API tools faq
paste
djvj

Untitled

djvj
Feb 13th, 2018
547
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 8.29 KB | None | 0 0
raw download clone embed print report
  1. #include "FastLED.h"
  2.  
  3. #define ANALOG_MODE_AVERAGE 0
  4. #define ANALOG_MODE_LAST_LED 1
  5.  
  6. /**************************************
  7. S E T U P
  8.  
  9. set following values to your needs
  10. **************************************/
  11.  
  12. #define INITIAL_LED_TEST_ENABLED true
  13. #define INITIAL_LED_TEST_BRIGHTNESS 32 // 0..255
  14. #define INITIAL_LED_TEST_TIME_MS 500 // 10..
  15.  
  16. // Number of leds in your strip. set to "1" and ANALOG_OUTPUT_ENABLED to "true" to activate analog only
  17. // As of 26/1/2017:
  18. // 582 leaves ZERO bytes free and this
  19. // 410 is ok
  20. // tested with 500 leds and is fine (despite the warning)
  21. #define MAX_LEDS 300
  22.  
  23. // type of your led controller, possible values, see below
  24. #define LED_TYPE WS2812B
  25.  
  26. // 3 wire (pwm): NEOPIXEL BTM1829 TM1812 TM1809 TM1804 TM1803 UCS1903 UCS1903B UCS1904 UCS2903 WS2812 WS2852
  27. // S2812B SK6812 SK6822 APA106 PL9823 WS2811 WS2813 APA104 WS2811_40 GW6205 GW6205_40 LPD1886 LPD1886_8BIT
  28. // 4 wire (spi): LPD8806 WS2801 WS2803 SM16716 P9813 APA102 SK9822 DOTSTAR
  29.  
  30. // For 3 wire led stripes line Neopixel/Ws2812, which have a data line, ground, and power, you just need to define DATA_PIN.
  31. // For led chipsets that are SPI based (four wires - data, clock, ground, and power), both defines DATA_PIN and CLOCK_PIN are needed
  32.  
  33. // DATA_PIN, or DATA_PIN, CLOCK_PIN
  34. #define LED_PINS 10 // 3 wire leds
  35. //#define LED_PINS 6, 13 // 4 wire leds
  36.  
  37. #define COLOR_ORDER GRB // colororder of the stripe, set RGB in hyperion
  38.  
  39. #define OFF_TIMEOUT 15000 // ms to switch off after no data was received, set 0 to deactivate
  40.  
  41. // analog rgb uni color led stripe - using of hyperion smoothing is recommended
  42. // ATTENTION this pin config is default for atmega328 based arduinos, others might work to
  43. // if you have flickering analog leds this might be caused by unsynced pwm signals
  44. // try other pins is more or less the only thing that helps
  45. #define ANALOG_OUTPUT_ENABLED false
  46. #define ANALOG_MODE ANALOG_MODE_LAST_LED // use ANALOG_MODE_AVERAGE or ANALOG_MODE_LAST_LED
  47. #define ANALOG_GROUND_PIN 8 // additional ground pin to make wiring a bit easier
  48. #define ANALOG_RED_PIN 9
  49. #define ANALOG_GREEN_PIN 10
  50. #define ANALOG_BLUE_PIN 11
  51.  
  52. // overall color adjustments
  53. #define ANALOG_BRIGHTNESS_RED 255 // maximum brightness for analog 0-255
  54. #define ANALOG_BRIGHTNESS_GREEN 255 // maximum brightness for analog 0-255
  55. #define ANALOG_BRIGHTNESS_BLUE 255 // maximum brightness for analog 0-255
  56.  
  57. #define BRIGHTNESS 255 // maximum brightness 0-255
  58. #define DITHER_MODE BINARY_DITHER // BINARY_DITHER or DISABLE_DITHER
  59. #define COLOR_TEMPERATURE CRGB(255,255,255) // RGB value describing the color temperature
  60. #define COLOR_CORRECTION TypicalLEDStrip // predefined fastled color correction
  61. //#define COLOR_CORRECTION CRGB(255,255,255) // or RGB value describing the color correction
  62.  
  63. // Baudrate, higher rate allows faster refresh rate and more LEDs
  64. //#define serialRate 460800 // use 115200 for ftdi based boards
  65. //#define serialRate 115200 // use 115200 for ftdi based boards
  66. #define serialRate 500000 // use 115200 for ftdi based boards
  67.  
  68.  
  69. /**************************************
  70. A D A L I G H T C O D E
  71.  
  72. no user changes needed
  73. **************************************/
  74.  
  75. // Adalight sends a "Magic Word" (defined in /etc/boblight.conf) before sending the pixel data
  76. uint8_t prefix[] = {'A', 'd', 'a'}, hi, lo, chk, i;
  77.  
  78. unsigned long endTime;
  79.  
  80. // Define the array of leds
  81. CRGB leds[MAX_LEDS];
  82.  
  83. // set rgb to analog led stripe
  84. void showAnalogRGB(const CRGB& led) {
  85. if (ANALOG_OUTPUT_ENABLED) {
  86. byte r = map(led.r, 0,255,0,ANALOG_BRIGHTNESS_RED);
  87. byte g = map(led.g, 0,255,0,ANALOG_BRIGHTNESS_GREEN);
  88. byte b = map(led.b, 0,255,0,ANALOG_BRIGHTNESS_BLUE);
  89. analogWrite(ANALOG_RED_PIN , r);
  90. analogWrite(ANALOG_GREEN_PIN, g);
  91. analogWrite(ANALOG_BLUE_PIN , b);
  92. }
  93. }
  94.  
  95. // set color to all leds
  96. void showColor(const CRGB& led) {
  97. #if MAX_LEDS > 1 || ANALOG_OUTPUT_ENABLED == false
  98. LEDS.showColor(led);
  99. #endif
  100. showAnalogRGB(led);
  101. }
  102.  
  103. // switch of digital and analog leds
  104. void switchOff() {
  105. #if MAX_LEDS > 1 || ANALOG_OUTPUT_ENABLED == false
  106. memset(leds, 0, MAX_LEDS * sizeof(struct CRGB));
  107. FastLED.show();
  108. #endif
  109. showAnalogRGB(leds[0]);
  110. }
  111.  
  112. // function to check if serial data is available
  113. // if timeout occured leds switch of, if configured
  114. bool checkIncommingData() {
  115. boolean dataAvailable = true;
  116. while (!Serial.available()) {
  117. if ( OFF_TIMEOUT > 0 && endTime < millis()) {
  118. switchOff();
  119. dataAvailable = false;
  120. endTime = millis() + OFF_TIMEOUT;
  121. }
  122. }
  123.  
  124. return dataAvailable;
  125. }
  126.  
  127. // main function that setups and runs the code
  128. void setup() {
  129. Serial.begin(serialRate);
  130.  
  131. // analog output
  132. if (ANALOG_OUTPUT_ENABLED) {
  133. // additional ground pin to make wiring a bit easier
  134. pinMode(ANALOG_GROUND_PIN, OUTPUT);
  135. digitalWrite(ANALOG_GROUND_PIN, LOW);
  136. pinMode(ANALOG_BLUE_PIN , OUTPUT);
  137. pinMode(ANALOG_RED_PIN , OUTPUT);
  138. pinMode(ANALOG_GREEN_PIN, OUTPUT);
  139. }
  140.  
  141. int ledCount = MAX_LEDS;
  142. if (ANALOG_MODE == ANALOG_MODE_LAST_LED) {
  143. ledCount--;
  144. }
  145.  
  146. #if MAX_LEDS > 1 || ANALOG_OUTPUT_ENABLED == false
  147. FastLED.addLeds<LED_TYPE, LED_PINS, COLOR_ORDER>(leds, ledCount);
  148. #endif
  149.  
  150. // color adjustments
  151. FastLED.setBrightness ( BRIGHTNESS );
  152. FastLED.setTemperature( COLOR_TEMPERATURE );
  153. FastLED.setCorrection ( COLOR_CORRECTION );
  154. FastLED.setDither ( DITHER_MODE );
  155.  
  156. // initial RGB flash
  157. #if INITIAL_LED_TEST_ENABLED == true
  158. for (int v=0;v<INITIAL_LED_TEST_BRIGHTNESS;v++)
  159. {
  160. showColor(CRGB(v,v,v));
  161. delay(INITIAL_LED_TEST_TIME_MS/2/INITIAL_LED_TEST_BRIGHTNESS);
  162. }
  163.  
  164. for (int v=0;v<INITIAL_LED_TEST_BRIGHTNESS;v++)
  165. {
  166. showColor(CRGB(v,v,v));
  167. delay(INITIAL_LED_TEST_TIME_MS/2/INITIAL_LED_TEST_BRIGHTNESS);
  168. }
  169. #endif
  170. showColor(CRGB(0, 0, 0));
  171.  
  172. Serial.print("Ada\n"); // Send "Magic Word" string to host
  173.  
  174.  
  175. boolean transmissionSuccess;
  176. unsigned long sum_r, sum_g, sum_b;
  177.  
  178. // loop() is avoided as even that small bit of function overhead
  179. // has a measurable impact on this code's overall throughput.
  180. for(;;) {
  181. // wait for first byte of Magic Word
  182. for (i = 0; i < sizeof prefix; ++i) {
  183. // If next byte is not in Magic Word, the start over
  184. if (!checkIncommingData() || prefix[i] != Serial.read()) {
  185. i = 0;
  186. }
  187. }
  188.  
  189. // Hi, Lo, Checksum
  190. if (!checkIncommingData()) continue;
  191. hi = Serial.read();
  192. if (!checkIncommingData()) continue;
  193. lo = Serial.read();
  194. if (!checkIncommingData()) continue;
  195. chk = Serial.read();
  196.  
  197. // if checksum does not match go back to wait
  198. if (chk != (hi ^ lo ^ 0x55)) continue;
  199.  
  200. memset(leds, 0, MAX_LEDS * sizeof(struct CRGB));
  201. transmissionSuccess = true;
  202. sum_r = 0;
  203. sum_g = 0;
  204. sum_b = 0;
  205.  
  206. int num_leds = min ( MAX_LEDS, (hi<<8) + lo + 1 );
  207.  
  208. // read the transmission data and set LED values
  209. for (int idx = 0; idx < num_leds; idx++) {
  210. byte r, g, b;
  211. if (!checkIncommingData()) {
  212. transmissionSuccess = false;
  213. break;
  214. }
  215. r = Serial.read();
  216. if (!checkIncommingData()) {
  217. transmissionSuccess = false;
  218. break;
  219. }
  220. g = Serial.read();
  221. if (!checkIncommingData()) {
  222. transmissionSuccess = false;
  223. break;
  224. }
  225. b = Serial.read();
  226. leds[idx].r = r;
  227. leds[idx].g = g;
  228. leds[idx].b = b;
  229. #if ANALOG_OUTPUT_ENABLED == true && ANALOG_MODE == ANALOG_MODE_AVERAGE
  230. sum_r += r;
  231. sum_g += g;
  232. sum_b += b;
  233. #endif
  234. }
  235.  
  236. // shows new values
  237. if (transmissionSuccess) {
  238. endTime = millis() + OFF_TIMEOUT;
  239. #if MAX_LEDS > 1 || ANALOG_OUTPUT_ENABLED == false
  240. FastLED.show();
  241. #endif
  242.  
  243. #if ANALOG_OUTPUT_ENABLED == true
  244. #if ANALOG_MODE == ANALOG_MODE_LAST_LED
  245. showAnalogRGB(leds[MAX_LEDS-1]);
  246. #else
  247. showAnalogRGB(CRGB(sum_r/MAX_LEDS, sum_g/MAX_LEDS, sum_b/MAX_LEDS));
  248. #endif
  249. #endif
  250. }
  251. }
  252. } // end of setup
  253.  
  254. void loop() {
  255. // Not used. See note in setup() function.
  256. }
Add Comment
Please, Sign In to add comment
Public Pastes
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!