forked from acco/chti23
Step_DFT - fini et testé avec signal test de k=5, A=1/2, M=64
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e6a35c8006
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4 changed files with 129 additions and 78 deletions
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@ -23,18 +23,20 @@
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DFT_ModuleAuCarre proc
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push {lr}
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;partie reelle
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;push {r0}
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push {r0}
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ldr r2,=TabCos
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bl DFT_Partie
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;mov r3 ,r0
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mov r3 ,r0
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;partie imaginaire
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;pop {r0}
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;ldr r2,=TabSin
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;bl DFT_Partie
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pop {r0}
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ldr r2,=TabSin
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bl DFT_Partie
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; calcul dft
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;mul r0, r0
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;mul r3, r3
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;add r0, r3
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asr r0, #16 ; 7.9
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mul r0, r0 ; 14.18
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asr r3, #16 ; 7.9
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mul r3, r3 ; 14.18
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add r0, r3 ; 13.19
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pop {pc}
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endp
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@ -1,68 +1,68 @@
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AREA Signal, DATA, READONLY
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export LeSignal
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LeSignal
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DCW 0x0fff ; 0 4095 0.99976
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DCW 0x0ff6 ; 1 4086 0.99756
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DCW 0x0fd9 ; 2 4057 0.99048
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DCW 0x0fa8 ; 3 4008 0.97852
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DCW 0x0f64 ; 4 3940 0.96191
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DCW 0x0f0e ; 5 3854 0.94092
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DCW 0x0ea7 ; 6 3751 0.91577
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DCW 0x0e2f ; 7 3631 0.88647
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DCW 0x0800 ; 0 2048 0.50000
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DCW 0x043b ; 1 1083 0.26440
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DCW 0x0159 ; 2 345 0.08423
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DCW 0x000a ; 3 10 0.00244
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DCW 0x009c ; 4 156 0.03809
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DCW 0x02ed ; 5 749 0.18286
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DCW 0x0670 ; 6 1648 0.40234
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DCW 0x0a53 ; 7 2643 0.64526
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DCW 0x0da8 ; 8 3496 0.85352
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DCW 0x0d13 ; 9 3347 0.81714
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DCW 0x0c72 ; 10 3186 0.77783
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DCW 0x0bc5 ; 11 3013 0.73560
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DCW 0x0fa8 ; 9 4008 0.97852
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DCW 0x0fd9 ; 10 4057 0.99048
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DCW 0x0e2f ; 11 3631 0.88647
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DCW 0x0b10 ; 12 2832 0.69141
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DCW 0x0a53 ; 13 2643 0.64526
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DCW 0x0990 ; 14 2448 0.59766
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DCW 0x08c9 ; 15 2249 0.54907
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DCW 0x0800 ; 16 2048 0.50000
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DCW 0x0737 ; 17 1847 0.45093
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DCW 0x0670 ; 18 1648 0.40234
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DCW 0x05ad ; 19 1453 0.35474
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DCW 0x04f0 ; 20 1264 0.30859
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DCW 0x043b ; 21 1083 0.26440
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DCW 0x038e ; 22 910 0.22217
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DCW 0x02ed ; 23 749 0.18286
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DCW 0x0258 ; 24 600 0.14648
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DCW 0x01d1 ; 25 465 0.11353
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DCW 0x0159 ; 26 345 0.08423
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DCW 0x00f2 ; 27 242 0.05908
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DCW 0x0737 ; 13 1847 0.45093
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DCW 0x038e ; 14 910 0.22217
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DCW 0x00f2 ; 15 242 0.05908
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DCW 0x0000 ; 16 0 0.00000
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DCW 0x00f2 ; 17 242 0.05908
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DCW 0x038e ; 18 910 0.22217
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DCW 0x0737 ; 19 1847 0.45093
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DCW 0x0b10 ; 20 2832 0.69141
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DCW 0x0e2f ; 21 3631 0.88647
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DCW 0x0fd9 ; 22 4057 0.99048
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DCW 0x0fa8 ; 23 4008 0.97852
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DCW 0x0da8 ; 24 3496 0.85352
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DCW 0x0a53 ; 25 2643 0.64526
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DCW 0x0670 ; 26 1648 0.40234
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DCW 0x02ed ; 27 749 0.18286
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DCW 0x009c ; 28 156 0.03809
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DCW 0x0058 ; 29 88 0.02148
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DCW 0x0027 ; 30 39 0.00952
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DCW 0x000a ; 31 10 0.00244
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DCW 0x0000 ; 32 0 0.00000
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DCW 0x000a ; 33 10 0.00244
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DCW 0x0027 ; 34 39 0.00952
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DCW 0x0058 ; 35 88 0.02148
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DCW 0x009c ; 36 156 0.03809
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DCW 0x00f2 ; 37 242 0.05908
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DCW 0x0159 ; 38 345 0.08423
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DCW 0x01d1 ; 39 465 0.11353
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DCW 0x000a ; 29 10 0.00244
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DCW 0x0159 ; 30 345 0.08423
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DCW 0x043b ; 31 1083 0.26440
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DCW 0x0800 ; 32 2048 0.50000
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DCW 0x0bc5 ; 33 3013 0.73560
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DCW 0x0ea7 ; 34 3751 0.91577
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DCW 0x0ff6 ; 35 4086 0.99756
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DCW 0x0f64 ; 36 3940 0.96191
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DCW 0x0d13 ; 37 3347 0.81714
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DCW 0x0990 ; 38 2448 0.59766
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DCW 0x05ad ; 39 1453 0.35474
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DCW 0x0258 ; 40 600 0.14648
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DCW 0x02ed ; 41 749 0.18286
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DCW 0x038e ; 42 910 0.22217
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DCW 0x043b ; 43 1083 0.26440
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DCW 0x0058 ; 41 88 0.02148
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DCW 0x0027 ; 42 39 0.00952
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DCW 0x01d1 ; 43 465 0.11353
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DCW 0x04f0 ; 44 1264 0.30859
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DCW 0x05ad ; 45 1453 0.35474
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DCW 0x0670 ; 46 1648 0.40234
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DCW 0x0737 ; 47 1847 0.45093
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DCW 0x0800 ; 48 2048 0.50000
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DCW 0x08c9 ; 49 2249 0.54907
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DCW 0x0990 ; 50 2448 0.59766
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DCW 0x0a53 ; 51 2643 0.64526
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DCW 0x0b10 ; 52 2832 0.69141
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DCW 0x0bc5 ; 53 3013 0.73560
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DCW 0x0c72 ; 54 3186 0.77783
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DCW 0x0d13 ; 55 3347 0.81714
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DCW 0x0da8 ; 56 3496 0.85352
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DCW 0x0e2f ; 57 3631 0.88647
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DCW 0x0ea7 ; 58 3751 0.91577
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DCW 0x0f0e ; 59 3854 0.94092
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DCW 0x08c9 ; 45 2249 0.54907
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DCW 0x0c72 ; 46 3186 0.77783
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DCW 0x0f0e ; 47 3854 0.94092
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DCW 0x0fff ; 48 4095 0.99976
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DCW 0x0f0e ; 49 3854 0.94092
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DCW 0x0c72 ; 50 3186 0.77783
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DCW 0x08c9 ; 51 2249 0.54907
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DCW 0x04f0 ; 52 1264 0.30859
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DCW 0x01d1 ; 53 465 0.11353
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DCW 0x0027 ; 54 39 0.00952
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DCW 0x0058 ; 55 88 0.02148
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DCW 0x0258 ; 56 600 0.14648
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DCW 0x05ad ; 57 1453 0.35474
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DCW 0x0990 ; 58 2448 0.59766
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DCW 0x0d13 ; 59 3347 0.81714
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DCW 0x0f64 ; 60 3940 0.96191
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DCW 0x0fa8 ; 61 4008 0.97852
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DCW 0x0fd9 ; 62 4057 0.99048
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DCW 0x0ff6 ; 63 4086 0.99756
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DCW 0x0ff6 ; 61 4086 0.99756
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DCW 0x0ea7 ; 62 3751 0.91577
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DCW 0x0bc5 ; 63 3013 0.73560
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END
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@ -1,12 +1,13 @@
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#define MSURDEUX 32
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#include "DriverJeuLaser.h"
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#include <stdio.h>
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int DFT_ModuleAuCarre( short int * Signal64ech, char k);
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extern short int LeSignal;
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int tab [64];
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int tab [MSURDEUX];
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int main(void)
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{
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@ -20,10 +21,11 @@ int main(void)
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//============================================================================
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for (int i=0;i<64;i++)
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for (int i=0;i<MSURDEUX-1;i++)
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{
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char k = (char)i;
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char k = (char)i+1;
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tab[i]= DFT_ModuleAuCarre( &LeSignal, k);
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//printf("k=%d : %d \n",i,tab[i]);
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}
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while (1)
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@ -157,9 +157,9 @@
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<Bp>
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<Number>0</Number>
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<Type>0</Type>
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<LineNumber>29</LineNumber>
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<LineNumber>31</LineNumber>
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<EnabledFlag>1</EnabledFlag>
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<Address>134218158</Address>
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<Address>134218160</Address>
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<ByteObject>0</ByteObject>
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<HtxType>0</HtxType>
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<ManyObjects>0</ManyObjects>
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@ -168,7 +168,39 @@
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<BreakIfRCount>1</BreakIfRCount>
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<Filename>.\Src\principal.c</Filename>
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<ExecCommand></ExecCommand>
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<Expression>\\\Src/principal.c\29</Expression>
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<Expression>\\\Src/principal.c\31</Expression>
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</Bp>
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<Bp>
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<Number>1</Number>
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<Type>0</Type>
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<LineNumber>24</LineNumber>
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<EnabledFlag>1</EnabledFlag>
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<Address>134218172</Address>
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<ByteObject>0</ByteObject>
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<HtxType>0</HtxType>
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<ManyObjects>0</ManyObjects>
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<SizeOfObject>0</SizeOfObject>
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<BreakByAccess>0</BreakByAccess>
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<BreakIfRCount>1</BreakIfRCount>
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<Filename>.\Src\DFT.s</Filename>
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<ExecCommand></ExecCommand>
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<Expression>\\StepDFT\Src/DFT.s\24</Expression>
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</Bp>
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<Bp>
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<Number>2</Number>
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<Type>0</Type>
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<LineNumber>28</LineNumber>
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<EnabledFlag>1</EnabledFlag>
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<Address>0</Address>
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<ByteObject>0</ByteObject>
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<HtxType>0</HtxType>
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<ManyObjects>0</ManyObjects>
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<SizeOfObject>0</SizeOfObject>
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<BreakByAccess>0</BreakByAccess>
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<BreakIfRCount>0</BreakIfRCount>
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<Filename>.\Src\principal.c</Filename>
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<ExecCommand></ExecCommand>
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<Expression></Expression>
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</Bp>
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</Breakpoint>
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<WatchWindow1>
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@ -185,24 +217,39 @@
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<Ww>
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<count>2</count>
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<WinNumber>1</WinNumber>
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<ItemText>r0,0x0A</ItemText>
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<ItemText>r0,0x10</ItemText>
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</Ww>
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<Ww>
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<count>3</count>
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<WinNumber>1</WinNumber>
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<ItemText>i,0x0A</ItemText>
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<ItemText>r3,0x0A</ItemText>
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</Ww>
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<Ww>
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<count>4</count>
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<WinNumber>1</WinNumber>
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<ItemText>k,0x0A</ItemText>
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<ItemText>r5,0x0A</ItemText>
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</Ww>
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<Ww>
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<count>5</count>
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<WinNumber>1</WinNumber>
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<ItemText>signal[0]</ItemText>
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</Ww>
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<Ww>
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<count>6</count>
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<WinNumber>1</WinNumber>
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<ItemText>tab[0]</ItemText>
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</Ww>
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<Ww>
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<count>7</count>
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<WinNumber>1</WinNumber>
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<ItemText>tab[1]</ItemText>
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</Ww>
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</WatchWindow1>
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<MemoryWindow1>
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<Mm>
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<WinNumber>1</WinNumber>
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<SubType>0</SubType>
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<ItemText>tab</ItemText>
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<ItemText>r0</ItemText>
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<AccSizeX>0</AccSizeX>
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</Mm>
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</MemoryWindow1>
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@ -226,7 +273,7 @@
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<AscS3>0</AscS3>
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<aSer3>0</aSer3>
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<eProf>0</eProf>
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<aLa>1</aLa>
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<aLa>0</aLa>
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<aPa1>0</aPa1>
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<AscS4>0</AscS4>
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<aSer4>0</aSer4>
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