采用stm32自带的DMA +DAC+TIMER来实现正弦波、三角波、方波、锯齿波的生成、频率可调
DMA \DAC\ timer of STM32 is used to generate sine wave, triangular wave, square wave and sawtooth wave, and the frequency can be adjusted (2020-09-24, C/C++, 5419KB, 下载10次)
本程序是一个arduino例程，能实现电子表的基本功能(包括闰年检测、时间校对等)，
另外，其串口通信功能可以方便使用者用数据线、蓝牙模块等对arduino的时间进行重置、保存。
串口通信的数据包用帧头、帧尾字符识别数据包的开始、结束。
A ewatch program demo with the function of UART based on a data package protocol. (2020-04-19, C/C++, 2KB, 下载2次)
51单品机窗户控制，利用单片机控制数码管、开关、蜂鸣器、继电器
等常用器件实现时间的显示、修改以及定时控制. 该
系统的任务有: 通过数码管动态扫描显示方式实现
时、 秒的显示; 通过检测按键实现系统计时模式、分、
校时模式、定时模式的选择以及时间的修改和定时
Intelligent window design, (2018-04-15, C/C++, 8078KB, 下载6次)
程序主要为三相计量芯片RN8302B驱动校正程序。其中涉及到液晶驱动芯片bu9792的使用，i2c,spi协议芯片的运用。并且包含RN8302B官方程序及原理图，芯片手册，芯片应用笔记。
Which involves the use of LCD driver chips bu9792, i2c, spi protocol chip use. And contains RN8302B official program and schematic, chip manuals, application notes chip. (2016-01-20, C/C++, 5576KB, 下载315次)
帮人家做的单片机毕业设计——温度控制加热系统。三个18B20温度采集，并且PWM控制加热。并有EEPROM记录需要加热到的温度，1302时钟。1302时钟采用串口校时。
- Temperature control of heating systems to help others to do the single-chip graduate design. Three 18B20 temperature acquisition, and PWM control heating. And EEPROM records need to be heated to a temperature of 1302 clock. 1302 clock serial school. (2012-06-12, C/C++, 76KB, 下载20次)
IEEE电脑鼠走迷宫参赛用代码，16*16迷宫代码，采用了高速转弯方案，此为第一版，追求速度的调校方案，使用此代码在校级比赛中获得三等奖，使用者可参考本代码进行进一步修改与调整。
IEEE Computer Mouse Maze competition with the code, 16* 16 maze code, the program uses a high-speed cornering, this is the first edition, the pursuit of speed of adjustment programs. (2011-08-14, C/C++, 28KB, 下载35次)
带校时和音乐报时功能时钟的设计与实现
介绍了I/O口输入与输出的应用，中断的应用，以及基于状态机思想的系统分析和系统设计
With the school musical chime clock time and the design and implementation introduces I/O port input and output ports, interrupt the applications, and ideas based on state machine system analysis and system design (2011-04-03, C/C++, 2KB, 下载4次)
GPS 定位 校时 G591B G591模块产品定义书
1.GPS芯片 :基于 JRC第九代单芯片SH319方案
2.卫星信道 :88通道, (66个捕获通道,22个追踪通道)
3.频率 :L1, 1.57542 GHz, C/A 码
4.启动时间 :<1.5s(热启),<34s(温启),<35s(冷启)
5.功耗 :38mW typical@tracking
6.GPS精度 :<2.5m Position Accuracy； 0.05m/sec Velocity Accuracy
7.信号灵敏度:-164dBm(Tracking)
8.重捕获 :<1s
9.I/O协议 :NMEA 0183 Format v3.01 and backward compliance
10.波特率 :2.4--115.2Kbps
11.配接天线 :有源天线
12.接口 :36pin SMD封装EMI shielded
13.尺寸 :15.9*13.1*2.5
14.应用范围 :PND,追踪器，车载监控等
G591B G591 GPS positioning when the school books 1.GPS chip module product definition: JRC ninth on a single chip SH319 Option 2. Satellite Channels: 88 channels (channels 66 to capture, track 22 channels) 3. Frequency: L1, 1.57542 GHz, C/A code 4. Start Time: < 1.5s (hot start), < 34s (warm start), < 35s (cold start) 5. power consumption: 38mW typical @ tracking 6.GPS Accuracy: < 2.5m Position Accuracy 0.05m/sec Velocity Accuracy 7. signal sensitivity:-164dBm (Tracking) 8. re-capture: < 1s 9.I/O Protocol: NMEA 0183 Format v3.01 and backward compliance 10. baud rate :2.4- 115.2Kbps 11. matching Antenna: Active antenna 12. Interface: 36pin SMD package EMI shielded 13. Size: 15.9* 13.1* 2.5 14. Applications: PND, Tracker, vehicle monitoring (2011-02-21, C/C++, 550KB, 下载70次)
这是一个游戏综合程序。情节是男学生在网络聊天时候认识一女生，然后男生在学校中寻找女生离开网络的原因。 程序来自《c游戏编程从入门到精通》
This is a game integrated program. Plot is the male students in the network know when a girl chat, then boys in the school girls to leave the network to find the reason. Program from the " c game programming from entry to master" (2010-05-09, C/C++, 429KB, 下载2次)
包含了HCS08系列单片机的编程实例，如ADC,CAN,PWM,SPI,SCI,一般应用都包含全了，开发无忧
HCS08 series microcontroller includes programming examples, such as ADC, CAN, PWM, SPI, SCI, include all general application, and development of worry-free (2009-10-28, C/C++, 3602KB, 下载452次)
这个是linux下ntp服务的源代码，版本是4.2.4p7，包括server和client。
This is the linux source code under the ntp service, version 4.2.4p7, including the server and client. (2009-08-31, C/C++, 3303KB, 下载246次)
包含了一些单片机的综合运用 有LCD1602的时钟日历 单片机唱歌 07年全国电子大赛的跷跷板小车 看门狗程序 我现在是在校生一直在努力的提高自己 非常希望能成为贵站的会员。
Contains a number of single-chip microcomputer has the comprehensive use of single-chip LCD1602 clock calendar in 2007 to sing the national electronic competition watchdog procedures seesaw car I am now in school has been working very much hope that the improvement of their own to become a member of贵站. (2009-07-13, C/C++, 8KB, 下载15次)
1、学习定时器T1溢出中断的使用
2、学习电脑时钟的编程方法
3、在程序运行时按SHIFT进行校时
使用注意：
1、应包含头文件slavr.h
2、在工程选项中的Additional Lib中填入slavr 使用编译器使用附加库文件
1, T1 timer overflow interrupt to learn the use of 2, to learn computer programming clock 3, the procedures for running the school by the use of SHIFT Note: 1, should include the header file slavr.h 2, in the project options Additional Lib fill slavr use the compiler to use the additional library file (2009-07-12, C/C++, 1KB, 下载2次)
用Adams三步四步法求解微分方程，程序主要是微分方程的Adams三步和四步外插法还有四阶预校算法的源程序。
Adams four with three-step solution of differential equations, differential equations are the main procedures of Adams and three-step outside the four-step interpolation method was also fourth-order pre-school algorithm source code. (2009-03-01, C/C++, 2KB, 下载14次)
编程精粹
─── Microsoft编写优质无错C程序秘诀
Writing Clean Code
─── Microsoft Techniques for Developing Bug-free C
Programs
Steve Maguire 著
姜静波 佟金荣 译
麦中凡 校
电子工业出版社
Programming essence ─ ─ ─ Microsoft to prepare high-quality error-free C program tips Writing Clean Code ─ ─ ─ Microsoft Techniques for Developing Bug-free CProgramsSteve Maguire Kim Tong Translation姜静波with Michael in the school where the Publishing House of Electronics Industry (2008-08-14, C/C++, 164KB, 下载68次)
着是求N的阶乘的程序.输入N的值就行了.经过测试没有错误
效袝袣袟袟褍N渭袛袇效褨袥渭袛褨袦袪褌.袣写袠谢N渭袛笑渭褧袧袪袪袘袥.褧 鈩?褝袉胁袣肖袚 禄校袪覒薪袨褍 (2008-02-02, C/C++, 250KB, 下载5次)
这是马潮老师最新力做<<AVR单片机潜入式系统原理与应用实践>>中有关秒校时C程序,用CVAVR编译,对想熟悉和学习AVR单片机的朋友一定有用.注释详细,一看就懂.
This is the horse power to do the latest wave of teachers <<AVR单片机潜入式系统原理与应用实践>> seconds school related C program CVAVR compile, and learning to think with a friend AVR MCU must be useful. Notes detail, one look to understand. (2008-01-15, C/C++, 31KB, 下载4次)
一个开源的NTP服务器客户端实现代码，NTP是网络校时协议的意思
a revenue NTP Client server code, NTP is a network of schools to the meaning of the agreement (2006-12-22, C/C++, 2503KB, 下载361次)
用ATmega16实现的多功能带音乐闹铃（老鼠爱大米）的数字时钟，有3个功能键设置。具体功能为：秒表计时，闹铃音乐，时钟，校时设置。可以学习状态机的编程思想。
ATmega16 achieve with the music with multi-function alarm (Lao Shu Ai Da Mi) digital clock, There are three function keys installed. Specific functions : stopwatch time, the alarm music, the clock, setting up schools. State machine learning programming ideas. (2006-11-04, C/C++, 51KB, 下载67次)
通过这次上机考试（2004年4月）以及从各大论坛上考生朋友们所抽取的上机题来看，所有的上机考试题全来自南开100题，但网上所流传的以及正式书本上的解法也有不少的错误，因此也误导了一些基础不深的朋友们，为此我将2004年版南开100题中所有的题都在无忧2004年上半年版模拟系统中进行了测试（无忧模拟系统也安装了最新的补丁），将正确的、精华的解法采纳出来，其中有许多题也加入了我的编程思想，尽量照顾了一些基础不深并对C语言中指针解法很畏惧的朋友们，做到容易理解及容易掌握
through this examination on the plane (in April 2004) and from the major candidates forum friends, taken on the plane that we can see that all examinations and that the plane, all from Nankai 100 title, but the spread of the Internet and books on the formal solution has many mistakes, and therefore mislead the deep foundation friends, I will this 2004 version of Nankai 100 that all of the worries that in the first half of 2004 edition simulation system for testing (no worries simulation system also install the latest patches), to correct, the essence of the solution adopted, in which there are many that have joined the program, I thought, tried to take some deep foundation as well as C language Pointer Solution very afraid of friends, so easy to understand and easy to master (2006-04-02, C/C++, 206KB, 下载22次)