/* (C) 2006 Julian von Mendel */

#include <avr/io.h>
#include "config.h"


/* GENERAL */

extern inline void pause (uint16_t ms                 );


/* IOs */

extern        uint8_t io_info(uint8_t ionr, uint8_t var);
extern        void    io_set_(volatile uint8_t *ddr, volatile uint8_t *port, uint8_t pinnr, uint8_t status);
extern        void    io_set (uint8_t ionr, uint8_t status);
extern inline uint8_t io_get_(volatile uint8_t *pin, uint8_t pinnr);
extern        uint8_t io_get (uint8_t ionr);

/* ADC */

extern uint16_t adc      (uint8_t ionr                );


/* UART */

#define UART_UBRR_CALC(BAUD_,FREQ_) ((FREQ_)/((BAUD_)*16L)-1)

extern inline void uart_init(uint8_t tx, uint8_t rx   );
extern void     uart_putc(uint8_t  c                  );
extern void     uart_puti(uint16_t data               );
extern void     uart_putf(float    data               );
extern void     uart_puts(uint8_t *data               );
#ifdef UART_BUFFER
extern uint8_t  uart_getc(void                        );
#endif

/* SERVOS */

#ifdef SERVOS
#define MAXPULSFREQ         500                 // 2ms => 500HZ
#define TIMER_MAXPULS       F_CPU/MAXPULSFREQ   // Timer1 value for a 2ms Puls
#define MINPULS             TIMER_MAXPULS/2     // min pulslength = 1ms
#define MAXPULS             TIMER_MAXPULS       // max pulslength=2ms

extern inline void servo_init(void                       );
extern void        servo_set (uint8_t ionr, uint8_t value);
#endif