STM32F207 USART1 地址
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#define USART1 ((USART_TypeDef *) USART1_BASE) #define USART1_BASE (APB2PERIPH_BASE + 0x1000) #define APB2PERIPH_BASE (PERIPH_BASE + 0x00010000) #define PERIPH_BASE (uint32_t)0x40000000) /*!< Peripheral base address in the alias region */ |