北京瑞泰公司的DM642开发板原理图，该开发板主要用于多媒体处理。-Beijing Tritace company's DM642 development board diagram, the main development board for multimedia processing.

文档介绍了基于DM642的自启动的FLASH烧写原理研究及实现，详细介绍了FLASH的工作原理、硬件连接方法，DM642的boot原理,Document based on the DM642 introduction of the FLASH programmer since the launch of the principles of research and implementation, detailing the work of FLASH principle, the hardwar