Fin du 1er TD
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parent
15cdcee56f
commit
1d1d62e535
4 changed files with 51 additions and 26 deletions
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@ -10,7 +10,7 @@
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<aExt>*.s*; *.src; *.a*</aExt>
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<oExt>*.obj; *.o</oExt>
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<lExt>*.lib</lExt>
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<tExt>*.txt; *.h; *.inc</tExt>
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<tExt>*.txt; *.h; *.inc; *.md</tExt>
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<pExt>*.plm</pExt>
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<CppX>*.cpp</CppX>
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<nMigrate>0</nMigrate>
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@ -75,7 +75,7 @@
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<OPTFL>
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<tvExp>1</tvExp>
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<tvExpOptDlg>0</tvExpOptDlg>
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<IsCurrentTarget>1</IsCurrentTarget>
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<IsCurrentTarget>0</IsCurrentTarget>
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</OPTFL>
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<CpuCode>18</CpuCode>
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<DebugOpt>
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@ -154,6 +154,21 @@
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</SetRegEntry>
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</TargetDriverDllRegistry>
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<Breakpoint/>
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<WatchWindow1>
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<Ww>
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<count>0</count>
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<WinNumber>1</WinNumber>
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<ItemText>VarTime,0x10</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>0x20000000 </ItemText>
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<AccSizeX>0</AccSizeX>
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</Mm>
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</MemoryWindow1>
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<Tracepoint>
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<THDelay>0</THDelay>
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</Tracepoint>
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@ -174,7 +189,7 @@
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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>0</aLa>
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<aLa>1</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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@ -196,6 +211,13 @@
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<pszMrulep></pszMrulep>
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<pSingCmdsp></pSingCmdsp>
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<pMultCmdsp></pMultCmdsp>
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<LogicAnalyzers>
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<Wi>
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<IntNumber>0</IntNumber>
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<FirstString>`VarTime</FirstString>
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<SecondString>0080000000000000000000000000000080842E410000000000000000000000000000000056617254696D65000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000500000001000000000000000000F03F1200000000000000000000000000000000000000C4030008</SecondString>
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</Wi>
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</LogicAnalyzers>
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<DebugDescription>
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<Enable>1</Enable>
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<EnableFlashSeq>0</EnableFlashSeq>
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@ -260,7 +282,7 @@
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<OPTFL>
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<tvExp>1</tvExp>
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<tvExpOptDlg>0</tvExpOptDlg>
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<IsCurrentTarget>0</IsCurrentTarget>
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<IsCurrentTarget>1</IsCurrentTarget>
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</OPTFL>
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<CpuCode>18</CpuCode>
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<DebugOpt>
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@ -339,11 +361,18 @@
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</SetRegEntry>
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</TargetDriverDllRegistry>
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<Breakpoint/>
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<WatchWindow1>
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<Ww>
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<count>0</count>
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<WinNumber>1</WinNumber>
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<ItemText>VarTime</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>257</SubType>
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<ItemText>r0</ItemText>
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<ItemText>0x00000000</ItemText>
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<AccSizeX>0</AccSizeX>
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</Mm>
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</MemoryWindow1>
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@ -367,7 +396,7 @@
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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>0</aLa>
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<aLa>1</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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@ -10,7 +10,7 @@
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<TargetName>Simu</TargetName>
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<ToolsetNumber>0x4</ToolsetNumber>
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<ToolsetName>ARM-ADS</ToolsetName>
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<pCCUsed>5060750::V5.06 update 6 (build 750)::.\ARMCC</pCCUsed>
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<pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
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<uAC6>0</uAC6>
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<TargetOption>
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<TargetCommonOption>
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@ -1338,11 +1338,6 @@
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<Layers>
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<Layer>
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<LayName><Project Info></LayName>
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<LayDesc></LayDesc>
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<LayUrl></LayUrl>
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<LayKeys></LayKeys>
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<LayCat></LayCat>
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<LayLic></LayLic>
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<LayTarg>0</LayTarg>
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<LayPrjMark>1</LayPrjMark>
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</Layer>
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@ -4,19 +4,20 @@
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; ====================== zone de réservation de données, ======================================
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;Section RAM (read only) :
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area mesdata,data,readonly
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area mesdata,data,readonly ; Déclaration de la variable
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;Section RAM (read write):
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area maram,data,readwrite
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VarTime dcd 0
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VarTime dcd 0 ; Réserve 32 bits en mémoire pour Vartime et on lui affecte la valeur 0
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EXPORT VarTime ;On rend la variable globale pour pouvoir l'observer avec le débugger
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; ===============================================================================================
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;constantes (équivalent du #define en C)
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TimeValue equ 900000
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TimeValue equ 900000 ; TimeValue = 900000
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EXPORT Delay_100ms ; la fonction Delay_100ms est rendue publique donc utilisable par d'autres modules.
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@ -39,21 +40,21 @@ TimeValue equ 900000
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;
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; et donc possède un intérêt pour débuter en ASM pur
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Delay_100ms proc
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Delay_100ms proc ; début de procédure
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ldr r0,=VarTime
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ldr r0,=VarTime ; Stockage de l'adresse de VarTime dans r0
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ldr r1,=TimeValue
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str r1,[r0]
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ldr r1,=TimeValue ; Stockage de l'adresse de TimeValue r1
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str r1,[r0] ; Ecriture de la valeur stockée dans r1 dans r0
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BoucleTempo
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ldr r1,[r0]
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BoucleTempo ; début de la boucle
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ldr r1,[r0] ; Stockage de la valeur pointée par r0 dans r1
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subs r1,#1
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str r1,[r0]
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bne BoucleTempo
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subs r1,#1 ; Désincrémentation de la valeur de r1
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str r1,[r0] ; Ecriture de la valeur de r1 dans r0
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bne BoucleTempo ; "Branch on Not Equal" --> Effectue un saut vers BoucleTempo si la valeur de r1 est différente de 0, sinon continue
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bx lr
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bx lr ; renvoie la valeur de lr
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endp
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@ -14,7 +14,7 @@ int main(void)
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CLOCK_Configure();
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// configuration de PortB.1 (PB1) en sortie push-pull
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GPIO_Configure(GPIOB, 1, OUTPUT, OUTPUT_PPULL);
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GPIO_Configure(GPIOB, 1, OUTPUT, OUTPUT_PPULL); // 1 = 3.3V // 0 = 0V
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