mcu

模拟pwm实现灯的亮度，通过调节其输入脉冲的占空比来实现灯闪烁不是很明显又能看到亮度变化的功能-Analog pwm realize the brightness of lights, by adjusting the input pulse duty cycle to achieve blinking lights is not very obvious to see the brightness can change the function of

正转，转四相步进电机，每相间隔70ms。C51程序 51单片机通用。-Is to switch to four-phase stepper motor, each interval of 70ms. 51 Single-chip Universal C51 procedures.

多种实时时钟芯片的读写应用程序，所用控制器为MCS-51系列的单片机-multiple real-time clock chip to read and write applications, using controller for the MCS-51 microcontroller series

功能描述： 利用AT89S51单片机的T0、T1的定时计数器功能，来完成对输入的信号进行 频率计数，计数的频率结果通过8位动态数码管显示出来。要求能够对2－40KHZ 的信号频率进行准确计数，计数误差不超过2/1-Functional Description: Using AT89S51 MCU T0, T1 timing counter function, to complete the input signal frequency counting, counting the frequency of 8 resulted in the adoption of dynamic digital tube display. Request to the 2-40KHZ signal frequency accurately count, counting error of less than 2/1

适合51,AVR,ARM单片机使用的PS2键盘源代码。欢迎下载，有问题可发联系我。-Suitable for 51, AVR, ARM Singlechip PS2 keyboard use the source code. Welcome to download, there are problems I can send links.

DS18B20,单片机,C语言开发,proteus仿真-DS18B20, single-chip, C language development, proteus simulation

单片机IAP编程源程序,可直接使用,适用于嵌入式系统的智能学习功能-Singlechip IAP programming source code can be used directly applicable to embedded systems intelligent learning function

我自己编的一个一位数码管减计数的学习程序，在pic16f73已经验证了。-myself a part of a digital control by counting the learning process, as demonstrated in the pic16f73.

计算CRC16/CRC8/CRC32的程序，可获得CRC-CCITT/CRC-16/CRC-8/CRC-32的计算结果。 提供Delphi源代码和MCS51单片机的汇编源代码，分别采用两至三种不同算法实现。有比较详细的调用和使用说明。 更新历史: 2003/05/04 新增CRC-8算法的实现。 2004/02/02 修改CRC-8算法，新增CRC-32算法，增加比较详细的调用和使用说明。-CRC16/CRC8/CRC32 calculation procedures available CRC-CCITT/CRC-16/CRC-8/CRC-32 the calculated results. Delphi provide source code and compile the MCS51 source code, adopted two to three different algorithm. A more detailed calls and use. Update History : 2003/05/02 new CRC-8 algorithm implementation. 2004/02/02 changes CRC-8 algorithm, the new CRC-32 algorithm, adding more detailed calls and use.

基于C51及SL811读写U盘的源程序，开发文档资料,芯片数据手册,测试命令及测试工具,电路原理图,请参C51_SL811_ModeDisk_manual-Based on the C51 and SL811 source disk to read and write U, the development of documentation, the chip data sheet, test orders and test tools, circuit schematic diagram, please refer to C51_SL811_ModeDisk_manual