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#if !defined (__M48T08_H__) #define __M48T08_H__ typedef struct m48t08_t m48t08_t; void m48t08_write (m48t08_t *NVRAM, uint32_t addr, uint8_t val); uint8_t m48t08_read (m48t08_t *NVRAM, uint32_t addr); m48t08_t *m48t08_init(uint32_t mem_base, uint16_t size); #endif /* !defined (__M48T08_H__) */