输入所需资源,给出常用代码

提出了一个由AT89C52单片机控制步进电机的实例。可以通过键盘输入相关数据, 并 根据需要, 实时对步进电机工作方式进行设置, 具有实时性和交互性的特点。该系统可应用于 步进电机控制的大多数场合。实践表明, 系统性能优于传统的步进电机控制器。-Put forward a AT89C52 single-chip stepper motor control example. Through the keyboard input data, and in accordance with the needs of real-time work on the stepper motor set up, with real-time and interactive features. The system can be applied to stepper motor control of the majority of occasions. Practice shows that system performance is superior to traditional stepper motor controller.

单片机系统用c语言编写关于简易抢答器的设计- SCM systems c language Responder on the simple design. . . . .

kemi12864LCD源程序用kei uvision打开-kemi12864LCD source with open Kei uvision

用汇编语言编写的6位8段数码管显示程序与MS-51单片机实验系统配合使用-assembly language prepared by six of eight digital control display program with the MS-51 used in conjunction with experimental system

通过硬件电路实现，智能湿度仪。测量空气湿度。先通过数字端，在经过模拟电路处理，完成相应功能。-hardware circuit, intelligent humidity instrument. Measurement of air humidity. First-through digital, analog circuit after processing to complete functional.

电子密码锁程序，两键输入，其中一个键累加，另一个键确认。密码正确锁打开（开锁指示灯亮）；密码错误锁关闭（关锁指示灯亮）；连续错三次则锁定键盘8秒并发出报警声。-Electronic code lock procedure, the two key input, one key additive, and the other button to confirm. The correct password to open lock (unlock indicator light) password error lock closure (Kuan-lock indicator light) consecutive wrong then lock the keyboard three times and issued eight seconds alarm sound.

对 CC2420 寄存器进行初始化，设置CC2420 寄存器数值，并读取设置的寄存器的数值。 本实验以CC2420 中的MDMCTRL0 为例，进行设置，并读取其设置的数值在串口工具上显 示出来。-Initialization of the CC2420 registers set CC2420 register values, and read the register set value. In this experiment, CC2420 in MDMCTRL0, for example, be set and read the value of its settings in the serial port tools displayed.

keil下12864的显示测试程序，MCU是89C51，同时带有PROteus仿真工程，很好用-keil display under the 12864 test procedure, MCU is the 89C51, while simulation with PROteus works very well with

pwm convter.it contains C sourse. has been modified.

这是由C51单片机实现的接触式IC卡的读写-This is achieved by the C51 single-chip contactless IC card read-write