mems

RTX实时操作系统是应用于小型嵌入式多任务准并行操作系统实时性高系统性能好(RTX real-time operating system is applied to a small embedded multi task quasi parallel operating system with high real-time performance and good performance.)

modbus协议，详细讲解了协议具体实现方法。(Modbus protocol, the specific implementation of the protocol explained in detail.)

实现声音导引小车运动，智能小车程序C51代码(Achieve sound AGV Sport, smart car program code C51)

说明：  DS2781测试程序，网上下载的，有一定参考价值(DS2781 test procedure)

能量采集系统的仿真程序，很好用。适合能量采集传输系统仿真。适合研究生学习！(energy harvesting, cooperative communications )

数码管静态显示源代码，可以直接调入工程使用(Static digital tube display the source code can be directly transferred to the engineering use)

SDL2_image-2.0.0开发包，方便大家使用(SDL2_image-2.0.0 Development Kit to facilitate the use)

说明：  系统由单片机、显示器等部分组成，利用显示器来显示密码锁输入的相关信息，系统上电时内部默认三组数字密码（4位或4位以上）；密码输入正确则打开密码锁(The system is made up of single-chip microcomputer, display and other parts. It displays relevant information of the password lock using the display. When the system is powered up, it acquiers three sets of digital Ciphers (4 bits or more than 4 bits). If the password is entered correctly, it will open the password lock.)

Document for omron plc CP1L basic programing. omron plc is very good in the world.

使用方法： 程序设置了ENC28J60的IP为192.168.0.15，模块通电后与电脑的网口用网线连接起来， 设置电脑的本地IP为192.168.0.**（**自定），网关为192.168.0.15,其他默认，配置 成功后便可以arp或ping模块。 打开浏览器，在地址里输入http://192.168.0.15/123456可打开开发板简单网页，页 面上通过按键来控制开发板LED的亮灭。(Use: setup the ENC28J60 of IP to 192.168.0.15, the module is powered on the computer' s Ethernet port using a cable connection up to set the computer' s local IP 192.168.0.** (** Custom), the gateway 192.168.0.15, default configuration is successful, it will make arp or ping module. Open the browser, enter the address http://192.168.0.15/123456 to open the development board simple web pages, and page keys to control the development board LED light off.)