---

io8535.h

/* Copyright (c) 2002, Marek Michalkiewicz
   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.

  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. */

/* avr/io8535.h - definitions for AT90S8535 */

#ifndef _AVR_IO8535_H_
#define _AVR_IO8535_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_ "io8535.h"
#else
#  error "Attempt to include more than one <avr/ioXXX.h> file."
#endif 

#include <avr/sfr_defs.h>

/* I/O registers */

/* ADC Data register */
#define ADCW    _SFR_IO16(0x04)
#define ADCL    _SFR_IO8(0x04)
#define ADCH    _SFR_IO8(0x05)

/* ADC Control and Status Register */
#define ADCSR   _SFR_IO8(0x06)

/* ADC MUX */
#define ADMUX   _SFR_IO8(0x07)

/* Analog Comparator Control and Status Register */
#define ACSR    _SFR_IO8(0x08)

/* UART Baud Rate Register */
#define UBRR    _SFR_IO8(0x09)

/* UART Control Register */
#define UCR     _SFR_IO8(0x0A)

/* UART Status Register */
#define USR     _SFR_IO8(0x0B)

/* UART I/O Data Register */
#define UDR     _SFR_IO8(0x0C)

/* SPI Control Register */
#define SPCR    _SFR_IO8(0x0D)

/* SPI Status Register */
#define SPSR    _SFR_IO8(0x0E)

/* SPI I/O Data Register */
#define SPDR    _SFR_IO8(0x0F)

/* Input Pins, Port D */
#define PIND    _SFR_IO8(0x10)

/* Data Direction Register, Port D */
#define DDRD    _SFR_IO8(0x11)

/* Data Register, Port D */
#define PORTD   _SFR_IO8(0x12)

/* Input Pins, Port C */
#define PINC    _SFR_IO8(0x13)

/* Data Direction Register, Port C */
#define DDRC    _SFR_IO8(0x14)

/* Data Register, Port C */
#define PORTC   _SFR_IO8(0x15)

/* Input Pins, Port B */
#define PINB    _SFR_IO8(0x16)

/* Data Direction Register, Port B */
#define DDRB    _SFR_IO8(0x17)

/* Data Register, Port B */
#define PORTB   _SFR_IO8(0x18)

/* Input Pins, Port A */
#define PINA    _SFR_IO8(0x19)

/* Data Direction Register, Port A */
#define DDRA    _SFR_IO8(0x1A)

/* Data Register, Port A */
#define PORTA   _SFR_IO8(0x1B)

/* EEPROM Control Register */
#define EECR    _SFR_IO8(0x1C)

/* EEPROM Data Register */
#define EEDR    _SFR_IO8(0x1D)

/* EEPROM Address Register */
#define EEAR    _SFR_IO16(0x1E)
#define EEARL   _SFR_IO8(0x1E)
#define EEARH   _SFR_IO8(0x1F)

/* Watchdog Timer Control Register */
#define WDTCR   _SFR_IO8(0x21)

/* Asynchronous mode Status Register */
#define ASSR    _SFR_IO8(0x22)

/* Timer/Counter2 Output Compare Register */
#define OCR2    _SFR_IO8(0x23)

/* Timer/Counter 2 */
#define TCNT2   _SFR_IO8(0x24)

/* Timer/Counter 2 Control Register */
#define TCCR2   _SFR_IO8(0x25)

/* T/C 1 Input Capture Register */
#define ICR1    _SFR_IO16(0x26)
#define ICR1L   _SFR_IO8(0x26)
#define ICR1H   _SFR_IO8(0x27)

/* Timer/Counter1 Output Compare Register B */
#define OCR1B   _SFR_IO16(0x28)
#define OCR1BL  _SFR_IO8(0x28)
#define OCR1BH  _SFR_IO8(0x29)

/* Timer/Counter1 Output Compare Register A */
#define OCR1A   _SFR_IO16(0x2A)
#define OCR1AL  _SFR_IO8(0x2A)
#define OCR1AH  _SFR_IO8(0x2B)

/* Timer/Counter 1 */
#define TCNT1   _SFR_IO16(0x2C)
#define TCNT1L  _SFR_IO8(0x2C)
#define TCNT1H  _SFR_IO8(0x2D)

/* Timer/Counter 1 Control and Status Register */
#define TCCR1B  _SFR_IO8(0x2E)

/* Timer/Counter 1 Control Register */
#define TCCR1A  _SFR_IO8(0x2F)

/* Timer/Counter 0 */
#define TCNT0   _SFR_IO8(0x32)

/* Timer/Counter 0 Control Register */
#define TCCR0   _SFR_IO8(0x33)

/* MCU general Status Register */
#define MCUSR   _SFR_IO8(0x34)

/* MCU general Control Register */
#define MCUCR   _SFR_IO8(0x35)

/* Timer/Counter Interrupt Flag register */
#define TIFR    _SFR_IO8(0x38)

/* Timer/Counter Interrupt MaSK register */
#define TIMSK   _SFR_IO8(0x39)

/* General Interrupt Flag Register */
#define GIFR    _SFR_IO8(0x3A)

/* General Interrupt MaSK register */
#define GIMSK   _SFR_IO8(0x3B)

/* Stack Pointer */
#define SP      _SFR_IO16(0x3D)
#define SPL     _SFR_IO8(0x3D)
#define SPH     _SFR_IO8(0x3E)

/* Status REGister */
#define SREG    _SFR_IO8(0x3F)

/* Interrupt vectors */

#define SIG_INTERRUPT0          _VECTOR(1)
#define SIG_INTERRUPT1          _VECTOR(2)
#define SIG_OUTPUT_COMPARE2     _VECTOR(3)
#define SIG_OVERFLOW2           _VECTOR(4)
#define SIG_INPUT_CAPTURE1      _VECTOR(5)
#define SIG_OUTPUT_COMPARE1A    _VECTOR(6)
#define SIG_OUTPUT_COMPARE1B    _VECTOR(7)
#define SIG_OVERFLOW1           _VECTOR(8)
#define SIG_OVERFLOW0           _VECTOR(9)
#define SIG_SPI                 _VECTOR(10)
#define SIG_UART_RECV           _VECTOR(11)
#define SIG_UART_DATA           _VECTOR(12)
#define SIG_UART_TRANS          _VECTOR(13)
#define SIG_ADC                 _VECTOR(14)
#define SIG_EEPROM_READY        _VECTOR(15)
#define SIG_COMPARATOR          _VECTOR(16)

#define _VECTORS_SIZE 34

/*
   The Register Bit names are represented by their bit number (0-7).
*/

/* MCU general Status Register */
#define    EXTRF       1
#define    PORF        0

/* General Interrupt MaSK register */
#define    INT1        7
#define    INT0        6

/* General Interrupt Flag Register */
#define    INTF1       7
#define    INTF0       6

/* Timer/Counter Interrupt MaSK register */
#define    OCIE2       7
#define    TOIE2       6
#define    TICIE1      5
#define    OCIE1A      4
#define    OCIE1B      3
#define    TOIE1       2
#define    TOIE0       0

/* Timer/Counter Interrupt Flag register */
#define    OCF2         7
#define    TOV2         6
#define    ICF1         5
#define    OCF1A        4
#define    OCF1B        3
#define    TOV1         2
#define    TOV0         0

/* MCU general Control Register */
#define    SE           6
#define    SM1          5
#define    SM0          4
#define    ISC11        3
#define    ISC10        2
#define    ISC01        1
#define    ISC00        0

/* Timer/Counter 0 Control Register */
#define    CS02         2
#define    CS01         1
#define    CS00         0

/* Timer/Counter 1 Control Register */
#define    COM1A1       7
#define    COM1A0       6
#define    COM1B1       5
#define    COM1B0       4
#define    PWM11        1
#define    PWM10        0

/* Timer/Counter 1 Control and Status Register */
#define    ICNC1        7
#define    ICES1        6
#define    CTC1         3
#define    CS12         2
#define    CS11         1
#define    CS10         0

/* Timer/Counter 2 Control Register */
#define    PWM2         6
#define    COM21        5
#define    COM20        4
#define    CTC2         3
#define    CS22         2
#define    CS21         1
#define    CS20         0

/* Asynchronous mode Status Register */
#define    AS2          3
#define    TCN2UB       2
#define    OCR2UB       1
#define    TCR2UB       0

/* Watchdog Timer Control Register */
#define    WDTOE        4
#define    WDE          3
#define    WDP2         2
#define    WDP1         1
#define    WDP0         0

/* EEPROM Control Register */
#define    EERIE        3
#define    EEMWE        2
#define    EEWE         1
#define    EERE         0

/* Data Register, Port A */
#define    PA7      7
#define    PA6      6
#define    PA5      5
#define    PA4      4
#define    PA3      3
#define    PA2      2
#define    PA1      1
#define    PA0      0

/* Data Direction Register, Port A */
#define    DDA7     7
#define    DDA6     6
#define    DDA5     5
#define    DDA4     4
#define    DDA3     3
#define    DDA2     2
#define    DDA1     1
#define    DDA0     0

/* Input Pins, Port A */
#define    PINA7    7
#define    PINA6    6
#define    PINA5    5
#define    PINA4    4
#define    PINA3    3
#define    PINA2    2
#define    PINA1    1
#define    PINA0    0

/* Data Register, Port B */
#define    PB7      7
#define    PB6      6
#define    PB5      5
#define    PB4      4
#define    PB3      3
#define    PB2      2
#define    PB1      1
#define    PB0      0

/* Data Direction Register, Port B */
#define    DDB7     7
#define    DDB6     6
#define    DDB5     5
#define    DDB4     4
#define    DDB3     3
#define    DDB2     2
#define    DDB1     1
#define    DDB0     0

/* Input Pins, Port B */
#define    PINB7    7
#define    PINB6    6
#define    PINB5    5
#define    PINB4    4
#define    PINB3    3
#define    PINB2    2
#define    PINB1    1
#define    PINB0    0

/* Data Register, Port C */
#define    PC7      7
#define    PC6      6
#define    PC5      5
#define    PC4      4
#define    PC3      3
#define    PC2      2
#define    PC1      1
#define    PC0      0

/* Data Direction Register, Port C */
#define    DDC7     7
#define    DDC6     6
#define    DDC5     5
#define    DDC4     4
#define    DDC3     3
#define    DDC2     2
#define    DDC1     1
#define    DDC0     0

/* Input Pins, Port C */
#define    PINC7    7
#define    PINC6    6
#define    PINC5    5
#define    PINC4    4
#define    PINC3    3
#define    PINC2    2
#define    PINC1    1
#define    PINC0    0

/* Data Register, Port D */
#define    PD7      7
#define    PD6      6
#define    PD5      5
#define    PD4      4
#define    PD3      3
#define    PD2      2
#define    PD1      1
#define    PD0      0

/* Data Direction Register, Port D */
#define    DDD7     7
#define    DDD6     6
#define    DDD5     5
#define    DDD4     4
#define    DDD3     3
#define    DDD2     2
#define    DDD1     1
#define    DDD0     0

/* Input Pins, Port D */
#define    PIND7     7
#define    PIND6     6
#define    PIND5     5
#define    PIND4     4
#define    PIND3     3
#define    PIND2     2
#define    PIND1     1
#define    PIND0     0

/* SPI Control Register */
#define    SPIE     7
#define    SPE     6
#define    DORD     5
#define    MSTR     4
#define    CPOL     3
#define    CPHA     2
#define    SPR1     1
#define    SPR0     0

/* SPI Status Register */
#define    SPIF     7
#define    WCOL     6

/* UART Status Register */
#define    RXC      7
#define    TXC      6
#define    UDRE     5
#define    FE       4
#define    DOR      3

/* UART Control Register */
#define    RXCIE    7
#define    TXCIE    6
#define    UDRIE    5
#define    RXEN     4
#define    TXEN     3
#define    CHR9     2
#define    RXB8     1
#define    TXB8     0

/* Analog Comparator Control and Status Register */
#define    ACD      7
#define    ACO      5
#define    ACI      4
#define    ACIE     3
#define    ACIC     2
#define    ACIS1    1
#define    ACIS0    0

/* ADC MUX */
#define    MUX2     2
#define    MUX1     1
#define    MUX0     0

/* ADC Control and Status Register */
#define    ADEN     7
#define    ADSC     6
#define    ADFR     5
#define    ADIF     4
#define    ADIE     3
#define    ADPS2    2
#define    ADPS1    1
#define    ADPS0    0

/* Pointer definition   */
#define    XL     r26
#define    XH     r27
#define    YL     r28
#define    YH     r29
#define    ZL     r30
#define    ZH     r31

/* Constants */
#define    RAMEND   0x25F    /*Last On-Chip SRAM location*/
#define    XRAMEND  0x25F
#define    E2END    0x1FF
#define    FLASHEND 0x1FFF

#endif /* _AVR_IO8535_H_ */

---