STM32F407时钟，中断配置头文件，该文件包含HSE,HSI,LSE,LSI,I2S,MCO时钟的初始化； PLL时钟配置，PLL,SYSCLK，HCLK,PCLK1，PCLK2时钟的配置； RCC,GPIO,EXIT,NVIC的配置；-STM32F407 clock, interrupt configuration header file that contains the HSE, HSI, LSE, LSI, I2S, MCO clock initialization PLL

STM32F407时钟，中断，精确延时配置，该文件包含HSE,HSI,LSE,LSI,I2S,MCO时钟的初始化；PLL时钟配置，PLL,SYSCLK,CLK,PCLK1，PCLK2时钟的配置；RCC,GPIO,EXIT,NVIC的配置.-STM32F407 clock, interrupt, precision delay configuration, the file contains HSE, HSI, LSE, LSI, I2S, MCO clock initialization PL

熟悉CORTEX-M3 内核芯片STM32F103，能正确配置和应用芯片的GPIO 模块、时钟模块、UART模块、PS/2 模块等；掌握IAR540 软件的调试方法。-Familiar CORTEX-M3 core chip STM32F103, correctly configured and application chip GPIO module, clock module, UART modules, PS/2 module and the like grasp IAR540 so

stm32的GPIO配置，做小车程序的一个工程模板，不用自己建立工程了,KEIL5可用(STM32's GPIO configuration, as an engineering template for the car program, does not build the project itself, KEIL5 is available.)