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/*
Example for Charliplexing library
Alex Wenger <a.wenger@gmx.de> http://arduinobuch.wordpress.com/
History:
30/Dez/09 - V0.0 wrote the first version at 26C3/Berlin
*/
#include "Charliplexing.h"
#include "WProgram.h"
void setup();
void heart();
void loop();
struct point {
uint8_t xp; // Point Position in X direction (multplied by 16)
uint8_t x_speed; // Speed
uint8_t flag;
} points[9];
void setup() // run once, when the sketch starts
{
LedSign::Init();
for(uint8_t i = 0; i < 9; i++)
{
points[i].xp = 0;
points[i].x_speed = random(1, 16);
points[i].flag = 1;
}
}
uint8_t heart_p[] = {
4,5,
3,4,
2,4,
5,4,
6,4,
7,5,
1,5,
7,6,
1,6,
6,7,
2,7,
5,8,
3,8,
4,9,
};
void heart()
{
for(uint8_t y = 0; y < 9; y++)
for(uint8_t x = 3; x < 11; x++)
{
LedSign::Set(x,y,0);
}
for(uint8_t i = 0; i < 14; i++)
{
LedSign::Set(heart_p[i*2+1],heart_p[i*2],1);
}
}
uint8_t heart_flag;
void loop() // run over and over again
{
for(uint8_t i = 0; i < 9; i++)
{
points[i].xp += points[i].x_speed;
if (points[i].xp >= 14*16)
{
points[i].x_speed = random(1, 16);
points[i].xp = 0;
points[i].flag ^= 1;
}
LedSign::Set(points[i].xp/16,i,points[i].flag);
}
heart_flag++;
if (heart_flag < 20) {
heart();
}
delay(40);
}
int main(void)
{
init();
setup();
for (;;)
loop();
return 0;
}
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