直流电机PWM输出驱动，PCA输入脉冲捕获测量转速，数码管显示当前的转速，也可以通过电位器调节电机的转速，也可以使用PID控制算法，让电机的转速稳定在一个目标。

嵌入式实时系统中的优先级反转问题-embedded real-time system of priority inversion problem

LPC2148 USB驱动程序，USB Device-LPC2148

这个是我写的一个用PID控制水温的小程序，对刚开始接触PID的朋友有点帮助-This is what I wrote a little with the temperature of PID control procedures on the PID s friends just came into contact with a little help

GSM模块TC35及其外围电路设计-TC35 GSM module and the external circuit design

移植uC/0S-II 到AVR单片机，了解uC/0S-II嵌入式实时操作系统的内核，分析如何将uC/0S-II移植到AVR单片机系统上，并给出一个移植的应用实例。-Transplant uC/OS-II To AVR MCU

这是一个基于8255扩展端口的keil c51固件，实现对fat32硬盘的控制。网上还不太好找。-This is based on a 8255 expansion of the port Keil decoder firmware, the drive to achieve the right fat32 control. Not very easy to find online.

嵌入式经典教材初学者很适合，开下来看看决不后悔-Embedded classic materials are suitable for beginners and open down to see will never regret

多媒体51功放全套方案,包括原理图及源程序。-51 amp full set of multimedia programs, including schematics and source code.

PIC18f4520的lcd12864（带字库液晶）驱动程序-PIC18f4520 of lcd12864 (with a character LCD) driver