forked from acco/chti23
debut stepdft FIX MUL FORMAT 1.15
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parent
bab0bf818e
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4 changed files with 81 additions and 7 deletions
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@ -22,7 +22,23 @@
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; écrire le code ici
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; écrire le code ici
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DFT_ModuleAuCarre PROC
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push {r4, r5}
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mov r7, #0
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mov r5, #0
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ldr r3, =TabCos ; r3 = &TabCos[0];
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Loop
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ldrsh r2, [r3], #2 ; r2 = TabCos[i++]
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ldrsh r4, [r0], #2 ; r5 = Signal[i++]
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add r5, #1 ; i++;
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mul r2, r4 ; r3 = Signal[i] * TabCos[i];
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mul r2, r1 ; r3 = Signal[i] * TabCos[i] * k;
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add r7, r2
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cmp r5, #64
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blt Loop
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pop {r4, r5}
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bx lr
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ENDP
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;Section ROM code (read only) :
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;Section ROM code (read only) :
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@ -1,7 +1,8 @@
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#include "DriverJeuLaser.h"
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#include "DriverJeuLaser.h"
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extern void DFT_ModuleAuCarre(short int* Signal64ech, char k);
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extern int16_t* LeSignal;
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int main(void)
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int main(void)
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@ -14,15 +15,18 @@ int main(void)
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// Après exécution : le coeur CPU est clocké à 72MHz ainsi que tous les timers
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// Après exécution : le coeur CPU est clocké à 72MHz ainsi que tous les timers
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CLOCK_Configure();
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CLOCK_Configure();
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//============================================================================
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//============================================================================
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int once = 1;
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while (1)
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while (1)
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{
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{
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if (once) {
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once = 0;
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DFT_ModuleAuCarre(LeSignal, 1);
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}
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}
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}
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}
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@ -624,6 +624,30 @@
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<RteFlg>0</RteFlg>
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<RteFlg>0</RteFlg>
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<bShared>0</bShared>
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<bShared>0</bShared>
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</File>
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</File>
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<File>
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<GroupNumber>1</GroupNumber>
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<FileNumber>2</FileNumber>
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<FileType>2</FileType>
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<tvExp>0</tvExp>
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<tvExpOptDlg>0</tvExpOptDlg>
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<bDave2>0</bDave2>
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<PathWithFileName>.\Src\DFT.s</PathWithFileName>
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<FilenameWithoutPath>DFT.s</FilenameWithoutPath>
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<RteFlg>0</RteFlg>
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<bShared>0</bShared>
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</File>
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<File>
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<GroupNumber>1</GroupNumber>
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<FileNumber>3</FileNumber>
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<FileType>2</FileType>
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<tvExp>0</tvExp>
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<tvExpOptDlg>0</tvExpOptDlg>
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<bDave2>0</bDave2>
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<PathWithFileName>.\Src\Signal.asm</PathWithFileName>
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<FilenameWithoutPath>Signal.asm</FilenameWithoutPath>
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<RteFlg>0</RteFlg>
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<bShared>0</bShared>
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</File>
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</Group>
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</Group>
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<Group>
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<Group>
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@ -634,7 +658,7 @@
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<RteFlg>0</RteFlg>
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<RteFlg>0</RteFlg>
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<File>
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<File>
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<GroupNumber>2</GroupNumber>
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<GroupNumber>2</GroupNumber>
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<FileNumber>2</FileNumber>
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<FileNumber>4</FileNumber>
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<FileType>2</FileType>
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<FileType>2</FileType>
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<tvExp>0</tvExp>
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<tvExp>0</tvExp>
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<tvExpOptDlg>0</tvExpOptDlg>
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<tvExpOptDlg>0</tvExpOptDlg>
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@ -654,7 +678,7 @@
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<RteFlg>0</RteFlg>
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<RteFlg>0</RteFlg>
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<File>
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<File>
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<GroupNumber>3</GroupNumber>
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<GroupNumber>3</GroupNumber>
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<FileNumber>3</FileNumber>
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<FileNumber>5</FileNumber>
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<FileType>4</FileType>
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<FileType>4</FileType>
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<tvExp>0</tvExp>
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<tvExp>0</tvExp>
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<tvExpOptDlg>0</tvExpOptDlg>
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<tvExpOptDlg>0</tvExpOptDlg>
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@ -388,6 +388,16 @@
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<FileType>1</FileType>
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<FileType>1</FileType>
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<FilePath>.\Src\principal.c</FilePath>
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<FilePath>.\Src\principal.c</FilePath>
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</File>
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</File>
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<File>
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<FileName>DFT.s</FileName>
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<FileType>2</FileType>
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<FilePath>.\Src\DFT.s</FilePath>
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</File>
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<File>
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<FileName>Signal.asm</FileName>
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<FileType>2</FileType>
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<FilePath>.\Src\Signal.asm</FilePath>
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</File>
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</Files>
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</Files>
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</Group>
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</Group>
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<Group>
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<Group>
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@ -797,6 +807,16 @@
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<FileType>1</FileType>
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<FileType>1</FileType>
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<FilePath>.\Src\principal.c</FilePath>
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<FilePath>.\Src\principal.c</FilePath>
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</File>
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</File>
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<File>
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<FileName>DFT.s</FileName>
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<FileType>2</FileType>
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<FilePath>.\Src\DFT.s</FilePath>
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</File>
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<File>
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<FileName>Signal.asm</FileName>
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<FileType>2</FileType>
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<FilePath>.\Src\Signal.asm</FilePath>
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</File>
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</Files>
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</Files>
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</Group>
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</Group>
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<Group>
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<Group>
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@ -1275,6 +1295,16 @@
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<FileType>1</FileType>
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<FileType>1</FileType>
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<FilePath>.\Src\principal.c</FilePath>
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<FilePath>.\Src\principal.c</FilePath>
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</File>
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</File>
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<File>
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<FileName>DFT.s</FileName>
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<FileType>2</FileType>
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<FilePath>.\Src\DFT.s</FilePath>
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</File>
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<File>
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<FileName>Signal.asm</FileName>
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<FileType>2</FileType>
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<FilePath>.\Src\Signal.asm</FilePath>
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</File>
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</Files>
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</Files>
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</Group>
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</Group>
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<Group>
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<Group>
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