common.h

avr chargeer source code

/*-------------------------------------------------------------------
  common.h   Copyright (c) by Jack Botner 2006
-------------------------------------------------------------------*/

#ifndef _COMMON_H_
#define _COMMON_H_ 1

#define BOOL    char

#define FALSE   0
#define TRUE    (!FALSE)
//#define NULL    0

#define nop() do { __asm__ __volatile__ ("nop"); } while (0)

// The following macros set/clear bits

#define set_bit(port,bit)  (port |= (1<<bit))
#define clear_bit(port,bit)  (port &= ~(1<<bit))
#define test_bit( reg, bitNumb )   ((reg) & (1 << (bitNumb)))

// Flags defines

#define ZERO_BUTTON_PRESS	0
#define FASTCHARGE_ON       1
#define FASTCHARGE_COMPLETE 2
#define TEN_SECONDS			3
#define ENABLE_STATS        4

// Functions

uint16_t adc_to_mv( uint16_t uiADC, uint16_t uiVref );
void beep( uint16_t uiMs );
void delay_ms( uint16_t uiMs );
int16_t formatTemp( int16_t iTemp, int8_t *pcBuf );
int16_t mv_to_temp( uint16_t uiMV );
void sampleButton(void);

#endif