32 lines
884 B
C
32 lines
884 B
C
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/*
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* Simple microseconds delay routine, utilizing ARM's DWT
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* (Data Watchpoint and Trace Unit) and HAL library.
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* Intended to use with gcc compiler, but I hope it can be used
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* with any other C compiler across the Universe (provided that
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* ARM and CMSIS already invented) :)
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* Max K
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*
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*
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* This file is part of DWT_Delay package.
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* DWT_Delay is free software: you can redistribute it and/or modify it
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* under the terms of the MIT License.
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*/
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#if defined(__CORTEX_M) && __CORTEX_M < 3U
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#warning DWT_Delay in useless in this project since DWT unit is not accessible \
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by processor on Cortex-M0/0+/1 cores. You may want to implement microdelays \
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with hardware timer.
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#endif
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#ifndef INC_DWT_DELAY_H_
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#define INC_DWT_DELAY_H_
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#include <stdint.h>
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#define DWT_DELAY_NEWBIE 0
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void DWT_Init(void);
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void DWT_Delay(uint32_t us);
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#endif /* INC_DWT_DELAY_H_ */
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