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#ifndef FLASH_H
#define FLASH_H
#include <stdint.h>
struct FLASH_t {
volatile uint32_t ACR;
volatile uint32_t KEYR;
volatile uint32_t OPTKEYR;
volatile uint32_t SR;
volatile uint32_t CR;
#if defined(STM32F1) || defined(STM32F3)
volatile uint32_t AR;
volatile uint32_t RESERVED;
volatile uint32_t OBR;
volatile uint32_t WRPR;
#elif defined(STM32F4)
volatile uint32_t OPTCR;
#endif
};
#if defined(STM32F1) || defined(STM32F3)
static FLASH_t& FLASH = *(FLASH_t*)0x40022000;
#elif defined(STM32F4)
static FLASH_t& FLASH = *(FLASH_t*)0x40023c00;
#endif
void flash_init();
#endif
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