the right key approach. Independent buttons corresponding IO port usually is high, once