nfsctl

单片机串口2取GPS时间经纬度等，然后通过GSM发送出去，同时显示发送出去的数据 串口1用于与GSM通信(Microcontroller serial port 2 to take GPS time, latitude and longitude, etc., and then sent via GSM, at the same time display of the data sent out the serial port 1 for GSM communication)

This program draws an array of spheres lit by a spotlight whose cone angle can be changed and which can be moved as well. The spotlight cone is shown by a wireframe. The spheres are colored using color material mode.

this a keypad matrix applicable for ZDSII

51单片机6个io口21个按键的设计源程序，并且具有单击双击，长按功能！(51 microcontroller 6 io port 21 key design source, and double-click-click, long press function!)

16X16的LED点阵屏，显示XX生日快乐，开心每一天，笑脸。绝对原创。程序稍作改动，可以形成符合自己要求的显示结果。(16X16 of LED dot matrix screen display XX happy birthday, happy every day , smile . Absolutely original. Programs minor modifications , can be formed to display the results in line with their requirements .)

基于传统PID的直流电机双环控制系统仿真，已验证通过(DC motor based on the traditional PID loop control system simulation, has been verified through)

通过反转法循环扫描矩阵键盘，并通过数码管显示数据(By inversion method cyclic scan matrix keyboard, and through the digital display data)

说明：  最全面的18b20中文参考手册，是目前最全面的，包含了18b20的所有资料(The most comprehensive 18B20 Chinese reference manual is the most comprehensive one at present, which contains all the materials of 18b20)

本作品以MSP430单片机为核心， 基于DDS原理，通过查表方式输出步进量为10HZ，频率为100HZ~2KHZ的正弦波。两路被测信号通过过零比较、异或和低通滤波整流，实现了对相位差的测量，误差小于(This works with MSP430 microcontroller as the core, based on DDS principle, by look-up table output step sizes for the 10HZ, frequency of 100HZ ~ 2KHZ sine wave. Two by the signal zero-crossing comparator, XOR, rectification and low-pass filtering, the realization of the phase of the measurement error is less than)

c51单片机的sle4442卡的读写加密验证程序 已通过(c51 microcontroller sle4442 card reader encrypted authentication procedure has been adopted)