dxp、keil垃圾清理

说明：  底层使用，你懂的,主要用于运行特定通讯程序的底层调用功能(You will kown how use it.)

C:CypressUSBExamplesFX2重要的实验程序cypress官方提供模版ezusb(C: CypressUSBExamplesFX2 important experimental procedures cypress official template ezusb)

单片机时钟编程，包括秒表，时钟以及闹钟，亲测可用，包括DSN文件(Microcontroller clock programming, including a stopwatch, clock, and alarm clock, pro-test are available, including DSN file)

说明：  软件模拟解码PT2262(晶体:12MHZ)(simulation software decoder PT2262 (Crystal : 12MHZ))

说明：  stm32f103通过spi接口扩展NRF24L01进行通信的例程(stm32f103 communicate with NRF24L01 by spi interface)

单片机开发系统演示程序 - PS2 键值显示，1位数码管显示键码 (Microcontroller development system demonstration program- PS2 key display, a digital display key code)

经调试成功的DS18B20测温程序，硬件是实用AT89S51单片机，有上限温度设定，可以报警，温度显示等功能。(After successful commissioning DS18B20 temperature process, the hardware is practical AT89S51 microcontroller, a maximum temperature setting, you can alarm, temperature display.)

串口中断例子，可以解决接受数据不显示第一个字符的问题(Serial interrupt example, can solve the problem of receiving data does not display the first character)

基于低功耗单片机msp430f5438a的spiflash w25q128驱动 读写擦除(Based on low-power microcontroller msp430f5438a of spiflash w25q128 drive to read and write erase)

A small program for demonstrating the Postfix notation, you can input the postfix equation in the command window