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温湿度串口检测程序，实现对数据的读取和检测(Temperature and Humidity Serial Port Detection Program for Data Reading and Detection)

使用IO口模拟I2C时序，包括主机、从机时序。(Using IO port simulation I2C timing, including the host, the machine timing.)

51单片机编程器制作资料。内有pcb，原理图，物料清单，hex文件。自制成功(51 Microcontroller Programmer production of information. There pcb, schematics, BOM, hex file. Self-made success)

基于msp430f2618的lcd的液晶图形显示程序(Based on msp430f2618 the lcd LCD graphics display program)

两个12V的电机驱动履带式底盘完成到制定目标运动的任务，可以通过点触屏进行无线控制。(Two 12V motor-driven crawler chassis complete the task of setting the target motion, which can be controlled by wireless touch screen.)

pt100高精度测量电路，精度误差小，速度快，arm9 c51均可实现 ，仅供学习 参考(PT100 high precision measurement circuit, precision error is small, fast, C51 ARM9 can be achieved, only for learning reference )

说明：  时钟芯片PCF8563 C51程序，本人测试通过(Clock chip PCF8563 C51 program, I test through)

通过51单片机设计一个电子时钟，精确到秒，可以通过按键调节时间(By 51 microcontroller design an electronic clock, accurate to seconds, you can adjust the time by pressing a button)

说明：  一个很通用的按键扫描程序，可用于单片机控制中(A very common key scanner can be used in the SCM)

利用51单片机做电阻测量仪，实现按键设置阻值自动报警提示(The use of 51 single-chip resistance measuring instrument to achieve automatic alarm button to set the resistance)