2dflocking

FreeRTOS_KL16FreeRTOS是一个迷你的实时操作系统内核。作为一个轻量级的操作系统，功能包括：任务管理、时间管理、信号量、消息队列、内存管理、记录功能、软件定时器、协程等，可基本满足较小系统的需要(FreeRTOS is a mini real time operating system kernel. As a lightweight operating system, features include: task management, time management, semaphores, message queues, memory management, recording function, software timer, coroutine, can meet the basic needs of the smaller system)

发射端程序 单片机STC15L204EA 发射模块NRF24L01(NRF24L01 transmitter module STC15L204EA)

Qt5自带的modbusTCP类实现的TCP modbus通信，程序包含客户端和服务器，开发环境为ubuntu16.04+Qt5.6.1，如打不开服务器，请将编译出的程序用sudo运行。(Qt5 comes with the modbusTCP class to achieve the Modbus TCP communication, the program contains the client and server, the development environment for ubuntu16.04+Qt5.6.1, such as the server does not open, please compile the program run with sudo.)

将BLIF（Berkeley Logic Interchange Format）格式的电路转换为verilog代码，使用perl编写，需要perl环境才能使用。 内含BLIF格式的官方说明。(Translate BLIF（Berkeley Logic Interchange Format）circuit to verilog description, the translator need perl environment to run. Please check you have related tools. Also include a offical document about BLIF explanation.)

电池电压测量以及电机控制程序，主要实现电池的最高电压以及截止电压测量。(Battery voltage measurement and motor control program, mainly to achieve the highest voltage and cutoff voltage measurement of the battery.)

this is an example of working LED_GPIO in stm32f407 discovery dev board

PID调节恒压恒流输出 智能充电器 STM32 详细算法(PID constant current output intelligent charger)

基于AT89C2051的，完整的电子时钟显示，带有多个闹钟的设置，不同闹钟时刻可以播放不同的歌曲，(Based on AT89C2051, complete electronic clock with multiple alarm clock settings, different alarm time can play different songs,)

说明：  代码为基于51单片机开发的循迹小车源码，可供初学者参考学习。(This code is 51 tracked car source code)

空调系统AHU仿真模型 1)阀门模型 2)表冷器模型 3)加热器模型 4)加湿器模型 5)传感器模型(AHU simulation model of an air conditioning system) valve model 2) Table Cooling coil model 3) Heaters Model 4) Humidifier Models 5) sensor models)