LPC23XX SPI 驱动,本驱动匹配所有NXP模块

Protel_dxp2004的简要使用说明，便于初学者快速上手-err

TS12864A-3实现arm的实时时钟显示，每秒更新一次。-TS12864A-3 to achieve the real-time clock arm, once per second update.

MCI接口下读写SD card的完整测试程序。希望多一点ATmel sam系列的应用程序-MCI interfaces to read and write to the SD card integrity test procedure. Hope more ATmel sam series of applications

多种时钟下的汇编延时程序，基于定时器的，精准-Compilation of a wide range of clock delay under the process, based on the timer, precision

采用STM32F103C8T6，完成在DFU方式下，程序下载，代码用keil开发，简洁容易移植。主要实现主机通过usb接口对从机usb配件及设备进行在线编程，从而用来实现远程升级应用，也可通过linux系统进行移植，使系统功能更加完善，更加便于用户体验和使用。

单片机复位电路的可靠性设计复位电路的基本功能是 系统上电时提供复位信号直至系统电源稳定后撤销复位信号为可靠起 见电源稳定后还要经一定的延时才撤销复位信号以防电源开关或电源插头分-合过程中引起的抖动而影 响复位-MCU reset circuit reliability design of the circuit" s basic function is to reset the system power-on reset signal until the system is to provide stable power to withdraw the sake of the reset signal as a reliable power supply stable even after a certain delay to revoke a reset signal to prevent the power switch or Power plug points- combined jitter caused in the course affected by reset

EZ-USB FX2芯片CY7C68013的USB2.0批量数据通信固件程序-EZ-USB FX2 chip CY7C68013 the USB2.0 data communications bulk firmware

缝纫机主机板测试程序； 使用嵌入式系统。-Sewing machine motherboard testing procedures the use of embedded systems.

汇编源代码大全4--Assembly source code-4.

完整的Bell实验室的嵌入式文件系统TFS-integrity of the Bell Laboratories of embedded file system TFS