自己在keil51中用C实现了一个电子钢琴展览项目，cpu用P89V51RD2，完全自己写的代码...

单片机实验，实现双字节无符号数的加法，利用查表指令，在此基础上可以学习查表指令的用法-SCM experiment, to achieve double-byte unsigned number of addition, using look-up table instructions, on this basis, can learn the usage of table look-up instruction

我做的超声波测距程序，基于at的8位单片机的，用c语言编写的。-I do ultrasonic distance measurement procedure, based at the 8-bit microcontroller, using c language.

Woltomierz dla AVR. Przyklad jak stworzyc woltomierz na platformie AVR

一款实现des加密的键盘，符合银行加密标准的键盘-A realization of des encryption keyboard, keyboard encryption standard in line with Bank

基于89S52单片机的4位LED显示，定时程序，定时器初值可以在程序中修改。-89S52-based MCU four LED display, the regular procedures Initial timer in the process of change.

51自制编译器。本资料免费提供，但作者仍保留版权，未经本人允许，请勿随意传播。任何人可以研究本资料的源程序及电路图以学习本编程器的制作思路，但不可以任意改造并用于商业用途。否则作者将会追究其责任。各位同仁请自觉遵守。-51 homemade compiler. This information is free, but the author retains the copyright, without my permission, do not circulate freely. Any person can examine the source of the information and to learning the circuit for the production of programming ideas, but not arbitrary transformation and for commercial purposes. Otherwise, the author will be held accountable. Colleagues invite you consciously observe.

飞思卡尔xs128 PWM直流电机驱动-freescale xs128 PWM driver for DC-motor it s easy only for freshman!!!!

16x2字符液晶调试程序，在硬件上完全实现．-16x2 character LCD debugging procedures, the hardware fully realized.

设计分为5 个模块：前轮PWM 驱动电路、后轮PWM 驱动电路、轨迹探测 模块、障碍物探测模块、光源探测模块。前轮PWM 驱动电路用于转向控制；后 轮PWM 驱动电路用于方向和速度控制；-Design is divided into five modules: front-wheel drive PWM circuit, rear-wheel drive PWM circuit, the track detection module, obstacle detection module, detecting the light source module. PWM drive circuit for front-wheel steering control rear-wheel drive circuit for PWM direction and speed control

C51库只提供长整形乘法，对于超过长整形的计算只能自己编辑软件。-C51 for only provide long-plastic multiplication, long plastic over the calculation only their own editing software.