hal.h

ipod无线遥控发送端,可控制播放,暂停,音量,前进,后退.

#ifndef  _HAL_H
#define  _HAL_H

#include <iom88.h>
#include <ina90.h>
#include "common.h"
#include "ccreg.h"


#define	  KEY_READ 			((~PIND>>PD3)&0x01)
#define	  SET_LED 			(PORTC |= 1 << PC2)
#define	  CLR_LED 			(PORTC &= ~ (1 << PC2))
#define	  LED_READ			((PINC>>PC2)&0x01)

#define   SET_CSN		    (PORTD |= 1 << PD5)
#define   CLR_CSN			(PORTD &= ~ (1 << PD5))

#define   SOREAD            ((PINB & ((1 << PB4)))>>PB4)
#define   SET_SO            ((PORTB |= 1 << PB4) 
#define   CLR_SO            (PORTB  &=~(1 << PB4))
#define   SIREAD            ((PINB & ((1 << PB3)))>>PB3)
#define   SET_SI            (PORTB |= 1 << PB3) 
#define   CLR_SI            (PORTB &=~(1 << PB3))
#define   SCKREAD           ((PINB & (1 << PB5))>>PB5)
#define   SET_SCK           (PORTB |= 1 << PB5) 
#define   CLR_SCK           (PORTB &=~(1 << PB5))
#define	  GDO0READ 			((PIND & (1 << PD5))>>PD5)
#define	  GDO2READ 			((PIND>>PD6)&0x01)
#define   GDO1READ          SOREAD  
//===============================================================
//===============================================================  
#define WRITE_BURST     0x40
#define READ_SINGLE     0x80
#define READ_BURST      0xC0

#define SPI_ENABLE()        (SPCR |= 1<<SPE)
#define SPI_DISABLE()       (SPCR &= ~(1<<SPE)) 
  
#define SCLK_8_M      0x04
#define SCLK_4_M      0x00
#define SCLK_2_M      0x05
#define SCLK_1_M      0x01
#define SCLK_500_K    0x06
#define SCLK_250_K    0x02//or 0x07
#define SCLK_125_K    0x03
#define SPI_INIT(freq) \
    do { \
        SPCR=B0101_0000;\
        SPCR = (SPCR&(~0x03))|(freq&0x03); \
        SPSR = (SPSR&(~0x01))|(freq>>2); \
        SPI_ENABLE(); \
    } while (0) 
#define SPI_WAIT()  {while (!(SPSR&(1<<SPIF)));OCR2B=SPDR;}
//===============================================================
#define PCINT2_ENABLE()        (PCICR |= 1<<PCIE2)
#define PCINT2_DISABLE()       (PCICR &= ~(1<<PCIE2)) 
#define PCINT1_ENABLE()        (PCICR |= 1<<PCIE1)
#define PCINT1_DISABLE()       (PCICR &= ~(1<<PCIE1)) 
#define PCINT0_ENABLE()        (PCICR |= 1<<PCIE0)
#define PCINT0_DISABLE()       (PCICR &= ~(1<<PCIE0)) 
//===============================================================
#define  IDLE           0x00
#define  ADCNR          0x02
#define  POWER_DOWN     0x04
#define  POWER_SAVE     0x06
#define  STANDBY        0x0c
//– – – – SM2 SM1 SM0 SE (SMCR)
#define SLEEP_ENABLE()      (SMCR|=1<<SE)
#define SLEEP_DISABLE()     (SMCR&=~(1<<SE))
#define SLEEP_MODE_SET(x)   (SMCR=x)

//===============================================================
#define EEP_WRITE(D,A)  \
   do { \
      while(EECR & (1<<EEPE));\
      EEAR = A;\
      EEDR = D;\
      _CLI();\
      EECR |= (1<<EEMPE);\
      EECR |= (1<<EEPE);\
      _SEI();\
   } while (0) 
   
#define EEP_READ(A)   \
   do { \
     while(EECR & (1<<EEPE));\
     EEAR=A;\
     EECR |= (1<<EERE);\
   } while (0)   
   //x=EEDR;
#endif

void Hal_init(void);
void Pause_10uS(BYTE delay);
void Pause_1mS(BYTE delay);

void CCxx_init(void);
void CCxx_send(BYTE *buf, BYTE n);
BOOL CCxx_receive(BYTE *buf, BYTE *n);
void SpiWriteBurstReg(BYTE addr, BYTE *buffer, BYTE count); 
void SpiWriteReg(BYTE addr, BYTE value);
void SpiStrobe(BYTE strobe);
BYTE SpiReadStatus(BYTE addr);
BYTE SpiReadReg(BYTE addr);
void SpiReadBurstReg(BYTE addr, BYTE *buffer, BYTE count);