rgbyteclock-code/rgbyteclock.c

188 lines
3.8 KiB
C

/*
* ----------------------------------------------------------------------------
* "THE BEER-WARE LICENSE" (Revision 42):
* <struppi@struppi.name> wrote this file. As long as you retain this notice you
* can do whatever you want with this stuff. If we meet some day, and you think
* this stuff is worth it, you can buy me a beer in return.
* (c) 2014 Stefan Rupp
* ----------------------------------------------------------------------------
*/
#include "rgbyteclock.h"
#include "timer.h"
#include "rtc.h"
#include "lcd.h"
#include "ledcontroller.h"
enum { LED_OFF, LED_GLOW, LED_S0, LED_S1, LED_S2, LED_S3, LED_S4, LED_S5};
uint16_t led_values[] = {0x00, 0x00cf, 0x00, 0x04ff, 0x08ff, 0x10ff, 0x20ff};
void rgbyteclock_rounds(void)
{
led_turn_all_on();
while (1) {
//PORTC ^= (1<<PC5);
for (int i=0; i<14; i++) {
led_set(i, 0x1ff, 0x00, 0x00);
led_flush();
timer_wait(50);
}
for (int i=0; i<14; i++) {
led_set(i, 0x00, 0x1ff, 0x00);
led_flush();
timer_wait(50);
}
//timer_wait(100);
for (int i=0; i<14; i++) {
led_set(i, 0x00, 0x00, 0x1ff);
led_flush();
timer_wait(20);
}
//timer_wait(100);
}
}
void rgbyteclock_rounds_colored(void)
{
uint16_t brightness = 0x00ff;
uint8_t color_start = 0;
uint8_t color;
led_turn_all_on();
while (1) {
color_start++;
if (color_start > 2) { color_start = 0; }
color = color_start;
for (int led=0; led<12; led++) {
color++;
switch (color) {
case 1:
led_set(led, 0x00, brightness, 0x00);
break;
case 2:
led_set(led, 0x00, 0x00, brightness);
break;
default:
color = 0;
led_set(led, brightness, 0x00, 0x00);
break;
}
led_flush();
timer_wait(5);
}
brightness = brightness + brightness/20;
if (brightness > 0x4fff) {
brightness = 0xff;
}
}
}
void rgbyteclock_secwatch(void)
{
uint8_t hours, mins;
uint32_t t, t_last=0;
led_turn_all_on();
while (1) {
t = timer_get()/1000;
if (t != t_last) {
t_last = t;
mins = t%60;
hours = t/60;
uint8_t l_mins = mins/5;
uint8_t l_hours = hours/5;
led_clear();
if (l_mins != l_hours) {
led_set(l_mins, 0, 0x7ff, 0);
led_set(l_hours, 0, 0, 0x7ff);
}
else {
led_set(l_mins, 0, 0x7ff, 0x7ff);
}
led_flush();
}
}
}
void rgbyteclock_secwatch_glide(void)
{
uint8_t hours, mins;
uint32_t t, t_last=0;
led_turn_all_on();
while (1) {
t = rtc_get();
if (t != t_last) {
t_last = t;
mins = t%60;
hours = t/60;
uint8_t l_mins = mins/5;
uint8_t l_hours = hours/5;
uint8_t l_mins_next = l_mins+1;
uint8_t l_hours_next = l_hours+1;
if (l_mins_next > 11) { l_mins_next = 0; }
if (l_hours_next > 11) { l_hours_next = 0; }
uint16_t d_m1, d_m2;
uint16_t d_h1, d_h2;
/*
d_m2 = ((mins%5)*d_bright)/4;
d_h2 = ((hours%5)*d_bright)/4;
d_m1 = ((4-(mins%5))*d_bright)/4;
d_h1 = ((4-(hours%5))*d_bright)/4;
*/
d_m2 = led_values[(mins%5)+2];
d_h2 = led_values[(hours%5)+2];
d_m1 = led_values[4-(mins%5)+2];
d_h1 = led_values[4-(hours%5)+2];
uint16_t d_dark = led_values[1];
led_clear();
for (int led=0;led<12;led++) {
led_set(led, d_dark, 0, 0);
}
if (l_mins != l_hours) {
led_set(l_mins, d_dark, d_m1, 0);
led_set(l_hours, d_dark, 0, d_h1);
led_set(l_mins_next, d_dark, d_m2, 0);
led_set(l_hours_next, d_dark, 0, d_h2);
}
else {
led_set(l_mins, 0xf, d_m1, d_h1);
led_set(l_mins_next, 0xf, d_m2, d_h2);
}
led_flush();
}
}
}
void rgbyteclock(void)
{
//rgbyteclock_rounds();
rgbyteclock_rounds_colored();
//rgbyteclock_secwatch();
//rgbyteclock_secwatch_glide();
}