STC12C5204ADPSTCPLEDPFlicker

对RC500卡的读和写，假如刷卡正确的话模块上的LED灯就会亮，没有卡、卡不对、或是其他的不能识别的都不能通过(RC500 card to read and write, if correct module on the card will be light, LED lamp without card and card wrong, or other cannot identify cannot pass)

c8051f060中定时器设置的参考程序，用于定时器的设置(The timer is set to the C8051F060 reference procedures, used to set the timer)

模数转换器AD0809例程，通过该例程可掌握AD0809的基本使用方法(AD0809 ADC routines, the routines can be mastered through the basics of using the AD0809)

单片机系统中自制硬件字库的应用.. 汉字字库(SCM system hardware homemade Chinese character font application ..)

设计的电机驱动控制系统的主要功能有①控制电机的正转、反转；②为电机设计控制速度，有5m/s、10m/s、15m/s三个等级；③给电机设定转动的位移，让电机按照设定的位移移动；④1602液晶上显示电机的位移和速度；⑤利用4*4键盘数字输入控制电机的速度、按键C和D控制正反转、按键B控制三个档位的速度。(Using SCM software and hardware systems to achieve precision stage displacement, velocity through three or four phase stepper motors (motors meet the acceleration and deceleration characteristics), control the direction, location. Completion of the control circuit board hardware, including CPU, power amplifier, buttons, LED display. Software can be implemented in C.)

说明：  时钟芯片PCF8563 C51程序，本人测试通过(Clock chip PCF8563 C51 program, I test through)

2410的LCD驱动(2410 LCD Driver .......................... )

不错的拓普微3.5寸LCD显示屏驱动代码，可以参考(Good TOPWAY 3.5-inch LCD display driver code, you can refer to it)

很好的一个永磁同步电机的控制仿真模型，自己的参考。(Good control of a permanent magnet synchronous motor simulation model of their own reference.)

说明：  本系统以单片机AT89C51为主体,由芯片插座、独立按键、74HC573驱动8位数码管显示、5V直流电源控制模块等组成。根据数字集成芯片的引脚特性以及集成芯片的真值表编写检测程序。该系统能完成14脚以内常用TTL74系列数字集成芯片的功能测试。(This system is the main body of the single-chip microcomputer AT89C51, the chip socket, independent buttons, 74HC573 Driver 8 digital control, 5V DC power control module and so on. According to the characteristics of the digital chip and the chip s true value, the program is written in the chip.. The system can complete the functional test of the TTL74 series digital IC chip in 14 feet.)