Stepper-motor-acceleration

对矩阵键盘的程序编写，详细地讲述了如何扫描键盘的输入！(The matrix keyboard programming, detailed tells the story of how to scan the keyboard input!)

A program to consicle very mad and good !! yes :

AGV小车上位机控制程序,通过TCP/IP协议来进行数据的传送(AGV car PC control procedures, through the TCP/IP protocols for data transmission)

学习电子电路，很好的参考资料，可以学到很多东西。(Learning electronic circuits, a very good reference, you can learn a lot.)

串口与pc机通讯，51单片机例程，只需要修改io口即可实现。(Serial communication with pc, 51 MCU routine, you only need to modify the io port can be realized.)

ATMEGA48 头文件 适用于 ICCAVR7.0 有些版本没有ATMEGA48的头文件(ATMEGA48 )

说明：  stc系列单片机的开发例程 各个模块都跳通过了 开发环境是 keil3(STC series MCU development routines in all modules jump through the development environment is keil3)

QuizMaster for viusal basic.

循环冗余校验16位的，c语言编程环境，能够正常运行，程序详细注释(16 bit cyclic redundancy check, C language programming environment, normal operation, procedures detailed notes)

基于stm32的定时器中断应用，可产生相位差为90度的两路周期性脉冲，可用于模拟正交编码器脉冲(Stm32 timer interrupt based applications can generate a phase difference of 90 degrees two periodic pulse, can be used for analog quadrature encoder pulse)