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用于全桥逆变电路的移相软启控制程序，周期和启动时间均可调节。(Phase-shifting soft-start control program for full-bridge inverters has adjustable cycle and start-up time.)

OA2008注册机、、测试通过，真实可用(The OA2008 Zhuceji, test by)

智能追踪小车，并且可以用遥控手动控制转弯加前后左右(Intelligent tracking car, and can be controlled manually with the remote turn around Canada)

1.基于STM32利用DRV871驱动步进电机 2.配置SPI使STM32和DRV871通信控制步进电机 3.配置PWM控制DRV871的Step来控制步进电机的转速(1. using DRV871 to drive the stepper motor based on STM32 2. configuration SPI makes STM32 and DRV871 communication control step motor 3. configuration PWM controls the Step of DRV871 to control the speed of the stepper motor)

STM32 RedBull红牛开发板基础例程全部代码，内涵stm32全部基础例程，【21】红牛板_RS485(2013.7.30)【22】红牛板_STM32_USB-FS-Device_Lib_V3.3.0【23】红牛板_SD卡读写文件（SDIO FATFS）（2014.4.3）【24】红牛板_SD卡测试（SDIO）【25】红牛板_NORFlash(2012.3.13)【26】红牛板_SRAM（2012.3.13）【27】红牛板_spi_flash(读写图片)(2013.7.29)【28】红牛板_USB模拟鼠标【29】红牛板_USB_VCP_Loopback

资源描述自适应网站后台模板一套，兼容手机端，时尚大气，简洁，找了好久国外一个网站拔下来的，自己收藏拿出来分享给大家！

说明：  有关xilinx的ip核的几个实验，中教仪器(xilinx ip XPS General Purpose Input/Output (GPIO),led_8bit)

XPCMS是由zhu利用业余时间，凭个人兴趣，独立开发的一个基于个人网站建设的CMS。没有任何商业元素驱动，网站架构和功能也全是个人对于个人网站需求的理解(XPCMS by zhu using spare time, with personal interest, independent development based on a personal website construction CMS. Without any element of business-driven, site architecture and functionality are all personal personal needs for the understanding of the site)

STM32_PWM利用PWM1来配置输出，可以驱动一个LED灯，实现呼吸灯效果。(STM32_PWM use PWM1 to configure the output can drive an LED light to achieve breathing light effect.)

说明：  一个本人编写的时钟程序，用stc芯片，四位数码管，74ls164译码器。(I prepared a clock procedures, using STC chips, four digital tube, 74ls164 decoder.)