68 lines
No EOL
1,007 B
ArmAsm
68 lines
No EOL
1,007 B
ArmAsm
PRESERVE8
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THUMB
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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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FlagCligno dcd 0
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EXPORT FlagCligno
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EXPORT timer_callback
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; ===============================================================================================
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include DriverJeuLaser.inc
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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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timer_callback proc
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;push {lr}
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ldr r0,=FlagCligno
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ldr r1, [r0]
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cmp r1,#1
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beq Eteindre
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mov r1,#1
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str r1, [r0]
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mov r0, #1
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b GPIOB_Set
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;bl GPIOB_Set ; optimisation possible : tail branching / recursion
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;pop {pc}
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Eteindre
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mov r1,#0
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str r1, [r0]
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mov r0, #1
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b GPIOB_Clear
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;bl GPIOB_Clear
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;pop {pc}
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endp
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END
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END
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