API tools faq
paste
Advertisement
WayGroovy

Stacker 1.1 Tiva C Launchpad with MAX7219 4in1

WayGroovy
Dec 8th, 2016
338
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 10.55 KB | None | 0 0
raw download clone embed print report
  1. //We always have to include the library
  2. #include "LedControl.h"
  3.  
  4. /*
  5. Now we need a LedControl to work with.
  6. PD0 is connected to the DataIn
  7. PD1 is connected to the CS
  8. PD2 is connected to CLK
  9. ***** Please set the number of devices you have *****
  10. But the maximum default of 8 MAX72XX wil also work.
  11. */
  12. LedControl lc=LedControl(23,25,24,4);
  13.  
  14. // set pin numbers:
  15. const int buttonPin = PUSH2; // the number of the pushbutton pin
  16. int buttonState = 0; // variable for reading the pushbutton status
  17. int lastButtonState = 0; // previous reading from the input pin
  18. int devices=lc.getDeviceCount();
  19. int row=1, col=1, dir=0, gameOver=0; // dir 0 = left 1 = right
  20.  
  21. /* we always wait a bit between updates of the display */
  22. unsigned long delaytime=192;
  23.  
  24. // Array to keep track of LED state -- mray
  25. unsigned char led_state[8] = {0,0,1,1,1,1,0,0};
  26. unsigned char prev_state[8] = {1,1,1,1,1,1,1,1};
  27. unsigned long lastDebounceTime = 0; // the last time the output pin was toggled
  28. unsigned long debounceDelay = 15; // the debounce time; increase if the output flickers
  29.  
  30.  
  31. // Function to change LED state and store to array -- mray
  32. void setOn(int row, int col);
  33. void setOff(int row, int col);
  34.  
  35. // Controls for the Bar
  36. void drawRow(int row, unsigned char *led_state);
  37. void shiftRow(int row, int dir, unsigned char *led_state);
  38. void clearScreen();
  39.  
  40. void setup() {
  41. pinMode(buttonPin, INPUT_PULLUP);
  42.  
  43. //we have already set the number of devices when we created the LedControl
  44. int devices=lc.getDeviceCount();
  45. //we have to init all devices in a loop
  46. for(int address=0;address<devices;address++) {
  47. /*The MAX72XX is in power-saving mode on startup*/
  48. lc.shutdown(address,false);
  49. /* Set the brightness to a medium values */
  50. lc.setIntensity(address,8);
  51. /* and clear the display */
  52. lc.clearDisplay(address);
  53.  
  54. }
  55.  
  56. bootScreen();
  57. clearScreen();
  58. }
  59.  
  60. void loop() {
  61.  
  62. // draw the row
  63. drawRow(row, led_state);
  64. delay(delaytime);
  65.  
  66. // read the state of the switch into a local variable:
  67. int reading = digitalRead(buttonPin);
  68.  
  69. // check to see if you just pressed the button
  70. // (i.e. the input went from LOW to HIGH), and you've waited
  71. // long enough since the last press to ignore any noise:
  72.  
  73. // If the switch changed, due to noise or pressing:
  74. if (reading != lastButtonState) {
  75. // reset the debouncing timer
  76. lastDebounceTime = millis();
  77. }
  78.  
  79. if ((millis() - lastDebounceTime) > debounceDelay) {
  80. // whatever the reading is at, it's been there for longer
  81. // than the debounce delay, so take it as the actual current state:
  82.  
  83. // if the button state has changed:
  84. if (reading != buttonState) {
  85. buttonState = reading;
  86.  
  87. // only increment the row if the new button state is LOW
  88. if (buttonState == LOW) {
  89.  
  90. // logic to increment row
  91.  
  92. if (memcmp(led_state, prev_state, sizeof(led_state))){ // if new position does not
  93. drawRow(row, led_state); // equal old position
  94. delay(100); // flash the error
  95. drawRow(row, prev_state);
  96. delay(100);
  97. drawRow(row, led_state);
  98. delay(100);
  99. drawRow(row, prev_state);
  100. delay(100);
  101. drawRow(row, led_state);
  102. delay(100);
  103. drawRow(row, prev_state);
  104. delay(100);
  105. drawRow(row, led_state);
  106. delay(100);
  107. drawRow(row, prev_state);
  108. delay(100);
  109. }
  110.  
  111. for(int iBS=0;iBS<8;iBS+=1){
  112. if(led_state[iBS]==1 && prev_state[iBS]==1){
  113. led_state[iBS]=1;
  114. } else {
  115. led_state[iBS]=0;
  116. }
  117. prev_state[iBS]=led_state[iBS];
  118. }
  119. drawRow(row, led_state); //clear hanging leds
  120. row=row+1;
  121. delaytime = delaytime - 4; //speed up
  122. }
  123. }
  124. }
  125.  
  126. // save the reading. Next time through the loop,
  127. // it'll be the lastButtonState:
  128. lastButtonState = reading;
  129.  
  130.  
  131. shiftRow(row, dir, led_state);
  132.  
  133. if (led_state[0] == 1) {
  134. dir=1;
  135. }
  136. if (led_state[7] == 1) {
  137. dir=0;
  138. }
  139.  
  140. gameOver=0;
  141. for (int iGO=0;iGO<8;iGO+=1) {
  142. if (led_state[iGO]==0){
  143. gameOver+=1;
  144. }
  145. }
  146.  
  147.  
  148. if (row==33 || gameOver==8){
  149. gameOverScreen();
  150. row=1;
  151. delaytime=192;
  152. clearScreen();
  153. for(int i=0;i<8;i+=1){
  154. prev_state[i]=1;
  155. led_state[i]=1;
  156. }
  157. led_state[0] = 0;
  158. led_state[1] = 0;
  159. led_state[6] = 0;
  160. led_state[7] = 0;
  161. bootScreen();
  162. }
  163.  
  164. }
  165.  
  166. void drawRow(int row, unsigned char *led_state) {
  167.  
  168. for(int col=0;col<8;col+=1) {
  169. if (led_state[col] == 0) {
  170. // setOn(row, col);
  171. // delay(10);
  172. setOff(row, col);
  173. } else if (led_state[col] == 1) {
  174. // setOff(row, col);
  175. // delay(10);
  176. setOn(row, col);
  177. }
  178. // delay(10);
  179. }
  180. }
  181.  
  182. void shiftRow(int row, int dir, unsigned char *led_state) {
  183. if (dir==0) { // shift left
  184. led_state[0]=led_state[1];
  185. led_state[1]=led_state[2];
  186. led_state[2]=led_state[3];
  187. led_state[3]=led_state[4];
  188. led_state[4]=led_state[5];
  189. led_state[5]=led_state[6];
  190. led_state[6]=led_state[7];
  191. led_state[7]=0;
  192.  
  193. } else { // shift right
  194. // led_state[8]=led_state[7];
  195. led_state[7]=led_state[6];
  196. led_state[6]=led_state[5];
  197. led_state[5]=led_state[4];
  198. led_state[4]=led_state[3];
  199. led_state[3]=led_state[2];
  200. led_state[2]=led_state[1];
  201. led_state[1]=led_state[0];
  202. led_state[0]=0;
  203.  
  204. }
  205. }
  206.  
  207. void clearScreen() {
  208. delay(1000);
  209. for(int ir=0;ir<33;ir+=1) {
  210. for (int ic=0;ic<8;ic+=1) {
  211. setOff (ir, ic);
  212. }
  213. }
  214. }
  215.  
  216. void setOn(int row, int col) {
  217. int address = 0;
  218. if(row>24) {
  219. address = 3;
  220. }
  221. else if(row>16) {
  222. address = 2;
  223. }
  224. else if(row>8) {
  225. address = 1;
  226. }
  227. else {
  228. address = 0;
  229. }
  230. row -= 1;
  231. row = row % 8;
  232. switch(row) {
  233. case 0:
  234. row = 7;
  235. break;
  236. case 1:
  237. row = 6;
  238. break;
  239. case 2:
  240. row = 5;
  241. break;
  242. case 3:
  243. row = 4;
  244. break;
  245. case 4:
  246. row = 3;
  247. break;
  248. case 5:
  249. row = 2;
  250. break;
  251. case 6:
  252. row = 1;
  253. break;
  254. case 7:
  255. row = 0;
  256. break;
  257. }
  258. switch(col) {
  259. case 0:
  260. col = 7;
  261. break;
  262. case 1:
  263. col = 6;
  264. break;
  265. case 2:
  266. col = 5;
  267. break;
  268. case 3:
  269. col = 4;
  270. break;
  271. case 4:
  272. col = 3;
  273. break;
  274. case 5:
  275. col = 2;
  276. break;
  277. case 6:
  278. col = 1;
  279. break;
  280. case 7:
  281. col = 0;
  282. break;
  283. }
  284. lc.setLed(address,col,row,true);
  285. }
  286.  
  287. void setOff(int row, int col) {
  288. int address = 0;
  289. if(row>24) {
  290. address = 3;
  291. }
  292. else if(row>16) {
  293. address = 2;
  294. }
  295. else if(row>8) {
  296. address = 1;
  297. }
  298. else {
  299. address = 0;
  300. }
  301. row -= 1;
  302. row = row % 8;
  303. switch(row) {
  304. case 0:
  305. row = 7;
  306. break;
  307. case 1:
  308. row = 6;
  309. break;
  310. case 2:
  311. row = 5;
  312. break;
  313. case 3:
  314. row = 4;
  315. break;
  316. case 4:
  317. row = 3;
  318. break;
  319. case 5:
  320. row = 2;
  321. break;
  322. case 6:
  323. row = 1;
  324. break;
  325. case 7:
  326. row = 0;
  327. break;
  328. }
  329. switch(col) {
  330. case 0:
  331. col = 7;
  332. break;
  333. case 1:
  334. col = 6;
  335. break;
  336. case 2:
  337. col = 5;
  338. break;
  339. case 3:
  340. col = 4;
  341. break;
  342. case 4:
  343. col = 3;
  344. break;
  345. case 5:
  346. col = 2;
  347. break;
  348. case 6:
  349. col = 1;
  350. break;
  351. case 7:
  352. col = 0;
  353. break;
  354. }
  355. lc.setLed(address,col,row,false);
  356.  
  357. }
  358.  
  359. void bootScreen() {
  360. clearScreen();
  361. unsigned char text[32][8]={
  362. {0,1,1,0,0,0,0,0} ,
  363. {1,0,0,0,0,0,0,0} ,
  364. {0,1,0,0,0,0,0,0} ,
  365. {0,0,1,0,0,0,0,0} ,
  366. {1,1,0,0,0,0,0,0} ,
  367. {0,0,0,0,0,0,0,0} ,
  368. {0,1,1,1,0,0,0,0} ,
  369. {0,0,1,0,0,0,0,0} ,
  370. {0,0,1,1,0,0,0,0} ,
  371. {0,0,0,0,0,0,0,0} ,
  372. {0,0,0,1,1,1,0,0} ,
  373. {0,0,1,0,0,1,0,0} ,
  374. {0,0,1,0,0,1,0,0} ,
  375. {0,0,0,1,1,1,0,0} ,
  376. {0,0,0,0,0,0,0,0} ,
  377. {0,0,0,0,1,1,0,0} ,
  378. {0,0,0,1,0,0,1,0} ,
  379. {0,0,0,1,0,0,0,0} ,
  380. {0,0,0,1,0,0,1,0} ,
  381. {0,0,0,0,1,1,0,0} ,
  382. {0,0,0,0,0,0,0,0} ,
  383. {0,0,0,0,1,0,0,0} ,
  384. {0,0,0,0,1,0,0,0} ,
  385. {0,0,0,0,1,0,1,0} ,
  386. {0,0,0,0,1,1,0,0} ,
  387. {0,0,0,0,1,1,0,0} ,
  388. {0,0,0,0,1,0,1,0} ,
  389. {0,0,0,0,0,0,0,0} ,
  390. {0,0,0,0,0,1,1,0} ,
  391. {0,0,0,0,0,1,0,1} ,
  392. {0,0,0,0,0,1,0,0} ,
  393. {0,0,0,0,0,1,0,0}
  394. };
  395.  
  396. /* now display them one by one with a small delay */
  397. for (int i=0;i<32;i+=1){
  398. drawRow(32-i,text[i]);
  399. delay(50);
  400. }
  401.  
  402. delay(250);
  403. clearScreen();
  404. }
  405.  
  406. void gameOverScreen() {
  407. clearScreen();
  408. unsigned int scrollDelay=250;
  409. /* here is the data for the characters */
  410. unsigned char text1[32][8]={
  411. {0,0,0,0,0,0,0,0} ,
  412. {0,0,1,1,1,1,0,0} ,
  413. {0,1,0,0,0,0,1,0} ,
  414. {0,1,0,0,0,0,0,0} ,
  415. {0,1,0,0,1,1,1,0} ,
  416. {0,1,0,0,0,0,1,0} ,
  417. {0,0,1,1,1,1,1,0} ,
  418. {0,0,0,0,0,0,0,0} ,
  419. {0,0,0,0,0,0,0,0} ,
  420. {0,0,0,1,1,0,0,0} ,
  421. {0,0,1,0,0,1,0,0} ,
  422. {0,0,1,0,0,1,0,0} ,
  423. {0,1,1,1,1,1,1,0} ,
  424. {0,1,0,0,0,0,1,0} ,
  425. {0,1,0,0,0,0,1,0} ,
  426. {0,0,0,0,0,0,0,0} ,
  427. {0,0,0,0,0,0,0,0} ,
  428. {0,1,0,0,0,0,1,0} ,
  429. {0,1,1,0,0,1,1,0} ,
  430. {0,1,1,1,1,1,1,0} ,
  431. {0,1,0,1,1,0,1,0} ,
  432. {0,1,0,0,0,0,1,0} ,
  433. {0,1,0,0,0,0,1,0} ,
  434. {0,0,0,0,0,0,0,0} ,
  435. {0,0,0,0,0,0,0,0} ,
  436. {0,1,1,1,1,1,1,0} ,
  437. {0,1,0,0,0,0,0,0} ,
  438. {0,1,1,1,1,0,0,0} ,
  439. {0,1,1,1,1,0,0,0} ,
  440. {0,1,0,0,0,0,0,0} ,
  441. {0,1,1,1,1,1,1,0} ,
  442. {0,0,0,0,0,0,0,0}
  443. }, text2[32][8]={
  444. {0,0,0,0,0,0,0,0} ,
  445. {0,0,1,1,1,1,0,0} ,
  446. {0,1,0,0,0,0,1,0} ,
  447. {0,1,0,0,0,0,1,0} ,
  448. {0,1,0,0,0,0,1,0} ,
  449. {0,1,0,0,0,0,1,0} ,
  450. {0,0,1,1,1,1,0,0} ,
  451. {0,0,0,0,0,0,0,0} ,
  452. {0,0,0,0,0,0,0,0} ,
  453. {0,1,0,0,0,0,1,0} ,
  454. {0,1,0,0,0,0,1,0} ,
  455. {0,0,1,0,0,1,0,0} ,
  456. {0,0,1,0,0,1,0,0} ,
  457. {0,0,1,0,0,1,0,0} ,
  458. {0,0,0,1,1,0,0,0} ,
  459. {0,0,0,0,0,0,0,0} ,
  460. {0,0,0,0,0,0,0,0} ,
  461. {0,1,1,1,1,1,1,0} ,
  462. {0,1,0,0,0,0,0,0} ,
  463. {0,1,1,1,1,0,0,0} ,
  464. {0,1,1,1,1,0,0,0} ,
  465. {0,1,0,0,0,0,0,0} ,
  466. {0,1,1,1,1,1,1,0} ,
  467. {0,0,0,0,0,0,0,0} ,
  468. {0,0,0,0,0,0,0,0} ,
  469. {0,1,1,1,1,1,0,0} ,
  470. {0,1,0,0,0,0,1,0} ,
  471. {0,1,0,0,0,0,1,0} ,
  472. {0,1,1,1,1,1,0,0} ,
  473. {0,1,0,0,0,0,1,0} ,
  474. {0,1,0,0,0,0,1,0} ,
  475. {0,0,0,0,0,0,0,0}
  476. };
  477. /* now display them one by one with a small delay */
  478. for (int i=0;i<32;i+=1){
  479. drawRow(32-i,text1[i]);
  480. delay(50);
  481. }
  482.  
  483. delay(250);
  484.  
  485. for (int i=0;i<32;i+=1){
  486. drawRow(32-i,text2[i]);
  487. delay(50);
  488. }
  489.  
  490. delay(500);
  491.  
  492. }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement
Public Pastes
Advertisement
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!