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AT89C51CHENGXUSHILI
- AT89C51的一些程序实例 键盘控制闪灯 24c02的开机计数器,系统复位一次数码管加1 单位数码管显示0~9-AT89C51 examples of some of the procedures keyboard to control the boot flash 24c02 counter, a digital control system reset plus a flat digital tube display 0 ~ 9
counter
- 0到9自动加法计数器 用共阴极七段数码管显示-0 to 9 counter with automatic addition of cathode seven-segment LED display
five
- 字符和数据计算的实验 实验内容:先在屏幕上显示“input string,”,输入字符串 再显示“result=”。如为0~9的数字,则计数器加1,如为非数字,则直接显示,但不计数。-Characters and calculating data of experiments Experiment content: first on the screen shows "input string,", the input string It is displayed "result ="
stepper-motor
- 步进电机为四相单四拍,8255输出步进电机驱动信号,电机线圈A、B、C、D四相由8255的PC口PC0-PC3控制,逆时针:D→DC→C→CB→B→BA→A→AD→D→…,顺时针:DA→A→AB→B→BC→C→CD→D→DA→… 键盘0~9控制转速,B或C控制方向,F退出 数码管显示S.SPEED- i,i为转速-Four-phase stepper motor is a single four-beat, 8255 stepper motor drive output signal,