TouchKey触摸版安全键盘程序

四旋翼飞行器IAR源代码双环两级控制姿态 超声波定高 光流定点 循迹(Four-Rotor Aircraft IAR Source Code Dual-Loop Two-stage Attitude Control Ultrasound High Optical Flow Fixed-Point Tracking)

基于51单片机的步进电机的控制设计 一圈360度,需要20个脉 冲完成. 3,步进电机具有瞬间启动和急速停止的优越特性. 4,改变脉冲的顺序,可以方便的改变转动的方向(51 step motor control designs around 360 degrees, requires 20 pulses to complete. 3, stepper motor with instant start and stop the rapid superior characteristics based on 4, change the order of the pulse, you can easily change the direction of rotation)

C6678 第五章中文手册，CorePAc，与英文手册对比版本。简单便捷，快速查阅，方便使用(C6678 fifth chapter Chinese manual, CorePAc, and English manual comparison version. Simple and convenient, quick look up, easy to use.)

说明：  操作系统银行家算法，C#编写，比较漂亮，有用！(OS Banker' s algorithm, C# prepared, more beautiful, works!)

C#将图片里中文识别成文本文字，中文识别，.net 实现中文识别 支持*.bmp; *.jpg; *.gif; *.jpeg;*.png等图片格式上的中文，文字 识别 【核心代码】    public Form1()        {            InitializeComponent();            //ocr = new TesseractEngine("./tessdata", "eng", EngineMode.TesseractAndCube);//设置语言   英文           ocr = new TesseractEngine("./tessdata", "chi_sim");//设置语言   中文                                                              //  ocr = new TesseractEngine("./tessdata", "jpn");//设置语言   日语        }        private void button1_Click(object sender, EventArgs e)        {            OpenFileDialog filename = new OpenFileDialog();            filename.Filter = "All files(*.*)|*.*|image files(*.bmp)|*.bmp; *.jpg; *.gif; *.jpeg;*.png";            filename.FilterIndex = 2;            if (filename.ShowDialog() == DialogResult.OK)            {                Bitmap bit = new Bitmap(Image.FromFile(filename.FileName.ToString()));                               Page page = ocr.Process(bit);                string str = page.GetText();//识别后的内容                page.Dispose();                pictureBox1.Image = bit;                richTextBox1.AppendText(str);            }        }        ///         /// 图片颜色区分，剩下白色和黑色        ///         ///         ///

说明：  基于mfc可视化完成个人财务管理系统。完成添加、删除、修改、连接数据库等功能。(Mfc-based visualization to complete personal financial management system. Complete add, delete, modify, connect to the database and other functions.)

C#调用CannonSDK，是一款不错的工具啊(CSharp Develop CannonSDK)

说明：  LAN8720芯片在ESP32的驱动源码(The driving source code of lan8720 chip in esp32)

MSP430x41x, MSP430F42x.zip

sqlite3安装包比较好用的版本，之前在centos下面开发用过 感觉比较稳定(SQLite3 installation package, a better version, previously developed below CentOS, used to feel more stable)