key.c

AVR单片机控制实现播放CD音频数据

#define Uchar        unsigned char
#define Uint         unsigned int
#define Ulong        unsigned long
//unsigned char keystatus; 
//unsigned char TemREG;
unsigned char ADC_Timeout;
sfrb ADCSRA=6;
#define ADPS0         0x01
#define ADPS1         0x02
#define ADPS2         0X04
#define ADIE          0X08   //ADC_Int_EN
#define ADIF          0X10   //Int_Flag
#define ADATE         0X20   //AUTO Conversion
#define ADSC          0X40   //ADC STSRT
#define ADEN          0X80 
#define ADC6          0X06 
#define DIV_8         0X03   //ADPS0ADPS1ADPS2=011
#define AREF_AVCC     0X40   //Avcc                  REFS1&0=01 note:(REFS1&0=11 save)
#define CLK_IO_64     0X03   //Come form  divider
#define TOIE0         0x01   //T0 overflow  EN
#define TOV0          0x01   //TO overflow  Flag
#define OCF0          0x02   //TO compare   Flag
#define TOV1          0X04   //T1 overflow  Flag
#define OCF1B         0X08   //T1 compare B Flag
#define OCF1A         0X10   //T1 compare A Flag
#define ICF1          0X20   //T1 Catch     Flag
#define TOV2          0X40   //T2 overflow  Flag
#define OCF2          0X80   //T2 compare   Flag
#define ON            0 
/**/