88 lines
No EOL
1.2 KiB
ArmAsm
88 lines
No EOL
1.2 KiB
ArmAsm
PRESERVE8
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THUMB
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include DriverJeuLaser.inc
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export timer_callback
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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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;Section RAM (read write):
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area maram,data,readwrite
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;char FlagCligno;
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FlagCligno dcb 0 ; reserve seulement un octet de memoire
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; ===============================================================================================
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;Section ROM code (read only) :
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area moncode,code,readonly
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; écrire le code ici
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;void timer_callback(void)
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;{
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; if (FlagCligno==1)
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; {
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; FlagCligno=0;
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; GPIOB_Set(1);
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; }
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; else
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; {
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; FlagCligno=1;
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; GPIOB_Clear(1);
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; }
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;
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;}
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timer_callback proc
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;void timer_callback(void)
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;{
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push {lr}
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; if (FlagCligno==1)
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ldr r2,=FlagCligno
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EXPORT FlagCligno
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ldrb r1, [r2]
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mov r0, #1
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cmp r1, #1
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bne Sinon
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; {
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; FlagCligno=0;
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mov r1, #0
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; GPIOB_Set(1);
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str r1, [r2]
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bl GPIOB_Set
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; }
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b fin
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; else
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Sinon
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; {
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; FlagCligno=1;
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mov r1, #1
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str r1, [r2]
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; GPIOB_Clear(1);
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bl GPIOB_Clear
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; }
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;
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fin
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;}
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pop {lr} ; pop {pc} remplace les
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bx lr ; deux lignes car on met l'
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; ancienne valeur de lr dans pc
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endp
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END
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