source: rtems/cpukit/score/cpu/avr/avr/iom325.h @ 04a62dce

/* Copyright (c) 2004, 2005, 2006, 2007 Eric B. Weddington
   All rights reserved.

   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions are met:

   * Redistributions of source code must retain the above copyright
     notice, this list of conditions and the following disclaimer.

   * Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
     distribution.

   * Neither the name of the copyright holders nor the names of
     contributors may be used to endorse or promote products derived
     from this software without specific prior written permission.

  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  POSSIBILITY OF SUCH DAMAGE. */

/* $Id$ */

/* avr/iom325.h - definitions for ATmega325 and ATmega325P.  */

#ifndef _AVR_IOM325_H_
#define _AVR_IOM325_H_ 1

/* This file should only be included from <avr/io.h>, never directly. */

#ifndef _AVR_IO_H_
#  error "Include <avr/io.h> instead of this file."
#endif

#ifndef _AVR_IOXXX_H_
#  define _AVR_IOXXX_H_ "iom325.h"
#else
#  error "Attempt to include more than one <avr/ioXXX.h> file."
#endif 

/* Registers and associated bit numbers */

#define PINA    _SFR_IO8(0x00)
#define PINA7   7
#define PINA6   6
#define PINA5   5
#define PINA4   4
#define PINA3   3
#define PINA2   2
#define PINA1   1
#define PINA0   0

#define DDRA    _SFR_IO8(0x01)
#define DDA7    7
#define DDA6    6
#define DDA5    5
#define DDA4    4
#define DDA3    3
#define DDA2    2
#define DDA1    1
#define DDA0    0

#define PORTA   _SFR_IO8(0x02)
#define PA7     7
#define PA6     6
#define PA5     5
#define PA4     4
#define PA3     3
#define PA2     2
#define PA1     1
#define PA0     0

#define PINB    _SFR_IO8(0x03)
#define PINB7   7
#define PINB6   6
#define PINB5   5
#define PINB4   4
#define PINB3   3
#define PINB2   2
#define PINB1   1
#define PINB0   0

#define DDRB    _SFR_IO8(0x04)
#define DDB7    7
#define DDB6    6
#define DDB5    5
#define DDB4    4
#define DDB3    3
#define DDB2    2
#define DDB1    1
#define DDB0    0

#define PORTB   _SFR_IO8(0x05)
#define PB7     7
#define PB6     6
#define PB5     5
#define PB4     4
#define PB3     3
#define PB2     2
#define PB1     1
#define PB0     0

#define PINC    _SFR_IO8(0x06)
#define PINC7   7
#define PINC6   6
#define PINC5   5
#define PINC4   4
#define PINC3   3
#define PINC2   2
#define PINC1   1
#define PINC0   0

#define DDRC    _SFR_IO8(0x07)
#define DDC7    7
#define DDC6    6
#define DDC5    5
#define DDC4    4
#define DDC3    3
#define DDC2    2
#define DDC1    1
#define DDC0    0

#define PORTC   _SFR_IO8(0x08)
#define PC7     7
#define PC6     6
#define PC5     5
#define PC4     4
#define PC3     3
#define PC2     2
#define PC1     1
#define PC0     0

#define PIND    _SFR_IO8(0x09)
#define PIND7   7
#define PIND6   6
#define PIND5   5
#define PIND4   4
#define PIND3   3
#define PIND2   2
#define PIND1   1
#define PIND0   0

#define DDRD    _SFR_IO8(0x0A)
#define DDD7    7
#define DDD6    6
#define DDD5    5
#define DDD4    4
#define DDD3    3
#define DDD2    2
#define DDD1    1
#define DDD0    0

#define PORTD   _SFR_IO8(0x0B)
#define PD7     7
#define PD6     6
#define PD5     5
#define PD4     4
#define PD3     3
#define PD2     2
#define PD1     1
#define PD0     0

#define PINE    _SFR_IO8(0x0C)
#define PINE7   7
#define PINE6   6
#define PINE5   5
#define PINE4   4
#define PINE3   3
#define PINE2   2
#define PINE1   1
#define PINE0   0

#define DDRE    _SFR_IO8(0x0D)
#define DDE7    7
#define DDE6    6
#define DDE5    5
#define DDE4    4
#define DDE3    3
#define DDE2    2
#define DDE1    1
#define DDE0    0

#define PORTE   _SFR_IO8(0x0E)
#define PE7     7
#define PE6     6
#define PE5     5
#define PE4     4
#define PE3     3
#define PE2     2
#define PE1     1
#define PE0     0

#define PINF    _SFR_IO8(0x0F)
#define PINF7   7
#define PINF6   6
#define PINF5   5
#define PINF4   4
#define PINF3   3
#define PINF2   2
#define PINF1   1
#define PINF0   0

#define DDRF    _SFR_IO8(0x10)
#define DDF7    7
#define DDF6    6
#define DDF5    5
#define DDF4    4
#define DDF3    3
#define DDF2    2
#define DDF1    1
#define DDF0    0

#define PORTF   _SFR_IO8(0x11)
#define PF7     7
#define PF6     6
#define PF5     5
#define PF4     4
#define PF3     3
#define PF2     2
#define PF1     1
#define PF0     0

#define PING    _SFR_IO8(0x12)
#define PING5   5
#define PING4   4
#define PING3   3
#define PING2   2
#define PING1   1
#define PING0   0

#define DDRG    _SFR_IO8(0x13)
#define DDG4    4
#define DDG3    3
#define DDG2    2
#define DDG1    1
#define DDG0    0

#define PORTG   _SFR_IO8(0x14)
#define PG4     4
#define PG3     3
#define PG2     2
#define PG1     1
#define PG0     0

#define TIFR0   _SFR_IO8(0x15)
#define TOV0    0
#define OCF0A   1

#define TIFR1   _SFR_IO8(0x16)
#define TOV1    0
#define OCF1A   1
#define OCF1B   2
#define ICF1    5

#define TIFR2   _SFR_IO8(0x17)
#define TOV2    0
#define OCF2A   1

/* Reserved [0x18..0x1B] */

#define EIFR   _SFR_IO8(0x1C)
#define INTF0   0
#define PCIF0   4
#define PCIF1   5

#define EIMSK   _SFR_IO8(0x1D)
#define INT0    0
#define PCIE0   4
#define PCIE1   5

#define GPIOR0  _SFR_IO8(0x1E)

#define EECR    _SFR_IO8(0x1F)
#define EERE    0
#define EEWE    1
#define EEMWE   2
#define EERIE   3

#define EEDR    _SFR_IO8(0X20)

/* Combine EEARL and EEARH */
#define EEAR    _SFR_IO16(0x21)
#define EEARL   _SFR_IO8(0x21)
#define EEARH   _SFR_IO8(0X22)

/* 6-char sequence denoting where to find the EEPROM registers in memory space.
   Adresses denoted in hex syntax with uppercase letters. Used by the EEPROM
   subroutines.
   First two letters:  EECR address.
   Second two letters: EEDR address.
   Last two letters:   EEAR address.  */
#define __EEPROM_REG_LOCATIONS__ 1F2021


#define GTCCR   _SFR_IO8(0x23)
#define PSR10   0
#define PSR2    1
#define TSM     7

#define TCCR0A  _SFR_IO8(0x24)
#define CS00    0
#define CS01    1
#define CS02    2
#define WGM01   3
#define COM0A0  4
#define COM0A1  5
#define WGM00   6
#define FOC0A   7

/* Reserved [0x25] */

#define TCNT0   _SFR_IO8(0X26)

#define OCR0A   _SFR_IO8(0X27)

/* Reserved [0x28..0x29] */

#define GPIOR1  _SFR_IO8(0x2A)

#define GPIOR2  _SFR_IO8(0x2B)

#define SPCR    _SFR_IO8(0x2C)
#define SPR0    0
#define SPR1    1
#define CPHA    2
#define CPOL    3
#define MSTR    4
#define DORD    5
#define SPE     6
#define SPIE    7

#define SPSR    _SFR_IO8(0x2D)
#define SPI2X   0
#define WCOL    6
#define SPIF    7

#define SPDR    _SFR_IO8(0X2E)

/* Reserved [0x2F] */

#define ACSR    _SFR_IO8(0x30)
#define ACIS0   0
#define ACIS1   1
#define ACIC    2
#define ACIE    3
#define ACI     4
#define ACO     5
#define ACBG    6
#define ACD     7

#define OCDR    _SFR_IO8(0x31)
#define OCDR0   0
#define OCDR1   1
#define OCDR2   2
#define OCDR3   3
#define OCDR4   4
#define OCDR5   5
#define OCDR6   6
#define OCDR7   7
#define IDRD    7

/* Reserved [0x32] */

#define SMCR    _SFR_IO8(0x33)
#define SE      0
#define SM0     1
#define SM1     2
#define SM2     3

#define MCUSR   _SFR_IO8(0x34)
#define PORF    0
#define EXTRF   1
#define BORF    2
#define WDRF    3
#define JTRF    4

#define MCUCR   _SFR_IO8(0X35)
#define IVCE    0
#define IVSEL   1
#define PUD     4
#if defined(__AVR_ATmega325P__)
#define BODSE   5
#define BODS    6
#endif
#define JTD     7

/* Reserved [0x36] */

#define SPMCSR  _SFR_IO8(0x37)
#define SPMEN   0
#define PGERS   1
#define PGWRT   2
#define BLBSET  3
#define RWWSRE  4
#define RWWSB   6
#define SPMIE   7

/* Reserved [0x38..0x3C] */

/* SP [0x3D..0x3E] */
/* SREG [0x3F] */

#define WDTCR   _SFR_MEM8(0x60)
#define WDP0    0
#define WDP1    1
#define WDP2    2
#define WDE     3
#define WDCE    4

#define CLKPR   _SFR_MEM8(0x61)
#define CLKPS0  0
#define CLKPS1  1
#define CLKPS2  2
#define CLKPS3  3
#define CLKPCE  7

/* Reserved [0x62..0x63] */

#define PRR     _SFR_MEM8(0x64)
#define PRADC       0
#define PRUSART0    1
#define PRSPI       2
#define PRTIM1      3

/* Reserved [0x65] */

#define OSCCAL  _SFR_MEM8(0x66)

/* Reserved [0x67..0x68] */

#define EICRA   _SFR_MEM8(0x69)
#define ISC00   0
#define ISC01   1

/* Reserved [0x6A] */

#define PCMSK0  _SFR_MEM8(0x6B)
#define PCINT0  0
#define PCINT1  1
#define PCINT2  2
#define PCINT3  3
#define PCINT4  4
#define PCINT5  5
#define PCINT6  6
#define PCINT7  7

#define PCMSK1  _SFR_MEM8(0x6C)
#define PCINT8  0
#define PCINT9  1
#define PCINT10 2
#define PCINT11 3
#define PCINT12 4
#define PCINT13 5
#define PCINT14 6
#define PCINT15 7

/* Reserved [0x6D] */

#define TIMSK0  _SFR_MEM8(0x6E)
#define TOIE0   0
#define OCIE0A  1

#define TIMSK1  _SFR_MEM8(0x6F)
#define TOIE1   0
#define OCIE1A  1
#define OCIE1B  2
#define ICIE1   5

#define TIMSK2  _SFR_MEM8(0x70)
#define TOIE2   0
#define OCIE2A  1

/* Reserved [0x71..0x77] */

/* Combine ADCL and ADCH */
#ifndef __ASSEMBLER__
#define ADC     _SFR_MEM16(0x78)
#endif
#define ADCW    _SFR_MEM16(0x78)
#define ADCL    _SFR_MEM8(0x78)
#define ADCH    _SFR_MEM8(0x79)

#define ADCSRA  _SFR_MEM8(0x7A)
#define ADPS0   0
#define ADPS1   1
#define ADPS2   2
#define ADIE    3
#define ADIF    4
#define ADATE   5
#define ADSC    6
#define ADEN    7

#define ADCSRB  _SFR_MEM8(0x7B)
#define ADTS0   0
#define ADTS1   1
#define ADTS2   2
#define ACME    6

#define ADMUX   _SFR_MEM8(0x7C)
#define MUX0    0
#define MUX1    1
#define MUX2    2
#define MUX3    3
#define MUX4    4
#define ADLAR   5
#define REFS0   6
#define REFS1   7

/* Reserved [0x7D] */

#define DIDR0   _SFR_MEM8(0x7E)
#define ADC0D   0
#define ADC1D   1
#define ADC2D   2
#define ADC3D   3
#define ADC4D   4
#define ADC5D   5
#define ADC6D   6
#define ADC7D   7

#define DIDR1   _SFR_MEM8(0x7F)
#define AIN0D   0
#define AIN1D   1

#define TCCR1A  _SFR_MEM8(0X80)
#define WGM10   0
#define WGM11   1
#define COM1B0  4
#define COM1B1  5
#define COM1A0  6
#define COM1A1  7

#define TCCR1B  _SFR_MEM8(0X81)
#define CS10    0
#define CS11    1
#define CS12    2
#define WGM12   3
#define WGM13   4
#define ICES1   6
#define ICNC1   7

#define TCCR1C  _SFR_MEM8(0x82)
#define FOC1B   6
#define FOC1A   7

/* Reserved [0x83] */

/* Combine TCNT1L and TCNT1H */
#define TCNT1   _SFR_MEM16(0x84)

#define TCNT1L  _SFR_MEM8(0x84)
#define TCNT1H  _SFR_MEM8(0x85)

/* Combine ICR1L and ICR1H */
#define ICR1    _SFR_MEM16(0x86)

#define ICR1L   _SFR_MEM8(0x86)
#define ICR1H   _SFR_MEM8(0x87)

/* Combine OCR1AL and OCR1AH */
#define OCR1A   _SFR_MEM16(0x88)

#define OCR1AL  _SFR_MEM8(0x88)
#define OCR1AH  _SFR_MEM8(0x89)

/* Combine OCR1BL and OCR1BH */
#define OCR1B   _SFR_MEM16(0x8A)

#define OCR1BL  _SFR_MEM8(0x8A)
#define OCR1BH  _SFR_MEM8(0x8B)

/* Reserved [0x8C..0xAF] */

#define TCCR2A  _SFR_MEM8(0xB0)
#define CS20    0
#define CS21    1
#define CS22    2
#define WGM21   3
#define COM2A0  4
#define COM2A1  5
#define WGM20   6
#define FOC2A   7

/* Reserved [0xB1] */

#define TCNT2   _SFR_MEM8(0xB2)

#define OCR2A   _SFR_MEM8(0xB3)

/* Reserved [0xB4..0xB5] */

#define ASSR    _SFR_MEM8(0xB6)
#define TCR2UB  0
#define OCR2UB  1
#define TCN2UB  2
#define AS2     3
#define EXCLK   4

/* Reserved [0xB7] */

#define USICR   _SFR_MEM8(0xB8)
#define USITC   0
#define USICLK  1
#define USICS0  2
#define USICS1  3
#define USIWM0  4
#define USIWM1  5
#define USIOIE  6
#define USISIE  7

#define USISR   _SFR_MEM8(0xB9)
#define USICNT0 0
#define USICNT1 1
#define USICNT2 2
#define USICNT3 3
#define USIDC   4
#define USIPF   5
#define USIOIF  6
#define USISIF  7

#define USIDR   _SFR_MEM8(0xBA)

/* Reserved [0xBB..0xBF] */

#define UCSR0A  _SFR_MEM8(0xC0)
#define MPCM0   0
#define U2X0    1
#define UPE0    2
#define DOR0    3
#define FE0     4
#define UDRE0   5
#define TXC0    6
#define RXC0    7

#define UCSR0B  _SFR_MEM8(0XC1)
#define TXB80   0
#define RXB80   1
#define UCSZ02  2
#define TXEN0   3
#define RXEN0   4
#define UDRIE0  5
#define TXCIE0  6
#define RXCIE0  7

#define UCSR0C  _SFR_MEM8(0xC2)
#define UCPOL0  0
#define UCSZ00  1
#define UCSZ01  2
#define USBS0   3
#define UPM00   4
#define UPM01   5
#define UMSEL0  6

/* Reserved [0xC3] */

/* Combine UBRR0L and UBRR0H */
#define UBRR0   _SFR_MEM16(0xC4)

#define UBRR0L  _SFR_MEM8(0xC4)
#define UBRR0H  _SFR_MEM8(0xC5)

#define UDR0    _SFR_MEM8(0XC6)

/* Reserved [0xC7..0xFF] */


/* Interrupt vectors */
/* Vector 0 is the reset vector */
/* External Interrupt Request 0 */
#define INT0_vect                       _VECTOR(1)
#define SIG_INTERRUPT0                  _VECTOR(1)

/* Pin Change Interrupt Request 0 */
#define PCINT0_vect                     _VECTOR(2)
#define SIG_PIN_CHANGE0                 _VECTOR(2)

/* Pin Change Interrupt Request 1 */
#define PCINT1_vect                     _VECTOR(3)
#define SIG_PIN_CHANGE1                 _VECTOR(3)

/* Timer/Counter2 Compare Match */
#define TIMER2_COMP_vect                _VECTOR(4)
#define SIG_OUTPUT_COMPARE2             _VECTOR(4)

/* Timer/Counter2 Overflow */
#define TIMER2_OVF_vect                 _VECTOR(5)
#define SIG_OVERFLOW2                   _VECTOR(5)

/* Timer/Counter1 Capture Event */
#define TIMER1_CAPT_vect                _VECTOR(6)
#define SIG_INPUT_CAPTURE1              _VECTOR(6)

/* Timer/Counter1 Compare Match A */
#define TIMER1_COMPA_vect               _VECTOR(7)
#define SIG_OUTPUT_COMPARE1A            _VECTOR(7)

/* Timer/Counter Compare Match B */
#define TIMER1_COMPB_vect               _VECTOR(8)
#define SIG_OUTPUT_COMPARE1B            _VECTOR(8)

/* Timer/Counter1 Overflow */
#define TIMER1_OVF_vect                 _VECTOR(9)
#define SIG_OVERFLOW1                   _VECTOR(9)

/* Timer/Counter0 Compare Match */
#define TIMER0_COMP_vect                _VECTOR(10)
#define SIG_OUTPUT_COMPARE0             _VECTOR(10)

/* Timer/Counter0 Overflow */
#define TIMER0_OVF_vect                 _VECTOR(11)
#define SIG_OVERFLOW0                   _VECTOR(11)

/* SPI Serial Transfer Complete */
#define SPI_STC_vect                    _VECTOR(12)
#define SIG_SPI                         _VECTOR(12)

/* USART0, Rx Complete */
#define USART0_RX_vect                  _VECTOR(13)
#define SIG_UART_RECV                   _VECTOR(13)

/* USART0 Data register Empty */
#define USART0_UDRE_vect                _VECTOR(14)
#define SIG_UART_DATA                   _VECTOR(14)

/* USART0, Tx Complete */
#define USART0_TX_vect                  _VECTOR(15)
#define SIG_UART_TRANS                  _VECTOR(15)

/* USI Start Condition */
#define USI_START_vect                  _VECTOR(16)
#define SIG_USI_START                   _VECTOR(16)

/* USI Overflow */
#define USI_OVERFLOW_vect               _VECTOR(17)
#define SIG_USI_OVERFLOW                _VECTOR(17)

/* Analog Comparator */
#define ANALOG_COMP_vect                _VECTOR(18)
#define SIG_COMPARATOR                  _VECTOR(18)

/* ADC Conversion Complete */
#define ADC_vect                        _VECTOR(19)
#define SIG_ADC                         _VECTOR(19)

/* EEPROM Ready */
#define EE_READY_vect                   _VECTOR(20)
#define SIG_EEPROM_READY                _VECTOR(20)

/* Store Program Memory Read */
#define SPM_READY_vect                  _VECTOR(21)
#define SIG_SPM_READY                   _VECTOR(21)

/* Vector 22 is Reserved */

#define _VECTORS_SIZE 92


/* Constants */
#define SPM_PAGESIZE    128
#define RAMEND          0x8FF
#define XRAMEND         RAMEND
#define E2END           0x3FF
#define E2PAGESIZE      4
#define FLASHEND        0x7FFF


/* Fuses */

#define FUSE_MEMORY_SIZE 3

/* Low Fuse Byte */
#define FUSE_CKSEL0      (unsigned char)~_BV(0)
#define FUSE_CKSEL1      (unsigned char)~_BV(1)
#define FUSE_CKSEL2      (unsigned char)~_BV(2)
#define FUSE_CKSEL3      (unsigned char)~_BV(3)
#define FUSE_SUT0        (unsigned char)~_BV(4)
#define FUSE_SUT1        (unsigned char)~_BV(5)
#define FUSE_CKOUT       (unsigned char)~_BV(6)
#define FUSE_CKDIV8      (unsigned char)~_BV(7)
#define LFUSE_DEFAULT (FUSE_CKSEL0 & FUSE_CKSEL2 & FUSE_CKSEL3 & FUSE_SUT0 & FUSE_CKDIV8)

/* High Fuse Byte */
#define FUSE_BOOTRST     (unsigned char)~_BV(0)
#define FUSE_BOOTSZ0     (unsigned char)~_BV(1)
#define FUSE_BOOTSZ1     (unsigned char)~_BV(2)
#define FUSE_EESAVE      (unsigned char)~_BV(3)
#define FUSE_WDTON       (unsigned char)~_BV(4)
#define FUSE_SPIEN       (unsigned char)~_BV(5)
#define FUSE_JTAGEN      (unsigned char)~_BV(6)
#define FUSE_OCDEN       (unsigned char)~_BV(7)
#define HFUSE_DEFAULT (FUSE_BOOTSZ0 & FUSE_BOOTSZ1 & FUSE_SPIEN & FUSE_JTAGEN)

/* Extended Fuse Byte */
#define FUSE_RSTDISBL    (unsigned char)~_BV(0)
#define FUSE_BODLEVEL0   (unsigned char)~_BV(1)
#define FUSE_BODLEVEL1   (unsigned char)~_BV(2)
#define EFUSE_DEFAULT (0xFF)


/* Lock Bits */
#define __LOCK_BITS_EXIST
#define __BOOT_LOCK_BITS_0_EXIST
#define __BOOT_LOCK_BITS_1_EXIST 


/* Signature */
#define SIGNATURE_0 0x1E
#define SIGNATURE_1 0x95
#define SIGNATURE_2 0x05


#endif /* _AVR_IOM325_H_ */