Aditya Barve
/
image_display
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main.cpp
00001 #include "ADXL345.h" 00002 #include "mbed.h" 00003 DigitalOut latch(p15); 00004 DigitalOut enable(p16); 00005 DigitalIn s1(p29); 00006 DigitalIn s2(p30); 00007 //Cycles through different colors on RGB LED 00008 SPI spi(p11, p12, p13); 00009 //Use SPI hardware to write color values to LED driver chip 00010 00011 PortOut ledport(Port1, 0xFFFFFFFF); 00012 00013 ADXL345 accelerometer(p5, p6, p7, p8); 00014 //Serial pc(USBTX, USBRX); 00015 00016 DigitalOut led8(p28); 00017 DigitalOut led7(p27); 00018 DigitalOut led6(p26); 00019 DigitalOut led5(p25); 00020 DigitalOut led4(p24); 00021 DigitalOut led3(p23); 00022 DigitalOut led2(p22); 00023 DigitalOut led1(p21); 00024 00025 // ------------------------- Zigbee ------------- 00026 00027 Serial pc1(USBTX, USBRX); 00028 const int redcolor[10][8]={ 00029 {255 , 250, 0, 0 , 0, 0, 244, 255}, 00030 {251, 0, 0, 219 ,225 , 0 , 0 ,244}, 00031 { 0 , 0 ,255 , 255, 255 , 255 , 0 , 0}, 00032 {0 , 222, 255, 254, 254, 255, 242 , 0}, 00033 {0 , 252 , 254 , 254 , 254 , 254 , 255, 0}, 00034 {0 , 254 ,254 , 254 , 254 , 254 , 255 , 0}, 00035 {0 , 230 ,255 , 254, 254, 255, 246, 0}, 00036 {0 , 0 , 255 , 255 , 255 , 255, 0, 0}, 00037 {244 , 0 , 0 , 244 , 250 , 0 , 0 ,232}, 00038 {255 , 238 , 0 , 0 , 0 , 0 , 227 , 255} 00039 }; 00040 00041 const int greencolor[10][8] = { 00042 00043 {255, 250 , 0 , 0 , 0 , 0 , 244 , 255}, 00044 {251 , 0 , 0 , 219 ,217 , 0 , 0 , 244}, 00045 { 0 , 0 ,253 , 254, 245 , 255 , 0, 0}, 00046 {0 , 212 , 246 ,254 , 242 , 244 ,230 , 0}, 00047 {0 , 240 , 242 , 254 ,242 , 242 , 249 , 0}, 00048 {0 , 241 , 242 , 254 , 242, 242 , 250, 0}, 00049 {0 ,220 , 245 , 255 , 242 , 243, 235 , 0}, 00050 {0 , 0 , 255 , 255 , 243 , 255 , 0 , 0}, 00051 { 244 , 0 , 0 , 244 ,242 , 0 , 0 , 232}, 00052 { 255 , 238 , 0 , 0 , 0 , 0 , 228, 255} 00053 }; 00054 00055 const int bluecolor[10][8]= { 00056 {255 , 251 ,0, 0 , 0 , 0, 246, 255}, 00057 {253 , 0 , 0 , 0 , 0 , 0 , 0 , 247}, 00058 { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0}, 00059 {0 , 0 , 0 , 0 , 0 , 0 , 0 , 0}, 00060 {0 , 0 , 0 , 0 , 0 , 0, 0 , 0}, 00061 {0 , 0 , 0 , 0 , 0 , 0 , 0 , 0}, 00062 {0 , 0 , 0 , 0 , 0 , 0 , 0 , 0}, 00063 {0 , 0 , 0 , 0 , 0 , 0 , 0 , 0}, 00064 {247 , 0 , 0 , 0 , 0 , 0 , 0, 237}, 00065 {255 , 240 , 0 , 0 , 0 , 0, 232 ,255} 00066 }; 00067 void RGB_LED(int red, int green, int blue) 00068 { 00069 unsigned int low_color=0; 00070 unsigned int high_color=0; 00071 high_color=(blue<<4)|((red&0x3C0)>>6); 00072 low_color=(((red&0x3F)<<10)|(green)); 00073 spi.write(high_color); 00074 spi.write(low_color); 00075 latch=1; 00076 latch=0; 00077 } 00078 00079 00080 int main() 00081 { 00082 int readings[3] = {0, 0, 0}; 00083 int i = 0; 00084 const char text1[50] = "HI"; 00085 int len; 00086 char character; 00087 char currentchar = 0; 00088 int LED_MASK = 0xFFFFFFFF; 00089 00090 int red=0; 00091 int green=0; 00092 int blue=0; 00093 spi.format(16,0); 00094 spi.frequency(500000); 00095 enable=0; 00096 latch=0; 00097 00098 00099 00100 len = 0; 00101 for(int n = 0; text1[n] != '\0'; n++) { 00102 len++; 00103 } 00104 float waitvalue = 0.06/((6*len) + 1); 00105 pc1.printf("text1 = %s\n\r", text1); 00106 // pc.printf("Device ID is: 0x%02x\r\n", accelerometer.getDevId()); 00107 wait(3); 00108 00109 //Go into standby mode to configure the device. 00110 accelerometer.setPowerControl(0x00); 00111 00112 //Full resolution, +/-16g, 4mg/LSB. 00113 accelerometer.setDataFormatControl(0x0B); 00114 00115 //3.2kHz data rate. 00116 accelerometer.setDataRate(ADXL345_3200HZ); 00117 00118 //Measurement mode. 00119 accelerometer.setPowerControl(0x08); 00120 00121 while (1) { 00122 00123 red = 0; 00124 green = 0; 00125 blue = 0; 00126 00127 accelerometer.getOutput(readings); 00128 00129 do { 00130 accelerometer.getOutput(readings); 00131 pc1.printf("| 1st while reading value = %i\n\r",(int16_t)readings[1]); 00132 } while((int16_t)readings[1] < 50); 00133 00134 i = 0; 00135 //while(text1[i] != '\0') 00136 { 00137 00138 /* led8 = 0; 00139 led7 = 0; 00140 led6 = 0; 00141 led5 = 0; 00142 led4 = 0; 00143 led3 = 0; 00144 led2 = 0; 00145 led1 = 0; */ 00146 00147 for( int m=0; m< 8; m++) { 00148 red = 0; 00149 green = 0; 00150 blue = 0; 00151 RGB_LED(red,green,blue); 00152 } 00153 wait(waitvalue); 00154 00155 for( int m=0; m< 8; m++) { 00156 red = 0; 00157 green = 0; 00158 blue = 0; 00159 RGB_LED(red,green,blue); 00160 } 00161 wait(waitvalue); 00162 00163 //currentchar = text1[i]; 00164 00165 for( int m =0; m < 10; m++) { 00166 /*char mal = font[currentchar - 0x20][m]; 00167 led8 = mal & 0x80; 00168 led7 = mal & 0x40; 00169 led6 = mal & 0x20; 00170 led5 = mal & 0x10; 00171 led4 = mal & 0x08; 00172 led3 = mal & 0x04; 00173 led2 = mal & 0x02; 00174 led1 = mal & 0x01;*/ 00175 00176 // if(led8 == 1) 00177 00178 green = greencolor[m][7]; 00179 red = redcolor[m][7]; 00180 blue = bluecolor[m][7]; 00181 RGB_LED(red,green,blue); 00182 00183 green = greencolor[m][6]; 00184 red = redcolor[m][6]; 00185 blue = bluecolor[m][6]; 00186 RGB_LED(red,green,blue); 00187 00188 green = greencolor[m][5]; 00189 red = redcolor[m][5]; 00190 blue = bluecolor[m][5]; 00191 RGB_LED(red,green,blue); 00192 00193 green = greencolor[m][4]; 00194 red = redcolor[m][4]; 00195 blue = bluecolor[m][4]; 00196 RGB_LED(red,green,blue); 00197 00198 green = greencolor[m][3]; 00199 red = redcolor[m][3]; 00200 blue = bluecolor[m][3]; 00201 RGB_LED(red,green,blue); 00202 00203 green = greencolor[m][2]; 00204 red = redcolor[m][2]; 00205 blue = bluecolor[m][2]; 00206 RGB_LED(red,green,blue); 00207 00208 green = greencolor[m][1]; 00209 red = redcolor[m][1]; 00210 blue = bluecolor[1][m]; 00211 RGB_LED(red,green,blue); 00212 00213 green = greencolor[m][0]; 00214 red = redcolor[m][0]; 00215 blue = bluecolor[m][0]; 00216 RGB_LED(red,green,blue); 00217 00218 00219 wait(waitvalue); 00220 } 00221 /* led8 = 0; 00222 led7 = 0; 00223 led6 = 0; 00224 led5 = 0; 00225 led4 = 0; 00226 led3 = 0; 00227 led2 = 0; 00228 led1 = 0; */ 00229 00230 for( int j=0; j< 8; j++) { 00231 red = 0; 00232 green = 0; 00233 blue = 0; 00234 RGB_LED(red,green,blue); 00235 } 00236 wait(waitvalue); 00237 00238 for( int j=0; j< 8; j++) { 00239 red = 0; 00240 green = 0; 00241 blue = 0; 00242 RGB_LED(red,green,blue); 00243 } 00244 wait(waitvalue); 00245 00246 } 00247 00248 do { 00249 accelerometer.getOutput(readings); 00250 pc1.printf("| 2nd while reading value = %i\n\r",(int16_t)readings[1]); 00251 } while((int16_t)readings[1] > -50); 00252 00253 } 00254 }
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