leddie/firmware/main.c
2024-02-04 19:59:12 +01:00

145 lines
2.1 KiB
C

#include <avr/io.h>
#include <util/delay.h>
#include <string.h>
#include "lib/light_ws2812.h"
#include "lib/pm.h"
#include "lib/mma8653.h"
#define STRIPLEN 10
struct cRGB led[STRIPLEN];
int brightness = 9;
void update() {
ws2812_setleds(led, STRIPLEN);
if (!(PIND & (1 << 3)))
pm_reset();
}
int axl_test()
{
int ret;
int c = 0;
struct axl_result measurements;
int dir_x;
int dir_y;
int ledno;
int intens;
pm_axl_on();
_delay_ms(50);
ret = mma8653_init();
if (ret) {
led[8].b = 0x10;
update();
while(1);
}
while(1) {
c++;
#define THRES 10
ret = mma8653_get_measurements(&measurements);
dir_x = 0;
if (measurements.x > THRES)
dir_x = -1;
else if (measurements.x < -THRES)
dir_x = 1;
dir_y = 0;
if (measurements.y > THRES)
dir_y = 1;
else if (measurements.y < -THRES)
dir_y = -1;
if (dir_y == -1)
ledno = dir_x + 1;
else if (dir_y == 0)
ledno = 3 + 1 -dir_x;
else if (dir_y == 1)
ledno = dir_x + 6 + 1;
intens = abs(measurements.x + measurements.y);
intens = intens >> 2;
if (intens < 1)
intens = 1;
if (measurements.z > 0)
led[ledno].b = intens;
else
led[ledno].r = intens;
if (ret)
led[ret].r = 0x10;
/*if (ret) {
led[8].g = 0;
led[8].r = c & 1;
} else {
led[8].r = 0;
led[8].g = c & 1;
}*/
update();
//_delay_ms(50);
memset(led, 0, 9 * 3);
//update();
_delay_ms(50);
}
}
int main()
{
pm_init();
_delay_ms(1);
memset(led, 0, STRIPLEN * 3);
for(int i = 0; i<STRIPLEN; ++i) {
led[i].g = 0x10;
update();
_delay_ms(30);
led[i].g = 0x0;
}
update();
axl_test();
while (1) {
led[0].r = brightness;
led[2].b = 0;
update();
_delay_ms(250);
led[1].g = brightness;
led[0].r = 0;
update();
_delay_ms(250);
led[1].g = 0;
led[2].b = brightness;
update();
_delay_ms(250);
for (int i=0; i<STRIPLEN; ++i) {
led[i].r=brightness;
led[i].g=brightness;
led[i].b=brightness;
}
update();
_delay_ms(50);
for (int i=0; i<STRIPLEN; ++i) {
led[i].r=0;
led[i].g=0;
led[i].b=0;
}
update();
_delay_ms(200);
}
}
// User button interrupt
ISR(INT1_vect)
{
pm_reset();
return;
}