DBGU.h //inter

#ifndef PIT_DELAY_H
#define PIT_DELAY_H

#include <stdbool.h>

#define PROCESSOR_CLOCK 100000000 // 100MHz
#define SUCCESS 1
#define THROUGHPUT 115200
#define KEY_RETURN 13
#define FAIL -1
#define BUFFERSIZE 0xF

typedef struct FIFO {
    char buffer[BUFFERSIZE + 1];
    unsigned int head;
    unsigned int tail;
} Fifo;

int DBGU_init(void);
void DBGU_interrupt_init();
void interruptHandler();
void dbgu_print_string();
void dbgu_read_ascii ();
void newLine();
void dbgu_print_warning(char *);
void FIFO_Init (Fifo *);
bool is_FIFO_full(Fifo *);
int FIFO_Put (Fifo *, char);
int FIFO_Get (Fifo *, char *);
void invertCase(char *);
void charToUpper(char *);
void charToLower(char *);

#endif