8255input-outputexpeimental-

工业上采用的HART通信协议相关的资料，包含有HART命令、HART协议C语言源码。(HART communication protocol-related information used on industrial, including The HART command, HART protocol source code using C language .)

带参数子程序控制LED闪烁，适合单片机初学者(Subroutine with parameter control LED flashes, suitable for beginners SCM)

本方案是基于富士通高可靠性单片机开发的锂电池电动螺丝刀，采用直流无刷电机作为核心，配合方波驱动以及闭环控制技术，实现电动工具的可靠运行。 技术参数 1）采用日本富士通MCU，性能稳定，抗干扰强，高可靠性； 2）直流18V输入（可兼容不同锂电池10V—36V）； 3）三相霍尔直流无刷电机驱动，转速高达25000转/分； 4）采用德国英飞凌高性能MOS/IGBT，驱动功率高达800W； 5）高亮LED照明，工作时点亮，不工作时自动熄灭； 6）采用智能控制技术实现待机（不工作时）功耗为 0 消耗； 7）通过软件实现软启动，启动时间可调整，瞬间（1S）达最高速； 8）具有过流保护、堵转保护、过压欠压保护； 9）带速度设置按键、正反转按键、调速开关； (The program is based on the Fujitsu MCU development of high reliability lithium battery electric screwdriver, brushless DC motor as the core, with the square wave drive and closed-loop control technology, power tools for reliable operation.)

7段数码管显示与对应值计算工具。先点击对应管位，设置显示顺序，再点击生成即可获得键值。鼠标选择键值，数码管相应显示。(7-segment LED display with the corresponding value calculation tools. Firstly, click the corresponding tube in the LED, in order to set the display order. Then click Generate to get the value. After created, select the key and the digital will show the char accordingly.)

根据设计任务书的要求，本次设计为110kV 变电站电气一次部分初步设计，并绘 制电气主接线图及其他图纸。该变电站设有两台主变压器，站内主接线分为110kV、 35kV 和10kV 三个电压等级。各个电压等级分别采用单母线分段接线、单母线分段带 旁母接线和单母线分段接线(From the guide of engineering design assignment, we have to design primary power-system of 110kV substation and draw main electrical one-line diagram and others. There are two main transformer in the substation in which main electrical connection can be divided into three voltage grades: 110kV, 35kV with 10kV.It deposits sectionalized single bus bar scheme, sectionalized single and transfer bus bar and sectionalized single bus bar scheme per grade.)

说明：  本PDF文件为市电电压频率测量计的设计说明书！从中能了解相关的电路设计(The PDF file is mains voltage frequency meter design manual! From which to understand the relevant circuit design)

高压直流输电发电机模型，有参考价值，做的挺不错(HVDC generator model, a reference value, doing pretty good)

英飞凌单片机使用pec中断的ad转换实例完整版(Infineon microcontroller interrupt the ad conversion using pec)

实现坐标的显示 随机数产生 并显示到listctrl中 声称坐标轴 显示随机数，排序( Achieve coordinate display random number is generated and displayed to listctrl claimed axis shows random numbers, sorting)

以c51单片机为核心，利用1760芯片进行语音报时，51单片机控制(With c51 microcontroller core, the use of 1760 chip for voice timekeeping, 51 MCU control)