owiswbitfunctions.lst

达拉斯 1-Wire 主机通信 这份资料展示了如何把 1-Wire 主机通信在应用到一个AVR系统中

   \                                 In segment ABSOLUTE, at 0x5c, root
   \   union <unnamed> volatile __io _A_OCR0
   \                     _A_OCR0:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x5d, root
   \   union <unnamed> volatile __io _A_SP
   \                     _A_SP:
   \   00000000                              DS 2

   \                                 In segment ABSOLUTE, at 0x5f, root
   \   union <unnamed> volatile __io _A_SREG
   \                     _A_SREG:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x20, root
   \   union <unnamed> volatile __io _A_TWBR
   \                     _A_TWBR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x21, root
   \   union <unnamed> volatile __io _A_TWSR
   \                     _A_TWSR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x22, root
   \   union <unnamed> volatile __io _A_TWAR
   \                     _A_TWAR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x23, root
   \   union <unnamed> volatile __io _A_TWDR
   \                     _A_TWDR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x24, root
   \   union <unnamed> volatile __io _A_ADC
   \                     _A_ADC:
   \   00000000                              DS 2

   \                                 In segment ABSOLUTE, at 0x26, root
   \   union <unnamed> volatile __io _A_ADCSRA
   \                     _A_ADCSRA:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x27, root
   \   union <unnamed> volatile __io _A_ADMUX
   \                     _A_ADMUX:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x28, root
   \   union <unnamed> volatile __io _A_ACSR
   \                     _A_ACSR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x29, root
   \   union <unnamed> volatile __io _A_UBRRL
   \                     _A_UBRRL:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x2a, root
   \   union <unnamed> volatile __io _A_UCSRB
   \                     _A_UCSRB:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x2b, root
   \   union <unnamed> volatile __io _A_UCSRA
   \                     _A_UCSRA:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x2c, root
   \   union <unnamed> volatile __io _A_UDR
   \                     _A_UDR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x2d, root
   \   union <unnamed> volatile __io _A_SPCR
   \                     _A_SPCR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x2e, root
   \   union <unnamed> volatile __io _A_SPSR
   \                     _A_SPSR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x2f, root
   \   union <unnamed> volatile __io _A_SPDR
   \                     _A_SPDR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x30, root
   \   union <unnamed> volatile __io _A_PIND
   \                     _A_PIND:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x31, root
   \   union <unnamed> volatile __io _A_DDRD
   \                     _A_DDRD:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x32, root
   \   union <unnamed> volatile __io _A_PORTD
   \                     _A_PORTD:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x33, root
   \   union <unnamed> volatile __io _A_PINC
   \                     _A_PINC:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x34, root
   \   union <unnamed> volatile __io _A_DDRC
   \                     _A_DDRC:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x35, root
   \   union <unnamed> volatile __io _A_PORTC
   \                     _A_PORTC:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x36, root
   \   union <unnamed> volatile __io _A_PINB
   \                     _A_PINB:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x37, root
   \   union <unnamed> volatile __io _A_DDRB
   \                     _A_DDRB:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x38, root
   \   union <unnamed> volatile __io _A_PORTB
   \                     _A_PORTB:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x39, root
   \   union <unnamed> volatile __io _A_PINA
   \                     _A_PINA:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x3a, root
   \   union <unnamed> volatile __io _A_DDRA
   \                     _A_DDRA:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x3b, root
   \   union <unnamed> volatile __io _A_PORTA
   \                     _A_PORTA:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x3c, root
   \   union <unnamed> volatile __io _A_EECR
   \                     _A_EECR:
   \   00000000                              DS 1

   \                                 In segment ABSOLUTE, at 0x3d, root
   \   union <unnamed> volatile __io _A_EEDR
   \                     _A_EEDR:
   \   00000000                              DS 1
    177          
    178          
    179          #endif

   Maximum stack usage in bytes:

     Function           CSTACK RSTACK
     --------           ------ ------
     OWI_DetectPresence     0      2
     OWI_Init               0      2
     OWI_ReadBit            0      2
     OWI_WriteBit0          0      2
     OWI_WriteBit1          0      2


   Segment part sizes:

     Function/Label     Bytes
     --------------     -----
     OWI_Init             30
     OWI_WriteBit1        58
     OWI_WriteBit0        58
     OWI_ReadBit          74
     OWI_DetectPresence   84
     _A_EEAR               2
     _A_UBRRH              1
     _A_WDTCR              1
     _A_ASSR               1
     _A_OCR2               1
     _A_TCNT2              1
     _A_TCCR2              1
     _A_ICR1               2
     _A_OCR1B              2
     _A_OCR1A              2
     _A_TCNT1              2
     _A_TCCR1B             1
     _A_TCCR1A             1
     _A_SFIOR              1
     _A_OSCCAL             1
     _A_TCNT0              1
     _A_TCCR0              1
     _A_MCUCSR             1
     _A_MCUCR              1
     _A_TWCR               1
     _A_SPMCR              1
     _A_TIFR               1
     _A_TIMSK              1
     _A_GIFR               1
     _A_GICR               1
     _A_OCR0               1
     _A_SP                 2
     _A_SREG               1
     _A_TWBR               1
     _A_TWSR               1
     _A_TWAR               1
     _A_TWDR               1
     _A_ADC                2
     _A_ADCSRA             1
     _A_ADMUX              1
     _A_ACSR               1
     _A_UBRRL              1
     _A_UCSRB              1
     _A_UCSRA              1
     _A_UDR                1
     _A_SPCR               1
     _A_SPSR               1
     _A_SPDR               1
     _A_PIND               1
     _A_DDRD               1
     _A_PORTD              1
     _A_PINC               1
     _A_DDRC               1
     _A_PORTC              1
     _A_PINB               1
     _A_DDRB               1
     _A_PORTB              1
     _A_PINA               1
     _A_DDRA               1
     _A_PORTA              1
     _A_EECR               1
     _A_EEDR               1

 
  64 bytes in segment ABSOLUTE
 304 bytes in segment CODE
 
 304 bytes of CODE memory
   0 bytes of DATA memory (+ 64 bytes shared)

Errors: none
Warnings: none