#define _RCC
#define _DMA
#define _GPIOA
#define _GPIOB
#define _GPIOC
#define _BKP
#define _AFIO
#define _USART1
#define _NVIC
#define _SysTick
#define _USB
#define _TIM2
#define _TIM3
#define _DMA1_Channel1
#define _DMA1_Channel2
#define _DMA1_Channel3
#define _DMA1_Channel4
#define _DMA1_Channel5
#define _DMA1_Channel6
#define _DMA2_Channel1
#define _DMA2_Channel2
#define _DMA2_Channel3
#define _DMA2_Channel4
#define _DMA2_Channel5
#define _SPI1
#define _SPI2
#define _EXTI
