📄 read_u_b.h
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sbit USB_CSb = P1^5;
sbit USB_WRb = P1^4;
sbit USB_A0b = P1^2;
sbit USB_RDb = P1^3;
sbit USB_INTb = P1^6;
#ifdef USB_EXT
unsigned char sect_clust_b;
unsigned int byte_sect_b;
unsigned char hidd_sect_b;
unsigned int resv_sect_b;
unsigned int sect_fat_b;
unsigned long root_b;
unsigned long Sect_Ofst_b;
unsigned int St_Ofst_b;
#else
extern unsigned long Sect_Ofst_b;
extern unsigned int St_Ofst_b;
extern unsigned char sect_clust_b;
extern unsigned int byte_sect_b;
extern unsigned char hidd_sect_b;
extern unsigned int resv_sect_b;
extern unsigned int sect_fat_b;
extern unsigned long root_b;
#endif
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