39 lines
1015 B
C
39 lines
1015 B
C
#ifndef INCLUDED_DWT_DELAY_H
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#define INCLUDED_DWT_DELAY_H
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#ifndef INCLUDED_OS_TYPES_H
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#include <os_types.h>
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#endif /*INCLUDED_OS_TYPES_H*/
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#ifndef INCLUDED_OS_COMPILER_H
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#include <os_compiler.h>
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#endif /*INCLUDED_OS_COMPILER_H*/
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/* ------------------------------------------------------------------------------------------------------------------ */
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/* */
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//寄存器基地址
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#define DWT_CR *(uint32_t*)0xE0001000
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#define DWT_CYCCNT *(uint32_t*)0xE0001004
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#define DEM_CR *(uint32_t*)0xE000EDFC
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/* ------------------------------------------------------------------------------------------------------------------ */
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/* */
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OS_STATIC_FORCE_INLINE
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uint32_t DWT_Get(void){
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return ((uint32_t )DWT_CYCCNT);
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}
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void DWT_Init(void);
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void DWT_DelayUs(uint32_t us);
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void DWT_DelayMs(uint32_t ms);
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float DTW_Time_DiffMs(volatile uint32_t start, volatile uint32_t stop);
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float DTW_Time_DiffUs(volatile uint32_t start, volatile uint32_t stop);
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#endif /*INCLUDED_DWT_DELAY_H*/
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