#include "def.h"
#include <functions.h>
#include <Adafruit_NeoPixel.h>
#if defined(ShortStrip)
Adafruit_NeoPixel strip = Adafruit_NeoPixel(256, PIN, NEO_GRB + NEO_KHZ800); //Fast update for max. 256 LEDs strips
#else
Adafruit_NeoPixel strip = Adafruit_NeoPixel(total_led_support, PIN, NEO_GRB + NEO_KHZ800); //Standard update for max. 512 LEDs strips
#endif
int bi = 0;
int i = 0;
int j = 0;
byte R_pixel = 0;
byte G_pixel = 0;
byte B_pixel = 0;
byte R_previous = 0;
byte G_previous = 0;
byte B_previous = 0;
byte isSleep = 0;
byte Pixel_Res = LED_resolution;
int color_sensor_counter=0;
unsigned long lastByteTime, t;
void setup() {
Serial.begin(115200);
pinMode(LED, OUTPUT);
//TCS3200 Light Sensor Pins
pinMode(S0,OUTPUT);
pinMode(S1,OUTPUT);
pinMode(S2,OUTPUT);
pinMode(S3,OUTPUT);
//Check the TCS3200 Light Sensor documentation for S0..S3
digitalWrite(S0,HIGH); //S0 High, S1 High for hish speed mode.
digitalWrite(S1,HIGH);
digitalWrite(S2,HIGH); //S2 High,S3 Low for Clear sensor mode
digitalWrite(S3,LOW);
strip.begin();
strip.show(); // Initialize all pixels to 'off'
Print_Sign(); // Print device name and sensor value
Opening();
}
void ISR_INT1()
{
color_sensor_counter++;
}
void loop() {
t = millis(); //Time Data
if (Serial.available()>0) // Serial command received from the PC
{
int cmd = Serial.read();
if (cmd>250)
commands(cmd);
else
{
if (bi%3 == 0)
R_pixel = cmd;
else if (bi%3 == 1)
G_pixel = cmd;
else if (bi%3 == 2)
{
B_pixel = cmd;
if (Pixel_Res==1)
strip.setPixelColor((bi/3)-1,R_pixel,G_pixel,B_pixel); //buffer single pixel
else if (Pixel_Res==2)
{
strip.setPixelColor((bi/3)-1,R_pixel,G_pixel,B_pixel); //buffer double pixel for big screens
bi +=3;
strip.setPixelColor((bi/3)-1,R_pixel,G_pixel,B_pixel);
}
else //Pixel_Res==4
{
strip.setPixelColor((bi/3)-1,R_pixel,G_pixel,B_pixel); //buffer quad pixel for bigger screens
bi +=3;
strip.setPixelColor((bi/3)-1,R_pixel,G_pixel,B_pixel);
bi +=3;
strip.setPixelColor((bi/3)-1,R_pixel,G_pixel,B_pixel);
bi +=3;
strip.setPixelColor((bi/3)-1,R_pixel,G_pixel,B_pixel);
}
}
bi++;
lastByteTime = t;
}
}
if((t - lastByteTime) > 1000) {
if (isSleep==0)
{
Sleeping();
isSleep=1;
}
for (i=0;i<total_led_support;i++) strip.setPixelColor(i,0,0,0);
strip.show(); // Initialize all pixels to 'off'
Print_Sign();
lastByteTime = t; // Reset counter
}
}
// Fill the dots one after the other with a color
void Opening() {
for (j=0;j<50;j++)
{
for (i=0;i<total_led_support;i++)
{
strip.setPixelColor(i,j,j,j);
}
strip.show(); // Initialize all pixels to 'off'
delay(20);
}
for (j=50;j>0;j--)
{
for (i=0;i<total_led_support;i++)
{
strip.setPixelColor(i,j,j,j);
}
strip.show(); // Initialize all pixels to 'off'
delay(20);
}
for (i=0;i<total_led_support;i++) strip.setPixelColor(i,0,0,0);
strip.show(); // Initialize all pixels to 'off'
}
void Sleeping(){
for (j=0;j<250;j++)
{
for (i=0;i<total_led_support;i++)
{
uint32_t pixy = strip.getPixelColor(i);
byte Rp = (pixy & 0x00ff0000UL) >> 16;
byte Gp = (pixy & 0x0000ff00UL) >> 8;
byte Bp = (pixy & 0x000000ffUL) ;
if (Rp>0) Rp--;
if (Gp>0) Gp--;
if (Bp>0) Bp--;
strip.setPixelColor(i,Rp,Gp,Bp);
}
strip.show(); // Initialize all pixels to 'off'
}
}
void commands(byte cmd)
{
switch (cmd) {
case 255:// SET LEDs
strip.show();
isSleep=0;
bi=0;
Pixel_Res = LED_resolution;
break;
case 254:// SET LEDs 2x for big screens
strip.show();
isSleep=0;
bi=0;
Pixel_Res = 2;
break;
case 252:// Read Sensors when strip is off
for (i=0;i<total_led_support;i++) strip.setPixelColor(i,0,0,0); //Stop all LEDs
strip.show();
Print_Sign();
bi=0;
break;
case 251:// Read Sensors when strip is on
Print_Sign();
bi=0;
break;
}
}
void Print_Sign(void){
Serial.print("AmbiLED HD v1.0\n"); // Send ACK string to host
Serial.print(TCS3200_read('A')); // Print Ambient light level
Serial.print('\n');
Serial.print(TCS3200_read('R')); // Print Ambient light level
Serial.print('\n');
Serial.print(TCS3200_read('G')); // Print Ambient light level
Serial.print('\n');
Serial.print(TCS3200_read('B')); // Print Ambient light level,
Serial.print('\n');
}
int TCS3200_read(char read_mode){
int color_count=0;
attachInterrupt(1, ISR_INT1, LOW);
switch (read_mode) {
case 'A':
//Red
digitalWrite(S2,HIGH);
digitalWrite(S3,LOW);
color_sensor_counter=0;
delay(10);
color_count=color_sensor_counter;
break;
case 'R':
//Red
digitalWrite(S2,LOW);
digitalWrite(S3,LOW);
color_sensor_counter=0;
delay(10);
color_count=color_sensor_counter;
break;
case 'G':
//Red
digitalWrite(S2,HIGH);
digitalWrite(S3,HIGH);
color_sensor_counter=0;
delay(10);
color_count=color_sensor_counter;
break;
case 'B':
//Red
digitalWrite(S2,LOW);
digitalWrite(S3,HIGH);
color_sensor_counter=0;
delay(10);
color_count=color_sensor_counter;
break;
}
detachInterrupt(1);
return color_count;
}
