bulb

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/* bulb - BlinkenArea ultimate logo board
   Copyright (C) 2015 Martin Müllenhaupt <mm+bulb@netlair.de>
   Copyleft: GNU public license - http://www.gnu.org/copyleft/gpl.html
*/
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#define F_CPU 8000000UL // 8 MHz
#include <util/delay.h>
#include <stdlib.h>
#define ROW_COUNT 6
#define COLUMN_COUNT 7
#define MAX_ROW_TIME 16
struct Frame
{
  uint8_t data[3][COLUMN_COUNT];
  uint8_t time;
};
#include "animations/testbild.c"
uint8_t currentFrame = 0;
ISR(TIMER1_COMPA_vect)
{
  static uint8_t row = 0;
  static uint8_t timeRow = 0;
  static uint16_t timeFrame = 0;
  ++timeRow;
  if (timeRow >= MAX_ROW_TIME)
  {
    row = (row + 1) % ROW_COUNT;
    PORTB = 0;
    PORTD = ~(1 << row);
    timeRow = 0;
    /* upon complete draw cycle increase frame time */
    if (row == 0)
    {
      ++timeFrame;
      if (timeFrame >= pgm_read_byte(&(animation[currentFrame].time))*4)
      {
        currentFrame = (currentFrame + 1) % ANIMATION_SIZE;
        timeFrame = 0;
      }
    }
 
 
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