pure assembly STM32 programming examples and boilerplates for masochists
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;;;-------------------------------------------------
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;; Delay function. Duration in R0
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;;
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Delay PROC
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PUSH {R0, R2, LR}
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DELAY1
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LDR R2, =40000
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DELAY2 SUBS R2, #1
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BNE DELAY2
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SUBS R0, R0, #1
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BNE DELAY1
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POP {R0, R2, PC}
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ENDP
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;;
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;;;-------------------------------------------------
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END
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