STOPWATCH

无线传感器网络 tinyos 睡眠协议代码(Wireless sensor networks tinyos cluster head selection code)

tl431中文资料，对于了解tl431资料可以提供方便(Chinese information tl431)

51单片机16*16点阵 使用指针显示汉字(Using pointer to display Chinese characters)

基于51单片机对水温进行PID控制，维持水温，水温可设定。内附Verilog代码PCB和仿真程序。(Based on 51 single-chip computer, the water temperature is controlled by PID to maintain the water temperature, and the water temperature can be set.)

mcs51系列单片机通信波特率初值计算小工具软件注意晶振区别(mcs51 series microcontroller communication baud rate initial calculation gadgets software Note the difference between the crystal)

51单片机开发板LED流水灯 有C和汇编两版 直接可以打开(51 single LED lights have two editions of C and assembler)

matlap 仿真源代码，利用贪心算法实现认知无线电的频谱分配。(matlap simulation source code, the use of greedy algorithm of cognitive radio spectrum allocation.)

Chapter 6-8 Chen Huaichen courseware

利用单片机扩展8155芯片 4*4键盘扫描 (8155 to expand the use of single-chip-chip 4* 4 keyboard scanning)

单片机完成两个功能：电机测速与频率测量，电机测速部分：单片机输出脉宽可调的方波控制电机速度，同时数码管显示电机的速度值。频率计部分：单片机完成对外部信号频率的测量，测量范围从2hz到10mhz，并通过数码管显示频率值。(MCU to complete two functions: motor speed and frequency measurement, the motor speed parts: the microcontroller output square wave pulse width adjustable motor speed control, digital display while the motor speed value. Frequency counter parts: MCU to complete the external signal frequency measurement, measuring range from 2hz to 10mhz, and through the digital display frequency.)