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main.c
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main.c
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/*****************************************************************************
* File : main.c
* Created : Apr 7, 2013
*
* Title : ---
* Author : goepfert
* Contact : info@SolderLab.de
*
* Version : 1.0
* Last Changed : Apr 7, 2013 by goepfert
* Remarks : ---
*
* Description : ---
*
*****************************************************************************/
#include "irmp.h"
#include "pwm.h"
#include "colors.h"
#include "uart.h"
#include "helper.h"
#include "BTData.h"
#include <inttypes.h>
#include <string.h>
#define DEBUGLED 0,C
volatile uint32_t millis = 0;
volatile uint8_t comp = 0;
uint32_t last_millis = 0;
int16_t duration = 750;
rgb_t rgb_color;
hsv_t hsv_color;
uint8_t white_value = 0;
data_t bt_data;
typedef enum ACTION {
NONE, HUE_FADE
} action_t;
action_t action = NONE;
void checkIR(IRMP_DATA *irmp_data);
void checkBT();
void sendDataBT();
void change_hue(float val);
void change_saturation(float val);
void change_value(float val);
void updateChannels();
void update_color();
void change_white(int16_t val);
void bt_init();
void timer1_init(void);
int main(void) {
out(DEBUGLED);
for(uint8_t i=0; i<5; i++) {
toggle(DEBUGLED);
_delay_ms(100);
}
off(DEBUGLED);
bt_init();
irmp_init();
timer1_init();
pwm_init();
IRMP_DATA irmp_data;
sei();
// polling mode
while(1) {
checkIR(&irmp_data);
checkBT();
}
}//end main
void checkIR(IRMP_DATA *irmp_data) {
if (irmp_get_data(irmp_data)) {
if (pwm_status == POWER_OFF && irmp_data->command != 1)
return;
if (!(irmp_data->flags & IRMP_FLAG_REPETITION)) {
switch (irmp_data->command) {
case (1):
if (pwm_status == POWER_ON) {
pwm_disable_all();
off(DEBUGLED);
} else {
pwm_enable_all();
on(DEBUGLED);
}
action = NONE;
break;
case (30):
change_white(1);
break;
case (36):
change_white(-1);
break;
case (4):
change_white(-255);
break;
case (14):
rgb_color.r=0; rgb_color.g=0; rgb_color.b=0;
hsv_color = RgbToHsv(&rgb_color);
update_color();
break;
case (40):
change_hue(5.);
action = NONE;
break;
case (41):
change_hue(-5.);
action = NONE;
break;
case (44):
change_saturation(0.1);
action = NONE;
break;
case (45):
change_saturation(-0.1);
action = NONE;
break;
case (9):
change_value(0.1);
action = NONE;
break;
case (5):
change_value(-0.1);
action = NONE;
break;
case (7):
duration += 10;
break;
case (8):
duration -= 10;
break;
case (16):
colors_gen(RED, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (17):
colors_gen(GREEN, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (18):
colors_gen(BLUE, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (19):
colors_gen(CYAN, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (20):
colors_gen(MAGENTA, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (21):
colors_gen(YELLOW, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (22):
colors_gen(WHITE, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (23):
colors_gen(BROWN, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (24):
colors_gen(RANDOM, &rgb_color, &hsv_color);
update_color();
action = NONE;
break;
case (15):
action = (action == HUE_FADE) ? NONE : HUE_FADE;
break;
default:
break;
}
} else {
switch (irmp_data->command) { // if you press the button longer
case (30):
change_white(5);
break;
case (36):
change_white(-5);
break;
case (40):
change_hue(0.5);
break;
case (41):
change_hue(-0.5);
break;
case (44):
change_saturation(0.01);
break;
case (45):
change_saturation(-0.01);
break;
case (9):
change_value(0.01);
break;
case (5):
change_value(-0.01);
break;
case (7):
duration += 5;
break;
case (8):
duration -= 5;
break;
default:
break;
}
}
} //end remote switch
switch (action) {
case (HUE_FADE):
if (duration <= 0)
duration = 0;
if ((millis - last_millis) > duration) {
change_hue(1.);
last_millis = millis;
}
break;
default:
break;
} // action switch
}
void checkBT() {
if(readBTPackage()) {
data_type = data_buffer[TYPE_POS];
switch(data_type) {
case(DATA):
pwm_status = data_buffer[STATUS_POS];
memcpy(&bt_data, &data_buffer[DATA_POS], DATA_LENGTH);
updateChannels();
break;
case(RA):
sendDataBT();
break;
default:
break;
}
}
}
void sendDataBT() {
data_buffer[TYPE_POS] = AW;
data_buffer[STATUS_POS] = pwm_status;
bt_data.red = rgb_color.r * 254. + 0.5;
bt_data.green = rgb_color.g * 254. + 0.5;
bt_data.blue = rgb_color.b * 254. + 0.5;
bt_data.white = white_value;
memcpy(&data_buffer[DATA_POS], &bt_data, DATA_LENGTH);
uart_putc(START_BYTE);
for(uint8_t i=0; i<DATA_BUFFER_LENGTH; i++){
uart_putc(data_buffer[i]);
}
}
void updateChannels() {
if(pwm_status==POWER_ON) {
pwm_enable_all();
on(DEBUGLED);
} else if (pwm_status==POWER_OFF){
pwm_disable_all();
off(DEBUGLED);
return;
}
rgb_color.r = (float) (bt_data.red) / 254.;
rgb_color.g = (float) (bt_data.green) / 254.;
rgb_color.b = (float)(bt_data.blue) / 254.;
white_value = (uint8_t)(bt_data.white);
update_color();
pwm_setdutycycle(CHAN_WHITE, white_value);
}
void change_hue(float val) {
float tmp = hsv_color.h + val;
if (tmp > 360) {
tmp -= 360.;
} else if (tmp < 0) {
tmp = 360. - fabs(tmp);
}
hsv_color.h = tmp;
rgb_color = HsvToRgb(&hsv_color);
update_color();
}
void change_saturation(float val) {
float tmp = hsv_color.s + val;
if (tmp > 1.0)
tmp = 1.;
if (tmp < 0.)
tmp = 0.001;
hsv_color.s = tmp;
rgb_color = HsvToRgb(&hsv_color);
update_color();
}
void change_value(float val) {
float tmp = hsv_color.v + val;
if (tmp > 1.0)
tmp = 1.;
if (tmp < 0.)
tmp = 0.;
hsv_color.v = tmp;
rgb_color = HsvToRgb(&hsv_color);
update_color();
}
void update_color() {
pwm_setdutycycle(CHAN_RED, (uint8_t) (rgb_color.r * 254 + 0.5));
pwm_setdutycycle(CHAN_GREEN, (uint8_t) (rgb_color.g * 254 + 0.5));
pwm_setdutycycle(CHAN_BLUE, (uint8_t) (rgb_color.b * 254 + 0.5));
}
void change_white(int16_t inc) {
int16_t tmp = white_value + inc;
if(tmp > 255)
tmp = 255;
if(tmp < 0)
tmp = 0;
white_value = tmp;
pwm_setdutycycle(CHAN_WHITE, white_value);
}
void bt_init() {
uart_init(38400);
}
void timer1_init(void) {
OCR1A = (F_CPU / F_INTERRUPTS) - 1; // compare value: 1/15000 of CPU frequency
TIMSK1 |= (1 << OCIE1A); // OCIE1A: Interrupt by timer compare
TCCR1B = (1 << WGM12) | (1 << CS10); // switch CTC Mode on, set prescaler to 1
}
ISR(TIMER1_COMPA_vect) {
comp++;
if (!(comp % F_INTERRUPTS / 1000)) {
millis++;
comp = 0;
}
irmp_ISR();
}