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freemodbus-v1.5.0无改动官方源码，可移植(Freemodbus-v1.5.0 Portable without changing official source code)

说明：  中颖单片机SH79F161的基础驱动程序源代码ADC(Ying SCM SH79F161 in driver source code based ADC)

光立方的电路，自己买个器件把程序烧进去应该就可以了(The circuit of light cubic, buy a device oneself to burn a program in should be OK)

基于51单片机的温湿度控制系统上位机，实现温湿度的动态曲线显示，以及数据采集，监控，excel表格保存(singlechip，humiture，curve,data acquicition, save in excel )

DM430-L型最小系统板4位独立按键测试程序 按不同的按键，显示不同的LED灯(DM430-L minimum the system board four independent key test procedures )

stm32f10x_stdperiph_lib标准外设库(stm32f10x_stdperiph_lib standard peripherals library)

手持振动仪，自动通过傅里叶变换，提取峰峰值，来自动调整震动的幅度，(Handheld vibration, automatic Fourier transform, peak extraction, to automatically adjust the amplitude of vibration,)

工程教育中级练习题1：按一下K1键，LED以10Hz频率闪烁，屏幕上画出红圈，跟着闪，放开后保持该频率闪烁；长按K1键超过3秒，LED以5Hz频率闪烁，屏幕上画出红圈，跟着闪，放开后保持该频率闪烁；按一下K2键，LED熄灭；按一下K2键，LED常亮。(Secondary Exercise Question 1 in Engineering Education: Press the K1 key, the LED flickers at 10Hz frequency, draw a red circle on the screen, follow the flash, and keep the frequency flickering after release; Press the K1 key for more than 3 seconds, the LED flickers at 5Hz frequency, draw a red circle on the screen, follow the flash, and keep the frequency flickering after release; Press the K2 key, the LED goes out; Press the K2 key, the LED always shines.)

CAN双机通信；将实验代码分别烧入到两个目标板上。将从机或主机连接到PC串口上。 从机先上电，然后主机上电，将在PC端看到信息反馈。(CAN dual-machine communication experimental code burn-in to two target Board. From the machine or the host connected to the PC serial port. From the machine is powered on, and then power on the host, will see in the PC-side feedback.)

关于PID如何整定的非常好的方法，简单易懂很快可以掌握(a text about how to get the PID parameter)