yacine sidhoum
control multi animation ledws2812 by usb serial com
Dependencies: PixelArray WS2812 mbed
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WS2812_Example
by 
Brian Daniels
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main.cpp
00001 #include "mbed.h" 00002 #include "WS2812.h" 00003 #include "PixelArray.h" 00004 #include <time.h> 00005 00006 #define WS2812_BUF 30//numbers of led 00007 00008 // définition des sorties leds 00009 DigitalOut led1(LED1); 00010 DigitalOut led2(LED2); 00011 DigitalOut led3(LED3); 00012 DigitalOut led4(LED4); 00013 00014 00015 //declaration des leds visuelle utiliser pour mesurer le temps des taches 00016 DigitalOut myled1(LED1); 00017 DigitalOut myled2(LED2); 00018 DigitalOut myled3(LED3); 00019 DigitalOut myled4(LED4); 00020 // déclaration du hardware 00021 Serial pc(USBTX, USBRX);//utilisation de la liaison usb 00022 00023 PixelArray px(WS2812_BUF); 00024 00025 WS2812 ws(D9, WS2812_BUF, 5, 10, 10, 15); 00026 00027 char c; 00028 00029 //declaration des differantes taches 00030 void task1_switch(void); 00031 void task2_switch(void); 00032 void task3_switch(void); 00033 void task4_switch(void); 00034 00035 //declaration des differantes interuption timer 00036 Ticker time_up1; //definition du Ticker, avec le nom “time_up1” 00037 Ticker time_up2; //definition du Ticker, avec le nom “time_up2” 00038 Ticker time_up3; //definition du Ticker, avec le nom “time_up3” 00039 Ticker time_up4; //definition du Ticker, avec le nom “time_up4” 00040 00041 00042 int random_color_position() 00043 { 00044 #define WS2812_BUF 30//numbers of led 00045 #define NUM_COLORS 1 00046 #define NUM_LEDS_PER_COLOR 1 00047 00048 ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling 00049 00050 while (1) 00051 { 00052 if(pc.readable()){c = pc.getc();} 00053 if(c=='0'){goto label;} 00054 //int colorbuf[NUM_COLORS] = {(rand()%256+0)};//random blue color 00055 int colorbuf[NUM_COLORS] = {(rand()%16777215+0)};//random color 00056 for (int i = 0; i < WS2812_BUF; i++) 00057 { 00058 px.Set(i, colorbuf[(i / NUM_LEDS_PER_COLOR) % NUM_COLORS]); 00059 } 00060 00061 int k1=rand()%30+0;//random position1 00062 int k2=rand()%30+0;//random position1 00063 int k3=rand()%30+0;//random position1 00064 int k4=rand()%30+0;//random position1 00065 int k5=rand()%30+0;//random position1 00066 int k6=rand()%30+0;//random position1 00067 int k7=rand()%30+0;//random position1 00068 int k8=rand()%30+0;//random position1 00069 int k9=rand()%30+0;//random position1 00070 int k10=rand()%30+0;//random position1 00071 float time=rand()%1+0.001;//random time 00072 00073 px.SetI(k1,rand()%0xff+0x00); 00074 px.SetI(k2,rand()%0xff+0x00); 00075 px.SetI(k3,rand()%0xff+0x00); 00076 px.SetI(k4,rand()%0xff+0x00); 00077 px.SetI(k5,rand()%0xff+0x00); 00078 px.SetI(k6,rand()%0xff+0x00); 00079 px.SetI(k7,rand()%0xff+0x00); 00080 px.SetI(k8,rand()%0xff+0x00); 00081 px.SetI(k9,rand()%0xff+0x00); 00082 px.SetI(k10,rand()%0xff+0x00); 00083 00084 // Now the buffer is written, rotate it 00085 // by writing it out with an increasing offset 00086 00087 for (int z=WS2812_BUF; z >= 0 ; z--) 00088 { 00089 ws.write_offsets(px.getBuf(),z,z,z); 00090 wait(time); 00091 } 00092 } 00093 label: 00094 } 00095 00096 00097 00098 int deux_point_rouge_k2000() 00099 { 00100 00101 #define WS2812_BUF 30//numbers of led 00102 #define NUM_COLORS 1 00103 #define NUM_LEDS_PER_COLOR 1 00104 00105 ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling 00106 00107 while (1) 00108 { 00109 if(pc.readable()){c = pc.getc();} 00110 if(c=='0'){goto label;} 00111 // for (int x = 0; x < 256; x++) 00112 { 00113 for (int y = 0; y < 31; y++) 00114 { 00115 int colorbuf[NUM_COLORS] = {0xf0000f};//random color 00116 //int colorbuf[NUM_COLORS] = {(rand()%256+0)};//random bleu color 00117 // for each of the colours (j) write out 10 of them 00118 // the pixels are written at the colour*10, plus the colour position 00119 // all modulus 60 so it wraps around 00120 00121 for (int i = 0; i < WS2812_BUF; i++) 00122 { 00123 px.Set(i, colorbuf[(i / NUM_LEDS_PER_COLOR) % NUM_COLORS]); 00124 } 00125 00126 // now all the colours are computed, add a fade effect using intensity scaling 00127 // compute and write the II value for each pixel 00128 00129 int j=rand()%30+0; 00130 px.SetI(y,0xf0000f); 00131 px.SetI(30-y,0xf0000f); 00132 // Now the buffer is written, rotate it 00133 // by writing it out with an increasing offset 00134 00135 for (int z=WS2812_BUF; z >= 0 ; z--) 00136 { 00137 ws.write_offsets(px.getBuf(),z,z,z); 00138 } 00139 } 00140 } 00141 } 00142 label: 00143 } 00144 00145 int un_point_rouge_k2000() 00146 { 00147 00148 #define WS2812_BUF 30//numbers of led 00149 #define NUM_COLORS 1 00150 #define NUM_LEDS_PER_COLOR 1 00151 ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling 00152 00153 while (1) 00154 { 00155 if(pc.readable()){c = pc.getc();} 00156 if(c=='0'){goto label;} 00157 // for (int x = 0; x < 256; x++) 00158 { 00159 for (int y = 30; y > 0; y--) 00160 { 00161 int colorbuf[NUM_COLORS] = {0xff000f};//random color 00162 //int colorbuf[NUM_COLORS] = {(rand()%256+0)};//random bleu color 00163 // for each of the colours (j) write out 10 of them 00164 // the pixels are written at the colour*10, plus the colour position 00165 // all modulus 60 so it wraps around 00166 00167 for (int i = 0; i < WS2812_BUF; i++) 00168 { 00169 px.Set(i, colorbuf[(i / NUM_LEDS_PER_COLOR) % NUM_COLORS]); 00170 } 00171 00172 // now all the colours are computed, add a fade effect using intensity scaling 00173 // compute and write the II value for each pixel 00174 00175 int j=rand()%30+0; 00176 px.SetI(y,0xff000f); 00177 00178 // Now the buffer is written, rotate it 00179 // by writing it out with an increasing offset 00180 00181 for (int z=WS2812_BUF; z >= 0 ; z--) 00182 { 00183 ws.write_offsets(px.getBuf(),z,z,z); 00184 } 00185 } 00186 00187 for (int y = 0; y < 30; y++) 00188 { 00189 int colorbuf[NUM_COLORS] = {0xff000f};//random color 00190 //int colorbuf[NUM_COLORS] = {(rand()%256+0)};//random bleu color 00191 // for each of the colours (j) write out 10 of them 00192 // the pixels are written at the colour*10, plus the colour position 00193 // all modulus 60 so it wraps around 00194 00195 for (int i = 0; i < WS2812_BUF; i++) 00196 { 00197 px.Set(i, colorbuf[(i / NUM_LEDS_PER_COLOR) % NUM_COLORS]); 00198 } 00199 00200 // now all the colours are computed, add a fade effect using intensity scaling 00201 // compute and write the II value for each pixel 00202 00203 int j=rand()%30+0; 00204 px.SetI(y,0xff000f); 00205 00206 // Now the buffer is written, rotate it 00207 // by writing it out with an increasing offset 00208 00209 for (int z=WS2812_BUF; z >= 0 ; z--) 00210 { 00211 ws.write_offsets(px.getBuf(),z,z,z); 00212 } 00213 } 00214 } 00215 } 00216 label: 00217 } 00218 00219 int chainage_couleur() 00220 { 00221 #define WS2812_BUF 150 00222 #define NUM_COLORS 6 00223 #define NUM_LEDS_PER_COLOR 10 00224 00225 PixelArray px(WS2812_BUF); 00226 00227 // See the program page for information on the timing numbers 00228 // The given numbers are for the K64F 00229 //WS2812 ws(D9, WS2812_BUF, 0, 5, 5, 0); 00230 WS2812 ws(D9, WS2812_BUF, 5, 10, 10, 15); 00231 00232 ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling 00233 00234 // set up the colours we want to draw with 00235 int colorbuf[NUM_COLORS] = {0x2f0000,0x2f2f00,0x002f00,0x002f2f,0x00002f,0x2f002f}; 00236 00237 // for each of the colours (j) write out 10 of them 00238 // the pixels are written at the colour*10, plus the colour position 00239 // all modulus 60 so it wraps around 00240 for (int i = 0; i < WS2812_BUF; i++) { 00241 if(pc.readable()){c = pc.getc();} 00242 px.Set(i, colorbuf[(i / NUM_LEDS_PER_COLOR) % NUM_COLORS]); 00243 } 00244 00245 // now all the colours are computed, add a fade effect using intensity scaling 00246 // compute and write the II value for each pixel 00247 for (int j=0; j<WS2812_BUF; j++) { 00248 if(pc.readable()){c = pc.getc();} 00249 // px.SetI(pixel position, II value) 00250 px.SetI(j%WS2812_BUF, 0xf+(0xf*(j%NUM_LEDS_PER_COLOR))); 00251 } 00252 00253 00254 // Now the buffer is written, rotate it 00255 // by writing it out with an increasing offset 00256 while (1) 00257 { 00258 if(pc.readable()){c = pc.getc();} 00259 if(c=='0'){goto label;} 00260 for (int z=WS2812_BUF; z >= 0 ; z--) 00261 { 00262 ws.write_offsets(px.getBuf(),z,z,z); 00263 wait(0.075); 00264 } 00265 } 00266 label: 00267 00268 } 00269 00270 00271 void task1_switch() 00272 { 00273 myled1=1; 00274 if(pc.readable()) 00275 { 00276 c = pc.getc(); 00277 } 00278 myled1=0; 00279 } 00280 00281 00282 00283 void task2_switch() 00284 { 00285 myled2=1; 00286 switch(c)//chargement des wafers dans tete 00287 { 00288 case '1'://impossible y as pas encore la precision demander c faut y as un probleme .!!!!!!!!!!!!!!!!!!!!!!!!!! 00289 random_color_position(); 00290 break; 00291 00292 case '2': 00293 deux_point_rouge_k2000(); 00294 break; 00295 00296 case '3': 00297 un_point_rouge_k2000(); 00298 break; 00299 00300 case '4': 00301 chainage_couleur(); 00302 break; 00303 00304 } 00305 myled2=0; 00306 00307 } 00308 00309 void task3_switch() 00310 { 00311 myled3=1; 00312 00313 myled3=0; 00314 } 00315 00316 00317 00318 void task4_switch() 00319 { 00320 myled4=1; 00321 00322 myled4=0; 00323 } 00324 00325 00326 int main() 00327 { 00328 00329 00330 //lancement des tasks 00331 time_up1.attach(&task1_switch, 0.5); 00332 time_up2.attach(&task2_switch, 0.0005); 00333 time_up3.attach(&task3_switch, 0.5); 00334 time_up4.attach(&task4_switch, 0.5); 00335 //while(1) 00336 { 00337 // pc.printf("press key...\r\n"); 00338 00339 00340 //c=rand()%4+1;//random value 00341 00342 } 00343 00344 } 00345
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