基于STM32的CAN程序，经MDK4.12版本测试通过，并经过严格的测试，可以直接用于实际的工程项目。-Based on the STM32 CAN program, the MDK4.12 version of the test, and after rigorous testing, can be directly used for actual projects.

本文介绍了在基于ARM７的嵌入式系统上开发USB接口的详细内容，项目使用arm7和PDIUSBD12完成U盘的开发。主要内容涉及USB接口开发，重点介绍项目调试方法和步骤。-In this paper, ARM7-based embedded systems development of USB interface on the details of projects completed arm7 and U disk PDIUSBD12 development. USB interface r

本程序为arm7 44b0的公版rtc时钟控制及测试程序，在其他工程使用该功能时，可以用于移植该功能-This program arm7 44b0 public version of the the rtc clock control and testing procedures in other projects use this feature can be used to transplant the

The other night I was able to get my STM32F4DISCOVERY board to read and write files on an SD card formatted with the FAT filesystem. While I haven t done extensive testing of my code, I m comfortable enough to share what I have with the world. Writin