i8259

实现键盘控制正反转，在单片机上运行。闭环和开环都可以实现。(Reversing the keyboard control, running on the microcontroller. Closed-loop and open-loop can be achieved.)

stm32-超声波避障 联合开发网 - pudn.com

说明：  通过光明电阻检测实现对光源的自动追踪，并在LCD12864显示对应光照强度。(The light source is automatically tracked by light resistance detection, and the corresponding illumination intensity is displayed on LCD12864.)

说明：  一个万能的键盘扫描程序，采用宏定义的方式屏蔽了硬件，能够非常方便地移植到任何一款MCU上(A universal keyboard scanning procedures, the use of macro way of shielding the definition of the hardware, can be easily ported to any MCU on a)

实现STM32f103与SIM900A模块GPRS通讯(Realize the communication between STM32f103 and SIM900A module GPRS)

单片机开发系统演示程序 - PS2 键值显示，1位数码管显示键码 (Microcontroller development system demonstration program- PS2 key display, a digital display key code)

1231311233333333123123(1312311312312jjjjjjjjjjjjj)

用示波器测得比较标准的模拟IIC程序。STM32F103(A standard analog IIC program is measured by an oscilloscope. STM32F103)

The maximum number of bytes that can be read from the stream.

燃气轮机的设计资料，书后附有燃气轮机整机和各个部件的设计程序，在每个程序中给出了设计实例。(Gas turbine design information, the book with the machine and the various components of the gas turbine design process, design examples are given in each program.)