里面有通过JTAG口对FLASH的烧写代码，以及原理图和PCB图。-Source code that can write FLASH through JTAG interface and its PCB diagram and schematic diagram

开发一个U盘的全套资料，单片机采用Cypress SL811HS，包含原理图，PCB图，器件资料和源程序，自己开发U盘或者是基于USB协议产品，这样的资料就你想要得！-development of a U disk full set of information, microcontroller using Cypress SL811HS, includes drawings, PCB plans, device information and source files, develope

直流无刷电机的控制和驱动，可以使电机正反转。(The control and drive of Brushless DC motor can make the motor rotate forward and backward.)