利用单片机51加sl811芯片实现对u盘读写的控制，代码仅供大家参考，如有不对之处，敬请谅解...

某公司安装了电子门，要设计门禁系统： 公司的雇员可以凭借密码、胸卡或指纹进入公司 计算机根据雇员的验证方式对其身份进行验证 管理员在监控室可以通过按钮直接开启电子门 访客可以按门铃请求进入，由管理员为其放行 管理员可以为新职员设置密码 -A company to install an electronic gate, to design access control systems: the company" s employees can rely on passwords, badges or finger into the company computer, authentication of the employee to verify their identity can be an administrator in the control room directly through the button to open electronic gates that visitors can rang the doorbell of the request to enter an administrator can be released by the administrator of its staff to set a password for the new

家用消毒柜原程序及电路图,-Household disinfection procedures and counters the original circuit,

the C (source) file for Graphic LCD with Toshiba T6963 controller

凌阳最出的超声波测距模组，通过555产生40KHz的超声波，有SPE061A单片机控制超声波的发射和接收，最初的版本在程序方面比第二版本来得简单，主要是通过了硬件电路减少了程序，附电路图、PCB图等-Sunplus most of the ultrasonic ranging modules, 40KHz generated through 555 of the ultrasound, ultrasound has SPE061A single-chip microcomputer to control the transmitting and receiving an initial version of the procedure than the second version is more simple, mainly through the reduction of hardware circuit procedures, with schematics, PCB map

由MSP430和CC1100+构成的无线传感器-By the MSP430 and CC1100+ Constitute a wireless sensor

用AT89C51实验板的两位数码管显示00～99依次循环的汇编语言程序-AT89C51 board with two digital tube display 00 to 99 followed by the cycle of assembly language program

在Protues下仿真用2片164驱动8个LED数码管-Protues simulation used in the next two 164 drives 8 LED digital tube

倒车雷达源程序代码，包括车载万年历，车内外温度显示，距离显示，声光报警。-Reversing radar source code, including car calendar, car inside and outside temperature display, distance display, sound and light alarm.

绘图型 LCD 数字时钟 使用单片机控制外围LCD 自己制作的电子时钟，很好用的！-Graphics-based LCD digital clock to control the use of single-chip peripherals to produce their own LCD electronic clock, very good use!

philips单片机IAP写功能源代码,可以进行C语言链接-philips Singlechip IAP function of the source code to write, you can link to C language