Alireza Mostafavi / Mbed 2 deprecated a3

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Dependencies:   mbed ADXL345 CMSIS_DSP_5

main.cpp@0:4d6a495f372c, 2020-07-09 (annotated)

Committer:
alirezamostafavi
Date:
Thu Jul 09 21:55:41 2020 +0000
Revision:
0:4d6a495f372c
man;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alirezamostafavi 0:4d6a495f372c 1 #include "mbed.h"
alirezamostafavi 0:4d6a495f372c 2
alirezamostafavi 0:4d6a495f372c 3 #include "math.h"
alirezamostafavi 0:4d6a495f372c 4 #include "arm_math.h"
alirezamostafavi 0:4d6a495f372c 5 #include "ADXL345.h"
alirezamostafavi 0:4d6a495f372c 6 #define NUM_SAMPLES 2048
alirezamostafavi 0:4d6a495f372c 7
alirezamostafavi 0:4d6a495f372c 8 ADXL345 accelerometer(PB_5, PB_4, PB_3, PG_11);
alirezamostafavi 0:4d6a495f372c 9 Ticker flipper1;
alirezamostafavi 0:4d6a495f372c 10 Serial pc(SERIAL_TX, SERIAL_RX,115200);
alirezamostafavi 0:4d6a495f372c 11 Ticker flipper2;
alirezamostafavi 0:4d6a495f372c 12
alirezamostafavi 0:4d6a495f372c 13 DigitalOut led(LED1);
alirezamostafavi 0:4d6a495f372c 14 DigitalOut led2(LED2);
alirezamostafavi 0:4d6a495f372c 15 int readings[3] = {0, 0, 0};
alirezamostafavi 0:4d6a495f372c 16 int x[10000];
alirezamostafavi 0:4d6a495f372c 17 float fs=400;
alirezamostafavi 0:4d6a495f372c 18 float nnn=2048;
alirezamostafavi 0:4d6a495f372c 19 float avgx=0;
alirezamostafavi 0:4d6a495f372c 20 float N=NUM_SAMPLES;
alirezamostafavi 0:4d6a495f372c 21 float df=fs/N;
alirezamostafavi 0:4d6a495f372c 22 float sumx[8]={0,0,0,0,0,0,0,0};
alirezamostafavi 0:4d6a495f372c 23 float sumy[8]={0,0,0,0,0,0,0,0};
alirezamostafavi 0:4d6a495f372c 24 float sumz[8]={0,0,0,0,0,0,0,0};
alirezamostafavi 0:4d6a495f372c 25
alirezamostafavi 0:4d6a495f372c 26 int y[10000];
alirezamostafavi 0:4d6a495f372c 27 int z[10000];
alirezamostafavi 0:4d6a495f372c 28 q31_t left[NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 29 q31_t meanx=0;
alirezamostafavi 0:4d6a495f372c 30 q31_t leftComplex[2*NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 31 q31_t leftFFT[2*NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 32 float auxFloat[2*NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 33 q31_t leftFFTAbs[NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 34 q31_t right[NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 35 q31_t xxx[NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 36 int xxx1[NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 37
alirezamostafavi 0:4d6a495f372c 38 q31_t *poi ;
alirezamostafavi 0:4d6a495f372c 39 //poi=(q31_t *)xxx;
alirezamostafavi 0:4d6a495f372c 40
alirezamostafavi 0:4d6a495f372c 41 q31_t yyy[NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 42 q31_t zzz[NUM_SAMPLES];
alirezamostafavi 0:4d6a495f372c 43
alirezamostafavi 0:4d6a495f372c 44 int i,j,k=0;
alirezamostafavi 0:4d6a495f372c 45 int v=0;
alirezamostafavi 0:4d6a495f372c 46
alirezamostafavi 0:4d6a495f372c 47 float sum11=0;
alirezamostafavi 0:4d6a495f372c 48 float avg = 0;
alirezamostafavi 0:4d6a495f372c 49 float avg1 = 0;
alirezamostafavi 0:4d6a495f372c 50 int avg2 = 0;
alirezamostafavi 0:4d6a495f372c 51 int sum1=0;
alirezamostafavi 0:4d6a495f372c 52 float sum2=0;
alirezamostafavi 0:4d6a495f372c 53
alirezamostafavi 0:4d6a495f372c 54 void flip1() { // flip 1 function
alirezamostafavi 0:4d6a495f372c 55 accelerometer.getOutput(readings);
alirezamostafavi 0:4d6a495f372c 56 x[i]=readings[0];
alirezamostafavi 0:4d6a495f372c 57 y[i]=readings[1];
alirezamostafavi 0:4d6a495f372c 58 z[i]=readings[2];
alirezamostafavi 0:4d6a495f372c 59 i++;
alirezamostafavi 0:4d6a495f372c 60 }
alirezamostafavi 0:4d6a495f372c 61
alirezamostafavi 0:4d6a495f372c 62 //foo = &xxx;
alirezamostafavi 0:4d6a495f372c 63
alirezamostafavi 0:4d6a495f372c 64
alirezamostafavi 0:4d6a495f372c 65
alirezamostafavi 0:4d6a495f372c 66 void flip2() {
alirezamostafavi 0:4d6a495f372c 67
alirezamostafavi 0:4d6a495f372c 68 if(i>2048 && v==0)
alirezamostafavi 0:4d6a495f372c 69 {
alirezamostafavi 0:4d6a495f372c 70 led=1;
alirezamostafavi 0:4d6a495f372c 71 for(int jj=0;jj<2048;jj++)
alirezamostafavi 0:4d6a495f372c 72 {
alirezamostafavi 0:4d6a495f372c 73 xxx[jj]=x[jj];
alirezamostafavi 0:4d6a495f372c 74 xxx1[jj]=x[jj] ;
alirezamostafavi 0:4d6a495f372c 75 yyy[jj]=y[jj];
alirezamostafavi 0:4d6a495f372c 76 zzz[jj]=z[jj];
alirezamostafavi 0:4d6a495f372c 77 }
alirezamostafavi 0:4d6a495f372c 78 //forwardStepDaub(xxx1,4);
alirezamostafavi 0:4d6a495f372c 79 //arm_mean_q31(xxx,2048,meanx);
alirezamostafavi 0:4d6a495f372c 80
alirezamostafavi 0:4d6a495f372c 81
alirezamostafavi 0:4d6a495f372c 82
alirezamostafavi 0:4d6a495f372c 83 ///float ab=0.0004882;
alirezamostafavi 0:4d6a495f372c 84 //float sum2[1]={0};
alirezamostafavi 0:4d6a495f372c 85 //int num = 2048;
alirezamostafavi 0:4d6a495f372c 86 //arm_q31_to_float (xxx, xxx1, 2048);
alirezamostafavi 0:4d6a495f372c 87
alirezamostafavi 0:4d6a495f372c 88 //avg = (sum/2048);
alirezamostafavi 0:4d6a495f372c 89 //
alirezamostafavi 0:4d6a495f372c 90 // for(int jj=0;jj<2048;jj++)
alirezamostafavi 0:4d6a495f372c 91 // {
alirezamostafavi 0:4d6a495f372c 92 // xxx[jj]=xxx[jj]-avg;
alirezamostafavi 0:4d6a495f372c 93 //
alirezamostafavi 0:4d6a495f372c 94 // }
alirezamostafavi 0:4d6a495f372c 95
alirezamostafavi 0:4d6a495f372c 96
alirezamostafavi 0:4d6a495f372c 97
alirezamostafavi 0:4d6a495f372c 98
alirezamostafavi 0:4d6a495f372c 99 i=0;
alirezamostafavi 0:4d6a495f372c 100 for(int nn=0;nn<2048;nn++)
alirezamostafavi 0:4d6a495f372c 101 {
alirezamostafavi 0:4d6a495f372c 102 pc.printf("%i ,",(int16_t)xxx[nn]);
alirezamostafavi 0:4d6a495f372c 103 }
alirezamostafavi 0:4d6a495f372c 104
alirezamostafavi 0:4d6a495f372c 105 for(int nn=0;nn<2048;nn++)
alirezamostafavi 0:4d6a495f372c 106 {
alirezamostafavi 0:4d6a495f372c 107 pc.printf("%i ,",(int16_t)yyy[nn]);
alirezamostafavi 0:4d6a495f372c 108 }
alirezamostafavi 0:4d6a495f372c 109 for(int nn=0;nn<2048;nn++)
alirezamostafavi 0:4d6a495f372c 110 {
alirezamostafavi 0:4d6a495f372c 111 pc.printf("%i ,",(int16_t)zzz[nn]);
alirezamostafavi 0:4d6a495f372c 112 }
alirezamostafavi 0:4d6a495f372c 113
alirezamostafavi 0:4d6a495f372c 114 //xfft
alirezamostafavi 0:4d6a495f372c 115 arm_rfft_instance_q31 Sfft;
alirezamostafavi 0:4d6a495f372c 116 arm_rfft_init_q31(&Sfft, NUM_SAMPLES, 0, 1);
alirezamostafavi 0:4d6a495f372c 117 arm_rfft_q31 (&Sfft, xxx, leftFFT);
alirezamostafavi 0:4d6a495f372c 118 arm_q31_to_float (leftFFT, auxFloat, 2*NUM_SAMPLES); // doing abs is very sensitive to rounding, better to be done in float
alirezamostafavi 0:4d6a495f372c 119 arm_cmplx_mag_f32 (auxFloat, auxFloat, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 120 arm_float_to_q31 (auxFloat, left, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 121 int rr=0;
alirezamostafavi 0:4d6a495f372c 122 int count;
alirezamostafavi 0:4d6a495f372c 123 i=0;
alirezamostafavi 0:4d6a495f372c 124 for (int uu=0;uu<1024;uu++)
alirezamostafavi 0:4d6a495f372c 125 {
alirezamostafavi 0:4d6a495f372c 126 pc.printf("%i ,",left[uu]);
alirezamostafavi 0:4d6a495f372c 127
alirezamostafavi 0:4d6a495f372c 128 }
alirezamostafavi 0:4d6a495f372c 129 i=0;
alirezamostafavi 0:4d6a495f372c 130
alirezamostafavi 0:4d6a495f372c 131 // for (int pp=0;pp<128;pp++)
alirezamostafavi 0:4d6a495f372c 132 // {
alirezamostafavi 0:4d6a495f372c 133 // sumx[0]=((left[pp]+left[pp+1])*(df/2))+sumx[0];
alirezamostafavi 0:4d6a495f372c 134 // }
alirezamostafavi 0:4d6a495f372c 135 //
alirezamostafavi 0:4d6a495f372c 136 // for (int pp=128;pp<256;pp++)
alirezamostafavi 0:4d6a495f372c 137 // {
alirezamostafavi 0:4d6a495f372c 138 // sumx[1]=((left[pp]+left[pp+1])*(df/2))+sumx[1];
alirezamostafavi 0:4d6a495f372c 139 // }
alirezamostafavi 0:4d6a495f372c 140 //
alirezamostafavi 0:4d6a495f372c 141 // for (int pp=256;pp<384;pp++)
alirezamostafavi 0:4d6a495f372c 142 // {
alirezamostafavi 0:4d6a495f372c 143 // sumx[2]=((left[pp]+left[pp+1])*(df/2))+sumx[2];
alirezamostafavi 0:4d6a495f372c 144 // }
alirezamostafavi 0:4d6a495f372c 145 //
alirezamostafavi 0:4d6a495f372c 146 // for (int pp=384;pp<512;pp++)
alirezamostafavi 0:4d6a495f372c 147 // {
alirezamostafavi 0:4d6a495f372c 148 // sumx[3]=((left[pp]+left[pp+1])*(df/2))+sumx[3];
alirezamostafavi 0:4d6a495f372c 149 // }
alirezamostafavi 0:4d6a495f372c 150 //
alirezamostafavi 0:4d6a495f372c 151 // for (int pp=512;pp<640;pp++)
alirezamostafavi 0:4d6a495f372c 152 // {
alirezamostafavi 0:4d6a495f372c 153 // sumx[4]=((left[pp]+left[pp+1])*(df/2))+sumx[4];
alirezamostafavi 0:4d6a495f372c 154 // }
alirezamostafavi 0:4d6a495f372c 155 //
alirezamostafavi 0:4d6a495f372c 156 //
alirezamostafavi 0:4d6a495f372c 157 //
alirezamostafavi 0:4d6a495f372c 158 // for (int pp=640;pp<768;pp++)
alirezamostafavi 0:4d6a495f372c 159 // {
alirezamostafavi 0:4d6a495f372c 160 // sumx[5]=((left[pp]+left[pp+1])*(df/2))+sumx[5];
alirezamostafavi 0:4d6a495f372c 161 // }
alirezamostafavi 0:4d6a495f372c 162 //
alirezamostafavi 0:4d6a495f372c 163 // for (int pp=768;pp<896;pp++)
alirezamostafavi 0:4d6a495f372c 164 // {
alirezamostafavi 0:4d6a495f372c 165 // sumx[6]=((left[pp]+left[pp+1])*(df/2))+sumx[6];
alirezamostafavi 0:4d6a495f372c 166 // }
alirezamostafavi 0:4d6a495f372c 167 //
alirezamostafavi 0:4d6a495f372c 168 // for (int pp=896;pp<1023;pp++)
alirezamostafavi 0:4d6a495f372c 169 // {
alirezamostafavi 0:4d6a495f372c 170 // sumx[7]=((left[pp]+left[pp+1])*(df/2))+sumx[7];
alirezamostafavi 0:4d6a495f372c 171 // }
alirezamostafavi 0:4d6a495f372c 172
alirezamostafavi 0:4d6a495f372c 173 //
alirezamostafavi 0:4d6a495f372c 174 // for (int pp=0;pp<1;pp++)
alirezamostafavi 0:4d6a495f372c 175 // {
alirezamostafavi 0:4d6a495f372c 176 // sumx[7]=left[0]*ab+0;
alirezamostafavi 0:4d6a495f372c 177 // }
alirezamostafavi 0:4d6a495f372c 178 //
alirezamostafavi 0:4d6a495f372c 179
alirezamostafavi 0:4d6a495f372c 180
alirezamostafavi 0:4d6a495f372c 181 /* for(int uu=127;uu<1024;uu=uu+128)
alirezamostafavi 0:4d6a495f372c 182 {
alirezamostafavi 0:4d6a495f372c 183 count=uu;
alirezamostafavi 0:4d6a495f372c 184 for(int pp=count-127;pp<(count);pp++)
alirezamostafavi 0:4d6a495f372c 185 {
alirezamostafavi 0:4d6a495f372c 186 sumz[rr]=((left[pp]+left[pp+1])*(df/2))+sumz[rr];
alirezamostafavi 0:4d6a495f372c 187 rr++;
alirezamostafavi 0:4d6a495f372c 188 }
alirezamostafavi 0:4d6a495f372c 189
alirezamostafavi 0:4d6a495f372c 190 }
alirezamostafavi 0:4d6a495f372c 191 */
alirezamostafavi 0:4d6a495f372c 192
alirezamostafavi 0:4d6a495f372c 193 //yfft
alirezamostafavi 0:4d6a495f372c 194 i=0;
alirezamostafavi 0:4d6a495f372c 195 arm_rfft_instance_q31 Sffty;
alirezamostafavi 0:4d6a495f372c 196 arm_rfft_init_q31(&Sffty, NUM_SAMPLES, 0, 1);
alirezamostafavi 0:4d6a495f372c 197 arm_rfft_q31 (&Sffty, yyy, leftFFT);
alirezamostafavi 0:4d6a495f372c 198 arm_q31_to_float (leftFFT, auxFloat, 2*NUM_SAMPLES); // doing abs is very sensitive to rounding, better to be done in float
alirezamostafavi 0:4d6a495f372c 199 arm_cmplx_mag_f32 (auxFloat, auxFloat, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 200 arm_float_to_q31 (auxFloat, left, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 201 rr=0;
alirezamostafavi 0:4d6a495f372c 202 i=0;
alirezamostafavi 0:4d6a495f372c 203 for (int uu=0;uu<1024;uu++)
alirezamostafavi 0:4d6a495f372c 204 {
alirezamostafavi 0:4d6a495f372c 205 pc.printf("%i ,",left[uu]);
alirezamostafavi 0:4d6a495f372c 206
alirezamostafavi 0:4d6a495f372c 207 }
alirezamostafavi 0:4d6a495f372c 208
alirezamostafavi 0:4d6a495f372c 209 for (int pp=0;pp<128;pp++)
alirezamostafavi 0:4d6a495f372c 210 {
alirezamostafavi 0:4d6a495f372c 211 sumy[0]=((left[pp]+left[pp+1])*(df/2))+sumy[0];
alirezamostafavi 0:4d6a495f372c 212 }
alirezamostafavi 0:4d6a495f372c 213
alirezamostafavi 0:4d6a495f372c 214 for (int pp=128;pp<256;pp++)
alirezamostafavi 0:4d6a495f372c 215 {
alirezamostafavi 0:4d6a495f372c 216 sumy[1]=((left[pp]+left[pp+1])*(df/2))+sumy[1];
alirezamostafavi 0:4d6a495f372c 217 }
alirezamostafavi 0:4d6a495f372c 218
alirezamostafavi 0:4d6a495f372c 219 for (int pp=256;pp<384;pp++)
alirezamostafavi 0:4d6a495f372c 220 {
alirezamostafavi 0:4d6a495f372c 221 sumy[2]=((left[pp]+left[pp+1])*(df/2))+sumy[2];
alirezamostafavi 0:4d6a495f372c 222 }
alirezamostafavi 0:4d6a495f372c 223
alirezamostafavi 0:4d6a495f372c 224 for (int pp=384;pp<512;pp++)
alirezamostafavi 0:4d6a495f372c 225 {
alirezamostafavi 0:4d6a495f372c 226 sumy[3]=((left[pp]+left[pp+1])*(df/2))+sumy[3];
alirezamostafavi 0:4d6a495f372c 227 }
alirezamostafavi 0:4d6a495f372c 228
alirezamostafavi 0:4d6a495f372c 229 for (int pp=512;pp<640;pp++)
alirezamostafavi 0:4d6a495f372c 230 {
alirezamostafavi 0:4d6a495f372c 231 sumy[4]=((left[pp]+left[pp+1])*(df/2))+sumy[4];
alirezamostafavi 0:4d6a495f372c 232 }
alirezamostafavi 0:4d6a495f372c 233
alirezamostafavi 0:4d6a495f372c 234
alirezamostafavi 0:4d6a495f372c 235
alirezamostafavi 0:4d6a495f372c 236 for (int pp=640;pp<768;pp++)
alirezamostafavi 0:4d6a495f372c 237 {
alirezamostafavi 0:4d6a495f372c 238 sumy[5]=((left[pp]+left[pp+1])*(df/2))+sumy[5];
alirezamostafavi 0:4d6a495f372c 239 }
alirezamostafavi 0:4d6a495f372c 240
alirezamostafavi 0:4d6a495f372c 241 for (int pp=768;pp<896;pp++)
alirezamostafavi 0:4d6a495f372c 242 {
alirezamostafavi 0:4d6a495f372c 243 sumy[6]=((left[pp]+left[pp+1])*(df/2))+sumy[6];
alirezamostafavi 0:4d6a495f372c 244 }
alirezamostafavi 0:4d6a495f372c 245
alirezamostafavi 0:4d6a495f372c 246 for (int pp=896;pp<1023;pp++)
alirezamostafavi 0:4d6a495f372c 247 {
alirezamostafavi 0:4d6a495f372c 248 sumy[7]=((left[pp]+left[pp+1])*(df/2))+sumy[7];
alirezamostafavi 0:4d6a495f372c 249 }
alirezamostafavi 0:4d6a495f372c 250
alirezamostafavi 0:4d6a495f372c 251 /* for(int uu=127;uu<1024;uu=uu+128)
alirezamostafavi 0:4d6a495f372c 252 {
alirezamostafavi 0:4d6a495f372c 253 count=uu;
alirezamostafavi 0:4d6a495f372c 254 for(int pp=count-127;pp<(count);pp++)
alirezamostafavi 0:4d6a495f372c 255 {
alirezamostafavi 0:4d6a495f372c 256 sumz[rr]=((left[pp]+left[pp+1])*(df/2))+sumz[rr];
alirezamostafavi 0:4d6a495f372c 257 rr++;
alirezamostafavi 0:4d6a495f372c 258 }
alirezamostafavi 0:4d6a495f372c 259
alirezamostafavi 0:4d6a495f372c 260 } */
alirezamostafavi 0:4d6a495f372c 261 i=0;
alirezamostafavi 0:4d6a495f372c 262 //zfft
alirezamostafavi 0:4d6a495f372c 263 arm_rfft_instance_q31 Sfftz;
alirezamostafavi 0:4d6a495f372c 264 arm_rfft_init_q31(&Sfftz, NUM_SAMPLES, 0, 1);
alirezamostafavi 0:4d6a495f372c 265 arm_rfft_q31 (&Sfftz, zzz, leftFFT);
alirezamostafavi 0:4d6a495f372c 266 arm_q31_to_float (leftFFT, auxFloat, 2*NUM_SAMPLES); // doing abs is very sensitive to rounding, better to be done in float
alirezamostafavi 0:4d6a495f372c 267 arm_cmplx_mag_f32 (auxFloat, auxFloat, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 268 arm_float_to_q31 (auxFloat, left, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 269 i=0;
alirezamostafavi 0:4d6a495f372c 270 //arm_rfft_fast_instance_f64 Sfft;
alirezamostafavi 0:4d6a495f372c 271 //arm_rfft_fast_init_f64(&Sfft, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 272
alirezamostafavi 0:4d6a495f372c 273 //arm_rfft_fast_f32 (&Sfft, xxx, leftFFT,0);
alirezamostafavi 0:4d6a495f372c 274 //arm_cmplx_mag_f32 (leftFFT, right, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 275 rr=0;
alirezamostafavi 0:4d6a495f372c 276
alirezamostafavi 0:4d6a495f372c 277 for (int uu=0;uu<1024;uu++)
alirezamostafavi 0:4d6a495f372c 278 {
alirezamostafavi 0:4d6a495f372c 279 pc.printf("%i ,",left[uu]);
alirezamostafavi 0:4d6a495f372c 280
alirezamostafavi 0:4d6a495f372c 281 }
alirezamostafavi 0:4d6a495f372c 282
alirezamostafavi 0:4d6a495f372c 283 for (int pp=0;pp<128;pp++)
alirezamostafavi 0:4d6a495f372c 284 {
alirezamostafavi 0:4d6a495f372c 285 sumz[0]=((left[pp]+left[pp+1])*(df/2))+sumz[0];
alirezamostafavi 0:4d6a495f372c 286 }
alirezamostafavi 0:4d6a495f372c 287
alirezamostafavi 0:4d6a495f372c 288 for (int pp=128;pp<256;pp++)
alirezamostafavi 0:4d6a495f372c 289 {
alirezamostafavi 0:4d6a495f372c 290 sumz[1]=((left[pp]+left[pp+1])*(df/2))+sumz[1];
alirezamostafavi 0:4d6a495f372c 291 }
alirezamostafavi 0:4d6a495f372c 292
alirezamostafavi 0:4d6a495f372c 293 for (int pp=256;pp<384;pp++)
alirezamostafavi 0:4d6a495f372c 294 {
alirezamostafavi 0:4d6a495f372c 295 sumz[2]=((left[pp]+left[pp+1])*(df/2))+sumz[2];
alirezamostafavi 0:4d6a495f372c 296 }
alirezamostafavi 0:4d6a495f372c 297
alirezamostafavi 0:4d6a495f372c 298 for (int pp=384;pp<512;pp++)
alirezamostafavi 0:4d6a495f372c 299 {
alirezamostafavi 0:4d6a495f372c 300 sumz[3]=((left[pp]+left[pp+1])*(df/2))+sumz[3];
alirezamostafavi 0:4d6a495f372c 301 }
alirezamostafavi 0:4d6a495f372c 302
alirezamostafavi 0:4d6a495f372c 303 for (int pp=512;pp<640;pp++)
alirezamostafavi 0:4d6a495f372c 304 {
alirezamostafavi 0:4d6a495f372c 305 sumz[4]=((left[pp]+left[pp+1])*(df/2))+sumz[4];
alirezamostafavi 0:4d6a495f372c 306 }
alirezamostafavi 0:4d6a495f372c 307
alirezamostafavi 0:4d6a495f372c 308
alirezamostafavi 0:4d6a495f372c 309
alirezamostafavi 0:4d6a495f372c 310 for (int pp=640;pp<768;pp++)
alirezamostafavi 0:4d6a495f372c 311 {
alirezamostafavi 0:4d6a495f372c 312 sumz[5]=((left[pp]+left[pp+1])*(df/2))+sumz[5];
alirezamostafavi 0:4d6a495f372c 313 }
alirezamostafavi 0:4d6a495f372c 314
alirezamostafavi 0:4d6a495f372c 315 for (int pp=768;pp<896;pp++)
alirezamostafavi 0:4d6a495f372c 316 {
alirezamostafavi 0:4d6a495f372c 317 sumz[6]=((left[pp]+left[pp+1])*(df/2))+sumz[6];
alirezamostafavi 0:4d6a495f372c 318 }
alirezamostafavi 0:4d6a495f372c 319
alirezamostafavi 0:4d6a495f372c 320 for (int pp=896;pp<1023;pp++)
alirezamostafavi 0:4d6a495f372c 321 {
alirezamostafavi 0:4d6a495f372c 322 sumz[7]=((left[pp]+left[pp+1])*(df/2))+sumz[7];
alirezamostafavi 0:4d6a495f372c 323 }
alirezamostafavi 0:4d6a495f372c 324
alirezamostafavi 0:4d6a495f372c 325
alirezamostafavi 0:4d6a495f372c 326
alirezamostafavi 0:4d6a495f372c 327 for(int iii = 0; iii < 2048; iii++)
alirezamostafavi 0:4d6a495f372c 328 {
alirezamostafavi 0:4d6a495f372c 329 sum1 = xxx1[iii]+sum1;
alirezamostafavi 0:4d6a495f372c 330 }
alirezamostafavi 0:4d6a495f372c 331
alirezamostafavi 0:4d6a495f372c 332 sum2=(sum1*100)/2048;
alirezamostafavi 0:4d6a495f372c 333 double sum3=0;
alirezamostafavi 0:4d6a495f372c 334 double ab=3000/2048;
alirezamostafavi 0:4d6a495f372c 335 sum3=floor(sum2);
alirezamostafavi 0:4d6a495f372c 336 sum11=3000/2048;
alirezamostafavi 0:4d6a495f372c 337 //sum22[0]=sum1*df;
alirezamostafavi 0:4d6a495f372c 338 //sum11=static_cast<float>(sum1);
alirezamostafavi 0:4d6a495f372c 339 // avg = static_cast<float>(sum1)*0.004882;
alirezamostafavi 0:4d6a495f372c 340 // avg1 = avg*100;
alirezamostafavi 0:4d6a495f372c 341 // avg2 = static_cast<int>(avg1);
alirezamostafavi 0:4d6a495f372c 342 //
alirezamostafavi 0:4d6a495f372c 343
alirezamostafavi 0:4d6a495f372c 344
alirezamostafavi 0:4d6a495f372c 345 for(int ww=0;ww<8;ww++)
alirezamostafavi 0:4d6a495f372c 346 {
alirezamostafavi 0:4d6a495f372c 347 pc.printf("%f ,",sumx[ww]);
alirezamostafavi 0:4d6a495f372c 348
alirezamostafavi 0:4d6a495f372c 349 }
alirezamostafavi 0:4d6a495f372c 350 for(int ww=0;ww<8;ww++)
alirezamostafavi 0:4d6a495f372c 351 {
alirezamostafavi 0:4d6a495f372c 352 pc.printf("%f ,",sumy[ww]);
alirezamostafavi 0:4d6a495f372c 353
alirezamostafavi 0:4d6a495f372c 354 }
alirezamostafavi 0:4d6a495f372c 355
alirezamostafavi 0:4d6a495f372c 356 for(int ww=0;ww<8;ww++)
alirezamostafavi 0:4d6a495f372c 357 {
alirezamostafavi 0:4d6a495f372c 358 pc.printf("%f ,",sumz[ww]);
alirezamostafavi 0:4d6a495f372c 359
alirezamostafavi 0:4d6a495f372c 360 }
alirezamostafavi 0:4d6a495f372c 361
alirezamostafavi 0:4d6a495f372c 362 for(int nn=0;nn<2048;nn++)
alirezamostafavi 0:4d6a495f372c 363 {
alirezamostafavi 0:4d6a495f372c 364 pc.printf("%i ,",(int16_t)xxx1[nn]);
alirezamostafavi 0:4d6a495f372c 365 }
alirezamostafavi 0:4d6a495f372c 366
alirezamostafavi 0:4d6a495f372c 367
alirezamostafavi 0:4d6a495f372c 368
alirezamostafavi 0:4d6a495f372c 369
alirezamostafavi 0:4d6a495f372c 370 //pc.printf("%i ,",(int16_t)sum1);
alirezamostafavi 0:4d6a495f372c 371 //pc.printf("%i ,",(int16_t)sum1);
alirezamostafavi 0:4d6a495f372c 372 // pc.printf("%.2f ,",(float)sum1);
alirezamostafavi 0:4d6a495f372c 373 // pc.printf("%i ,",(int64_t)sum2);
alirezamostafavi 0:4d6a495f372c 374 // pc.printf("%i ,",(int16_t)sum3);
alirezamostafavi 0:4d6a495f372c 375
alirezamostafavi 0:4d6a495f372c 376 pc.printf("%i ,",(int16_t)sum11);
alirezamostafavi 0:4d6a495f372c 377 pc.printf("%f ,",sum11);
alirezamostafavi 0:4d6a495f372c 378 pc.printf("%f ,",(float)sum11);
alirezamostafavi 0:4d6a495f372c 379
alirezamostafavi 0:4d6a495f372c 380 pc.printf("%i ,",(int16_t)ab);
alirezamostafavi 0:4d6a495f372c 381 pc.printf("%f ,",ab);
alirezamostafavi 0:4d6a495f372c 382 pc.printf("%f ,",(float)ab);
alirezamostafavi 0:4d6a495f372c 383
alirezamostafavi 0:4d6a495f372c 384 //pc.printf("%.2f ,",(float64_t)sum11);
alirezamostafavi 0:4d6a495f372c 385 //
alirezamostafavi 0:4d6a495f372c 386 // pc.printf("%f ,",avg);
alirezamostafavi 0:4d6a495f372c 387 // pc.printf("%f ,",(float)avg);
alirezamostafavi 0:4d6a495f372c 388 // pc.printf("%i ,",(int16_t)avg2);
alirezamostafavi 0:4d6a495f372c 389
alirezamostafavi 0:4d6a495f372c 390
alirezamostafavi 0:4d6a495f372c 391 v=1;
alirezamostafavi 0:4d6a495f372c 392
alirezamostafavi 0:4d6a495f372c 393
alirezamostafavi 0:4d6a495f372c 394 }
alirezamostafavi 0:4d6a495f372c 395 }
alirezamostafavi 0:4d6a495f372c 396 int main()
alirezamostafavi 0:4d6a495f372c 397 {
alirezamostafavi 0:4d6a495f372c 398
alirezamostafavi 0:4d6a495f372c 399
alirezamostafavi 0:4d6a495f372c 400 printf("Starting ADXL345 test...\n");
alirezamostafavi 0:4d6a495f372c 401 printf("Device ID is: 0x%02x\n", accelerometer.getDevId());
alirezamostafavi 0:4d6a495f372c 402
alirezamostafavi 0:4d6a495f372c 403 //Go into standby mode to configure the device.
alirezamostafavi 0:4d6a495f372c 404 accelerometer.setPowerControl(0x00);
alirezamostafavi 0:4d6a495f372c 405
alirezamostafavi 0:4d6a495f372c 406 //Full resolution, +/-16g, 4mg/LSB.
alirezamostafavi 0:4d6a495f372c 407 accelerometer.setDataFormatControl(0x00);
alirezamostafavi 0:4d6a495f372c 408
alirezamostafavi 0:4d6a495f372c 409 //3.2kHz data rate.
alirezamostafavi 0:4d6a495f372c 410 accelerometer.setDataRate(ADXL345_400HZ);
alirezamostafavi 0:4d6a495f372c 411
alirezamostafavi 0:4d6a495f372c 412 //Measurement mode.
alirezamostafavi 0:4d6a495f372c 413 accelerometer.setPowerControl(0x08);
alirezamostafavi 0:4d6a495f372c 414
alirezamostafavi 0:4d6a495f372c 415 flipper1.attach(&flip1, 0.0025); // the address of the
alirezamostafavi 0:4d6a495f372c 416 flipper2.attach(&flip2, 10); // the address of the
alirezamostafavi 0:4d6a495f372c 417
alirezamostafavi 0:4d6a495f372c 418
alirezamostafavi 0:4d6a495f372c 419
alirezamostafavi 0:4d6a495f372c 420 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alirezamostafavi 0:4d6a495f372c 423 //float32_t sinoos[NUM_SAMPLES] ={5.00,4.91,4.62,4.14,3.51,2.73,1.85,0.89,-0.10,-1.08,-2.02,-2.88,-3.61,-4.21,-4.63,-4.86,-4.90,-4.73,-4.38,-3.84,-3.15,-2.33,-1.40,-0.42,0.58,1.57,2.50,3.34,4.05,4.60,4.98,5.17,5.16,4.95,4.55,3.98,3.26,2.41,1.48,0.50,-0.49,-1.45,-2.34,-3.14,-3.79,-4.29,-4.60,-4.72,-4.64,-4.36,-3.90,-3.27,-2.49,-1.61,-0.65,0.35,1.35,2.31,3.19,3.96,4.58,5.03,5.30,5.37,5.25,4.93,4.42,3.76,2.97,2.07,1.10,0.11,-0.87,-1.80,-2.63,-3.35,-3.91,-4.30,-4.50,-4.51,-4.31,-3.92,-3.36,-2.64,-1.80,-0.87,0.12,1.12,2.10,3.02,3.84,4.52,5.05,5.40,5.55,5.51,5.27,4.84,4.24,3.50,2.64,1.69,0.71,-0.28,-1.23,-2.11,-2.88,-3.51,-3.98,-4.26,-4.35,-4.23,-3.92,-3.43,-2.77,-1.98,-1.08,-0.11,0.89,1.89,2.83,3.70,4.44,5.04,5.46,5.70,5.74,5.58,5.22,4.69,4.01,3.19,2.28,1.31,0.31,-0.66,-1.58,-2.40,-3.09,-3.62,-3.98,-4.15,-4.12,-3.89,-3.47,-2.88,-2.14,-1.28,-0.34,0.66,1.66,2.63,3.53,4.33,4.99,5.49,5.80,5.93,5.85,5.57,5.11,4.49,3.72,2.85,1.89,0.91,-0.08,-1.02,-1.89,-2.64,-3.24,-3.68,-3.93,-3.98,-3.83,-3.49,-2.97,-2.29,-1.47,-0.56,0.42,1.42,2.41,3.35,4.19,4.91,5.48,5.87,6.08,6.08,5.89,5.50,4.95,4.23,3.40,2.47,1.50,0.50,-0.46,-1.37,-2.17,-2.83,-3.34,-3.67,-3.81,-3.74,-3.48,-3.03,-2.41,-1.65,-0.78,0.18,1.18,2.18,3.14,4.03,4.80,5.44,5.91,6.19,6.28,6.17,5.86,5.37,4.72,3.93,3.04,2.08,1.09,0.10,-0.83,-1.68,-2.40,-2.98,-3.39,-3.60,-3.62,-3.44,-3.07,-2.52,-1.82,-0.98,-0.06,0.93,1.93,2.91,3.84,4.66,5.36,5.90,6.26,6.43,6.40,6.18,5.76,5.18,4.44,3.59,2.65,1.67,0.68,-0.28,-1.17,-1.95,-2.60,-3.07,-3.37,-3.47,-3.38,-3.08,-2.60,-1.96,-1.18,-0.29,0.68,1.68,2.67,3.63,4.50,5.25,5.86,6.30,6.55,6.60,6.46,6.12,5.60,4.92,4.12,3.21,2.24,1.25,0.27,-0.65,-1.48,-2.19,-2.74,-3.11,-3.30,-3.28,-3.07,-2.67,-2.09,-1.36,-0.51,0.43,1.42,2.42,3.40,4.30,5.11,5.78,6.29,6.62,6.76,6.70,6.44,5.99,5.38,4.62,3.75,2.80,1.81,0.83,-0.12,-1.00,-1.76,-2.38,-2.83,-3.09,-3.16,-3.03,-2.70,-2.20,-1.53,-0.73,0.18,1.15,2.16,3.15,4.09,4.94,5.67,6.25,6.66,6.88,6.90,6.72,6.35,5.80,5.10,4.27,3.35,2.38,1.38,0.41,-0.50,-1.31,-1.99,-2.51,-2.86,-3.01,-2.96,-2.72,-2.28,-1.68,-0.93,-0.06,0.89,1.88,2.88,3.85,4.74,5.53,6.17,6.65,6.95,7.05,6.96,6.66,6.19,5.55,4.77,3.88,2.93,1.93,0.95,0.01,-0.85,-1.59,-2.18,-2.60,-2.83,-2.87,-2.70,-2.35,-1.81,-1.12,-0.30,0.62,1.60,2.60,3.59,4.51,5.35,6.06,6.61,6.98,7.17,7.15,6.94,6.54,5.97,5.24,4.39,3.46,2.48,1.49,0.52,-0.37,-1.17,-1.82,-2.32,-2.63,-2.75,-2.67,-2.39,-1.93,-1.30,-0.53,0.36,1.31,2.31,3.31,4.26,5.14,5.91,6.52,6.98,7.24,7.31,7.18,6.85,6.35,5.68,4.88,3.98,3.01,2.02,1.04,0.11,-0.73,-1.45,-2.01,-2.40,-2.60,-2.61,-2.41,-2.02,-1.46,-0.75,0.09,1.03,2.01,3.01,3.99,4.91,5.72,6.40,6.93,7.27,7.42,7.37,7.13,6.69,6.09,5.34,4.48,3.53,2.55,1.56,0.60,-0.28,-1.05,-1.69,-2.15,-2.43,-2.52,-2.40,-2.10,-1.60,-0.95,-0.16,0.74,1.71,2.71,3.70,4.64,5.50,6.24,6.84,7.26,7.49,7.52,7.36,7.00,6.47,5.77,4.95,4.04,3.06,2.07,1.09,0.18,-0.65,-1.34,-1.88,-2.24,-2.41,-2.38,-2.15,-1.73,-1.14,-0.40,0.45,1.40,2.39,3.39,4.36,5.26,6.05,6.71,7.20,7.51,7.63,7.55,7.27,6.80,6.17,5.40,4.52,3.57,2.58,1.59,0.64,-0.23,-0.98,-1.58,-2.02,-2.27,-2.32,-2.18,-1.84,-1.32,-0.64,0.17,1.09,2.06,3.06,4.05,4.98,5.82,6.54,7.10,7.49,7.69,7.69,7.49,7.10,6.54,5.82,4.98,4.06,3.07,2.08,1.11,0.21,-0.60,-1.27,-1.78,-2.11,-2.24,-2.18,-1.92,-1.47,-0.86,-0.10,0.78,1.73,2.72,3.72,4.68,5.56,6.33,6.96,7.43,7.71,7.79,7.67,7.36,6.87,6.21,5.42,4.52,3.56,2.56,1.58,0.64,-0.21,-0.94,-1.52,-1.92,-2.14,-2.16,-1.98,-1.61,-1.07,-0.36,0.47,1.39,2.37,3.37,4.35,5.27,6.09,6.79,7.32,7.68,7.84,7.81,7.58,7.16,6.56,5.83,4.97,4.03,3.04,2.05,1.08,0.19,-0.59,-1.24,-1.72,-2.02,-2.12,-2.02,-1.73,-1.26,-0.62,0.17,1.05,2.02,3.01,4.01,4.95,5.82,6.57,7.17,7.61,7.85,7.90,7.75,7.40,6.88,6.20,5.39,4.48,3.50,2.51,1.53,0.60,-0.23,-0.94,-1.49,-1.87,-2.05,-2.04,-1.83,-1.43,-0.85,-0.13,0.72,1.65,2.64,3.64,4.61,5.51,6.32,6.98,7.49,7.81,7.94,7.88,7.61,7.16,6.54,5.78,4.90,3.95,2.96,1.97,1.01,0.14,-0.62,-1.24,-1.70,-1.96,-2.03,-1.91,-1.58,-1.08,-0.41,0.39,1.29,2.26,3.26,4.24,5.18,6.03,6.75,7.33,7.73,7.94,7.96,7.77,7.40,6.85,6.14,5.31,4.38,3.40,2.40,1.43,0.52,-0.30,-0.98,-1.51,-1.85,-2.01,-1.96,-1.72,-1.29,-0.69,0.06,0.93,1.87,2.86,3.86,4.82,5.71,6.49,7.13,7.61,7.90,7.99,7.89,7.59,7.11,6.47,5.68,4.79,3.83,2.83,1.84,0.90,0.04,-0.70,-1.30,-1.72,-1.95,-1.99,-1.83,-1.48,-0.94,-0.26,0.56,1.48,2.46,3.45,4.44,5.36,6.19,6.89,7.44,7.81,7.98,7.96,7.75,7.34,6.76,6.03,5.18,4.24,3.25,2.25,1.29,0.39,-0.41,-1.07,-1.56,-1.88,-2.00,-1.92,-1.65,-1.19,-0.56,0.21,1.09,2.04,3.04,4.03,4.98,5.85,6.61,7.22,7.67,7.93,7.99,7.85,7.52,7.01,6.34,5.54,4.63,3.66,2.66,1.67,0.74,-0.10,-0.82,-1.39,-1.78,-1.99,-1.99,-1.80,-1.41,-0.85,-0.14,0.70,1.62,2.61,3.60,4.58,5.49,6.29,6.97,7.49,7.83,7.97,7.92,7.66,7.23,6.62,5.86,5.00,4.05,3.05,2.06,1.10,0.21,-0.56,-1.20,-1.66,-1.95,-2.04,-1.93,-1.62,-1.13,-0.48,0.31,1.20,2.17,3.16,4.15,5.09,5.94,6.68,7.27,7.68,7.91,7.93,7.76,7.40,6.86,6.16,5.34,4.42,3.44,2.44,1.46,0.54,-0.29,-0.98,-1.53,-1.89,-2.06,-2.03,-1.81,-1.39,-0.81,-0.07,0.78,1.72,2.71,3.70,4.67,5.56,6.35,7.00,7.49,7.79,7.91,7.82,7.53,7.06,6.43,5.65,4.77,3.81,2.81,1.82,0.87,-0.00,-0.76,-1.37,-1.81,-2.06,-2.11,-1.97,-1.63,-1.12,-0.44,0.37,1.27,2.25,3.24,4.22,5.15,5.99,6.70,7.26,7.64,7.83,7.82,7.62,7.23,6.66,5.94,5.09,4.16,3.17,2.17,1.20,0.29,-0.52,-1.19,-1.70,-2.04,-2.17,-2.11,-1.86,-1.41,-0.80,-0.04,0.83,1.78,2.77,3.76,4.71,5.59,6.36,6.98,7.44,7.71,7.79,7.66,7.35,6.85,6.19,5.39,4.49,3.52,2.52,1.53,0.59,-0.26,-1.00,-1.58,-1.99,-2.21,-2.23,-2.06,-1.69,-1.14,-0.44,0.38,1.30,2.28,3.28,4.25,5.16,5.98,6.67,7.20,7.55,7.71,7.67,7.43,7.00,6.40,5.66,4.80,3.85,2.86,1.86,0.89,-0.00,-0.79,-1.44,-1.92,-2.22,-2.33,-2.23,-1.94};
alirezamostafavi 0:4d6a495f372c 424
alirezamostafavi 0:4d6a495f372c 425
alirezamostafavi 0:4d6a495f372c 426 /*arm_rfft_instance_q15 Sfft;
alirezamostafavi 0:4d6a495f372c 427 arm_rfft_init_q15(&Sfft, NUM_SAMPLES, 0, 1);
alirezamostafavi 0:4d6a495f372c 428 arm_rfft_q15 (&Sfft, sinoos, leftFFT);
alirezamostafavi 0:4d6a495f372c 429 arm_q15_to_float (leftFFT, auxFloat, 2*NUM_SAMPLES); // doing abs is very sensitive to rounding, better to be done in float
alirezamostafavi 0:4d6a495f372c 430 arm_cmplx_mag_f32 (auxFloat, auxFloat, NUM_SAMPLES);
alirezamostafavi 0:4d6a495f372c 431 arm_float_to_q15 (auxFloat, left, NUM_SAMPLES);*/
alirezamostafavi 0:4d6a495f372c 432
alirezamostafavi 0:4d6a495f372c 433
alirezamostafavi 0:4d6a495f372c 434
alirezamostafavi 0:4d6a495f372c 435 while(1)
alirezamostafavi 0:4d6a495f372c 436 {
alirezamostafavi 0:4d6a495f372c 437
alirezamostafavi 0:4d6a495f372c 438 }
alirezamostafavi 0:4d6a495f372c 439 }
alirezamostafavi 0:4d6a495f372c 440