c595四位数码管在STM32上计时显示,在阅读了51的程序后大概了解了主要代码思路,花了一点时间把程序移植到了STM32上,写了一个计时的功能。和大家分享下。我手上的单片机是**STM32f103C8T6.**
代码片段和文件信息
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2019-01-15 16:37 LED4TIME
目录 0 2019-01-15 16:37 LED4TIMECORE
文件 17273 2010-06-07 10:25 LED4TIMECOREcore_cm3.c
文件 85714 2011-02-09 14:59 LED4TIMECOREcore_cm3.h
文件 15503 2011-03-10 10:52 LED4TIMECOREstartup_stm32f10x_hd.s
文件 12765 2011-03-10 10:52 LED4TIMECOREstartup_stm32f10x_md.s
目录 0 2019-01-15 16:51 LED4TIMEHARDWARE
目录 0 2019-01-15 21:54 LED4TIMEHARDWARELED4
目录 0 2019-01-15 16:37 LED4TIMEHARDWAREled4show
文件 880 2019-01-15 15:19 LED4TIMEHARDWAREled4showled4show.c
文件 92 2019-01-15 15:19 LED4TIMEHARDWAREled4showled4show.h
文件 1036 2019-01-15 21:54 LED4TIMEHARDWARELED4led4.c
文件 169 2019-01-15 21:54 LED4TIMEHARDWARELED4led4.h
目录 0 2019-01-15 21:53 LED4TIMEHARDWAREOLED
文件 26738 2018-12-21 20:54 LED4TIMEHARDWAREOLEDmp.h
文件 9678 2019-01-15 21:53 LED4TIMEHARDWAREOLEDoled.c
文件 2588 2017-10-25 20:45 LED4TIMEHARDWAREOLEDoled.h
文件 2588 2015-12-03 14:28 LED4TIMEHARDWAREOLEDoled.h.bak
文件 15257 2014-10-26 23:37 LED4TIMEHARDWAREOLEDoledfont.h
目录 0 2019-01-15 21:57 LED4TIMEHARDWARETIMER
文件 1612 2019-01-15 21:57 LED4TIMEHARDWARETIMER imer.c
文件 111 2019-01-15 21:54 LED4TIMEHARDWARETIMER imer.h
文件 399 2011-04-23 10:24 LED4TIMEkeilkilll.bat
目录 0 2019-01-15 22:05 LED4TIMEOBJ
文件 3940 2019-01-15 22:05 LED4TIMEOBJcore_cm3.crf
文件 102 2019-01-15 22:05 LED4TIMEOBJcore_cm3.d
文件 11192 2019-01-15 22:05 LED4TIMEOBJcore_cm3.o
文件 247028 2019-01-15 22:05 LED4TIMEOBJdelay.crf
文件 652 2019-01-15 22:05 LED4TIMEOBJdelay.d
文件 265996 2019-01-15 22:05 LED4TIMEOBJdelay.o
文件 19 2014-02-20 01:13 LED4TIMEOBJExtDll.iex
............此处省略148个文件信息
/**************************************************************************//**
* @file core_cm3.c
* @brief CMSIS Cortex-M3 Core Peripheral Access layer Source File
* @version V1.30
* @date 30. October 2009
*
* @note
* Copyright (C) 2009 ARM Limited. All rights reserved.
*
* @par
* ARM Limited (ARM) is supplying this software for use with Cortex-M
* processor based microcontrollers. This file can be freely distributed
* within development tools that are supporting such ARM based processors.
*
* @par
* THIS SOFTWARE IS PROVIDED “AS IS“. NO WARRANTIES WHETHER EXPRESS IMPLIED
* OR STATUTORY INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
* ARM SHALL NOT IN ANY CIRCUMSTANCES BE LIABLE FOR SPECIAL INCIDENTAL OR
* CONSEQUENTIAL DAMAGES FOR ANY REASON WHATSOEVER.
*
******************************************************************************/
#include
/* define compiler specific symbols */
#if defined ( __CC_ARM )
#define __ASM __asm /*!< asm keyword for ARM Compiler */
#define __INLINE __inline /*!< inline keyword for ARM Compiler */
#elif defined ( __ICCARM__ )
#define __ASM __asm /*!< asm keyword for IAR Compiler */
#define __INLINE inline /*!< inline keyword for IAR Compiler. Only avaiable in High optimization mode! */
#elif defined ( __GNUC__ )
#define __ASM __asm /*!< asm keyword for GNU Compiler */
#define __INLINE inline /*!< inline keyword for GNU Compiler */
#elif defined ( __TASKING__ )
#define __ASM __asm /*!< asm keyword for TASKING Compiler */
#define __INLINE inline /*!< inline keyword for TASKING Compiler */
#endif
/* ################### Compiler specific Intrinsics ########################### */
#if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/
/* ARM armcc specific functions */
/**
* @brief Return the Process Stack Pointer
*
* @return ProcessStackPointer
*
* Return the actual process stack pointer
*/
__ASM uint32_t __get_PSP(void)
{
mrs r0 psp
bx lr
}
/**
* @brief Set the Process Stack Pointer
*
* @param topOfProcStack Process Stack Pointer
*
* Assign the value ProcessStackPointer to the MSP
* (process stack pointer) Cortex processor register
*/
__ASM void __set_PSP(uint32_t topOfProcStack)
{
msr psp r0
bx lr
}
/**
* @brief Return the Main Stack Pointer
*
* @return Main Stack Pointer
*
* Return the curren
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2019-01-15 16:37 LED4TIME
目录 0 2019-01-15 16:37 LED4TIMECORE
文件 17273 2010-06-07 10:25 LED4TIMECOREcore_cm3.c
文件 85714 2011-02-09 14:59 LED4TIMECOREcore_cm3.h
文件 15503 2011-03-10 10:52 LED4TIMECOREstartup_stm32f10x_hd.s
文件 12765 2011-03-10 10:52 LED4TIMECOREstartup_stm32f10x_md.s
目录 0 2019-01-15 16:51 LED4TIMEHARDWARE
目录 0 2019-01-15 21:54 LED4TIMEHARDWARELED4
目录 0 2019-01-15 16:37 LED4TIMEHARDWAREled4show
文件 880 2019-01-15 15:19 LED4TIMEHARDWAREled4showled4show.c
文件 92 2019-01-15 15:19 LED4TIMEHARDWAREled4showled4show.h
文件 1036 2019-01-15 21:54 LED4TIMEHARDWARELED4led4.c
文件 169 2019-01-15 21:54 LED4TIMEHARDWARELED4led4.h
目录 0 2019-01-15 21:53 LED4TIMEHARDWAREOLED
文件 26738 2018-12-21 20:54 LED4TIMEHARDWAREOLEDmp.h
文件 9678 2019-01-15 21:53 LED4TIMEHARDWAREOLEDoled.c
文件 2588 2017-10-25 20:45 LED4TIMEHARDWAREOLEDoled.h
文件 2588 2015-12-03 14:28 LED4TIMEHARDWAREOLEDoled.h.bak
文件 15257 2014-10-26 23:37 LED4TIMEHARDWAREOLEDoledfont.h
目录 0 2019-01-15 21:57 LED4TIMEHARDWARETIMER
文件 1612 2019-01-15 21:57 LED4TIMEHARDWARETIMER imer.c
文件 111 2019-01-15 21:54 LED4TIMEHARDWARETIMER imer.h
文件 399 2011-04-23 10:24 LED4TIMEkeilkilll.bat
目录 0 2019-01-15 22:05 LED4TIMEOBJ
文件 3940 2019-01-15 22:05 LED4TIMEOBJcore_cm3.crf
文件 102 2019-01-15 22:05 LED4TIMEOBJcore_cm3.d
文件 11192 2019-01-15 22:05 LED4TIMEOBJcore_cm3.o
文件 247028 2019-01-15 22:05 LED4TIMEOBJdelay.crf
文件 652 2019-01-15 22:05 LED4TIMEOBJdelay.d
文件 265996 2019-01-15 22:05 LED4TIMEOBJdelay.o
文件 19 2014-02-20 01:13 LED4TIMEOBJExtDll.iex
............此处省略148个文件信息
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