old6

本设计主要实现用按键控制步进电机四相单拍、四相双拍和四相八拍三种方式切换， 正、反转及其加、减速，并能在LCD上显示其运行状态（速度和转向）。(The design of the main keys to achieve control of stepper motor with a single shot four-phase, four-phase two-and four-phase eight-shot shoot three ways to switch Positive, reverse its acceleration, deceleration, and in its operational status on the LCD display (speed and steering).)

SD卡2.0协议的详细资料，可用与SPI使用(The details of the SD card 2.0 protocol can be used with SPI)

仿真讯鸟的坐席服务器的软件。在没有CTI的工作环境下，也可以适合作呼叫中心坐席软电话开发(simulation appear birds dine server software. CTI in the absence of the working environment, they can be suitable for call center soft phone development Seat)

电力系统电度表通讯协议，主要针对DL645协议标准(Power system meter communication protocol, mainly for DL645 protocol standards)

合泰单片机，大学生单片机竞赛组委会提供的，必须使用该单片机开发的作品才能评选(holtek mcu )

adi公司的aduc7026开发板配套程序(adi' s aduc7026 development board supporting procedures)

MSP430f135的I2c源代码，一个华为牛人写的，编程风格非常好，值得学习(I2c the MSP430f135 source code, a Huawei cattle were written a very good programming style, it is worth learning)

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 )

msp430f149按键程序，非常完整，带中断，输入，输出(msp430f149 key procedures)

驱动步进电机，旋转多次，寻找空间光强极大值初步程序(Drive stepper motor rotation several times to find space intensity maxima preliminary program)