iotn11.h

Go to the documentation of this file.

/*
 * Copyright (c) 2002, 2005 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.
 *
 *  * 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.
 */

#ifndef _AVR_IOTN11_H_
#define _AVR_IOTN11_H_ 1

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

#ifndef _AVR_IOXXX_H_
#  define _AVR_IOXXX_H_ "iotn11.h"
#else
#  error "Attempt to include more than one <avr/ioXXX.h> file."
#endif

#ifndef __ASSEMBLER__
#  warning "MCU not supported by the C compiler"
#endif

/* I/O registers */

/* 0x00..0x07 reserved */

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

/* 0x09..0x15 reserved */

/* 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)

/* 0x19..0x20 reserved */

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

/* 0x22..0x31 reserved */

/* Timer/Counter0 (8-bit) */
#define TCNT0   _SFR_IO8(0x32)

/* Timer/Counter0 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)

/* 0x36..0x37 reserved */

/* 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)

/* 0x3C..0x3E reserved */

/* 0x3F SREG */

/* Interrupt vectors */

/* External Interrupt 0 */
#define INT0_vect                       _VECTOR(1)
#define SIG_INTERRUPT0                  _VECTOR(1)

/* External Interrupt Request 0 */
#define IO_PINS_vect                    _VECTOR(2)
#define SIG_PIN                         _VECTOR(2)
#define SIG_PIN_CHANGE                  _VECTOR(2)

/* Timer/Counter0 Overflow */
#define TIMER0_OVF_vect                 _VECTOR(3)
#define SIG_OVERFLOW0                   _VECTOR(3)

/* Analog Comparator */
#define ANA_COMP_vect                   _VECTOR(4)
#define SIG_COMPARATOR                  _VECTOR(4)

#define _VECTORS_SIZE 10

/* Bit numbers */

/* GIMSK */
#define INT0    6
#define PCIE    5

/* GIFR */
#define INTF0   6
#define PCIF    5

/* TIMSK */
#define TOIE0   1

/* TIFR */
#define TOV0    1

/* MCUCR */
#define SE      5
#define SM      4
#define ISC01   1
#define ISC00   0

/* TCCR0 */
#define CS02    2
#define CS01    1
#define CS00    0

/* WDTCR */
#define WDTOE   4
#define WDE     3
#define WDP2    2
#define WDP1    1
#define WDP0    0

/*
   PB5 = RESET#
   PB4 = XTAL2
   PB3 = XTAL1
   PB2 = T0
   PB1 = INT0 / AIN1
   PB0 = AIN0
 */

/* PORTB */
#define PB4     4
#define PB3     3
#define PB2     2
#define PB1     1
#define PB0     0

/* DDRB */
#define DDB4    4
#define DDB3    3
#define DDB2    2
#define DDB1    1
#define DDB0    0

/* PINB */
#define PINB5   5
#define PINB4   4
#define PINB3   3
#define PINB2   2
#define PINB1   1
#define PINB0   0

/* ACSR */
#define ACD     7
#define ACO     5
#define ACI     4
#define ACIE    3
#define ACIS1   1
#define ACIS0   0

/* Last memory addresses */
#define RAMEND          0x1F
#define XRAMEND         0x0
#define E2END           0x0
#define E2PAGESIZE  2
#define FLASHEND        0x3FF


/* Fuses */

#define FUSE_MEMORY_SIZE 1

/* 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_RSTDISBL    (unsigned char)~_BV(3)
#define FUSE_FSTRT       (unsigned char)~_BV(4)
#define FUSE_DEFAULT (FUSE_CKSEL0 & FUSE_CKSEL1)


/* Lock Bits */
#define __LOCK_BITS_EXIST


/* Signature */
#define SIGNATURE_0 0x1E
#define SIGNATURE_1 0x90
#define SIGNATURE_2 0x04


#endif /* _AVR_IOTN11_H_ */