AVRISP mkII löst permanent Reset aus

/*

 * Cocktailmaschine_Mainboard.c

 *

 * Created: 26.04.2012 20:35:27

 *  Author: Andreas F.

    Cocktailmachine Firmware

    Copyright (C) 2012  Andreas F.

    This program is free software: you can redistribute it and/or modify

    it under the terms of the GNU General Public License as published by

    the Free Software Foundation, either version 3 of the License, or

    (at your option) any later version.

    This program is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */ 

/*-----------------Einstellungen------------------*/

#ifndef F_CPU

#warning "F_CPU war nicht definiert. Wird jetzt definiert"

#define F_CPU 16000000UL

#endif

/*-------------------Includes---------------------*/

#include <avr/io.h>

#include <util/delay.h>

/*------------Defines für Motor-Pins--------------*/

/*Motor 1*/

#define en1      PA0

#define dir1    PA1

#define clk1    PA2

#define m1_port    PORTA

/*Motor 2*/

#define en2      PB0

#define dir2    PB1

#define clk2    PB2

#define m2_port    PORTB

/*Motor 3*/

#define en3      PC2

#define dir3    PC3

#define clk3    PC4

#define m3_port    PORTC

/*Motor 4*/

#define en4      PC5

#define dir4    PC6

#define clk4    PC7

#define m4_port    PORTC

/*------------Defines für Pollin-Board------------*/

/*SPI-Bus*/

#define MOSI_pin    PB5

#define MISO_pin    PB6

#define SCK_pin      PB7

/*I²C-Bus*/

#define SCL_pin      PC0

#define SDA_pin      PC1

/*RS232*/

#define RXD_pin      PD0

#define TCD_pin      PD1

/*LEDs und Taster*/

#define Taster1      PD2

#define Taster2      PD3

#define Taster3      PD4

#define LED1      PD5

#define LED2      PD6

#define Summer      PD7

/*------------------Konstanten--------------------*/

#define BAUDRATE    9600UL

#define TIME      500

/*------------------------------------------------*/

void beep ()

{

  for (int i=0;i<100;i++)

  {

    PORTD |= (1<<Summer);

    _delay_us(500);

    PORTD &= ~(1<<Summer);

    _delay_us(500);

  }

    for (int i=0;i<100;i++)

  {

    PORTD |= (1<<Summer);

    _delay_us(270);

    PORTD &= ~(1<<Summer);

    _delay_us(270);

  }

}

void motor1_run(int dir, int steps)

{

  //Enable Bit setzen

    m1_port |= (1<<en1);

    //Direction Bit

    if (dir == 1)  m1_port |= (1<<dir1);  

    else      m1_port &= ~(1<<dir1);

    //CLOCK senden

    for (steps;steps>0;steps--)

    {

      m1_port &= ~(1<<clk1);

      _delay_ms(100);

      m1_port |= (1<<clk1);

      _delay_ms(100);

    }

    //Enable Bit löschen

    m1_port &= (1<<en1);

}

void motor2_run(int dir, int steps)

{

  //Enable Bit setzen

    m2_port |= (1<<en2);

    //Direction Bit

    if (dir == 1)  m2_port |= (1<<dir2);  

    else      m2_port &= ~(1<<dir2);

    //CLOCK senden

    for (steps;steps>0;steps--)

    {

      m2_port &= ~(1<<clk2);

      _delay_ms(100);

      m2_port |= (1<<clk2);

      _delay_ms(100);

    }

    //Enable Bit löschen

    m2_port &= (1<<en2);

}

void motor3_run(int dir, int steps)

{

  //Enable Bit setzen

    m3_port |= (1<<en3);

    //Direction Bit

    if (dir == 1)  m3_port |= (1<<dir3);  

    else      m3_port &= ~(1<<dir3);

    //CLOCK senden

    for (steps;steps>0;steps--)

    {

      m3_port &= ~(1<<clk3);

      _delay_ms(100);

      m3_port |= (1<<clk3);

      _delay_ms(100);

    }

    //Enable Bit löschen

    m3_port &= (1<<en3);

}

void motor4_run(int dir, int steps)

{

  //Enable Bit setzen

    m4_port |= (1<<en4);

    //Direction Bit

    if (dir == 1)  m4_port |= (1<<dir4);  

    else      m4_port &= ~(1<<dir4);

    //CLOCK senden

    for (steps;steps>0;steps--)

    {

      m4_port &= ~(1<<clk4);

      _delay_ms(100);

      m4_port |= (1<<clk4);

      _delay_ms(100);

    }

    //Enable Bit löschen

    m4_port &= (1<<en4);

}

void wodka_lemon()

{

  motor1_run(0,100);

  motor2_run(0,500);

}

int main(void)

{

  /*----------------Initialisierung-----------------*/

  /*Ports konfigurieren 1=Ausgang 0=Eingang*/

  DDRA = 0b00000111;      //MOSI, MISO, SCK, SCL, SDA, RXD und TXD ???

  DDRB = 0b00000111;

  DDRC = 0b11111100;

  DDRD = 0b11100010;

  /*Grundzustand Ports

    CLK Signale werden standardmäßig auf HIGH gesetzt (CLOCK von L297 Active Low)*/

  PORTA = 0b00000100;

  PORTB = 0b00000100;

  PORTC = 0b10010000;

  PORTD = 0b00000000;

  /*-----------------Hauptprogramm------------------*/

  beep();

    while(1)

    {

    PORTD &= ~(1<<LED1);

        PORTD |= (1<<LED2);

    _delay_ms(TIME);

    PORTD &= ~(1<<LED2);

    PORTD |= (1<<LED1);

    _delay_ms(TIME);

  }

  return 0;

}