资源简介
ds3231时钟stm32文件包,包括iic,ds3231读写,简单读取和设置时间,可以通过串口读取和设置时间
代码片段和文件信息
/**************************************************************************//**
* @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
----------- --------- ---------- ----- ----
文件 17273 2010-06-07 10:25 ds3231\CORE\core_cm3.c
文件 85714 2011-02-09 14:59 ds3231\CORE\core_cm3.h
文件 15503 2011-03-10 10:52 ds3231\CORE\startup_stm32f10x_hd.s
文件 12765 2011-03-10 10:52 ds3231\CORE\startup_stm32f10x_md.s
文件 6148 2012-02-07 11:17 ds3231\Examples\.DS_Store
文件 763 2012-02-08 22:55 ds3231\Examples\DS3231_oscillator_test\DS3231_oscillator_test.ino
文件 2493 2012-02-07 11:56 ds3231\Examples\DS3231_set\ds3231_set.ino
文件 3515 2012-02-07 17:51 ds3231\Examples\DS3231_test\ds3231_test\ds3231_test.ino
文件 3885 2012-09-16 16:21 ds3231\HARDWARE\24CXX\24cxx.c
文件 1530 2012-09-16 16:21 ds3231\HARDWARE\24CXX\24cxx.h
文件 2421 2014-05-04 11:14 ds3231\HARDWARE\DS3231\DS3231.c
文件 491 2014-05-04 11:14 ds3231\HARDWARE\DS3231\DS3231.h
文件 3106 2014-04-23 16:24 ds3231\HARDWARE\IIC\myiic.c
文件 1344 2014-04-23 15:29 ds3231\HARDWARE\IIC\myiic.h
文件 1813 2012-09-13 15:05 ds3231\HARDWARE\KEY\key.c
文件 1114 2012-09-13 15:26 ds3231\HARDWARE\KEY\key.h
文件 16156 2012-08-25 14:01 ds3231\HARDWARE\LCD\font.h
文件 82493 2014-02-20 18:27 ds3231\HARDWARE\LCD\lcd.c
文件 9283 2014-02-20 18:27 ds3231\HARDWARE\LCD\lcd.h
文件 1298 2012-09-13 13:13 ds3231\HARDWARE\LED\led.c
文件 638 2012-09-13 09:45 ds3231\HARDWARE\LED\led.h
文件 3529 2014-04-23 16:31 ds3231\OBJ\core_cm3.crf
文件 89 2014-04-23 16:31 ds3231\OBJ\core_cm3.d
文件 9952 2014-04-23 16:31 ds3231\OBJ\core_cm3.o
文件 277241 2014-04-24 11:25 ds3231\OBJ\delay.crf
文件 693 2014-04-24 11:25 ds3231\OBJ\delay.d
文件 294400 2014-04-24 11:25 ds3231\OBJ\delay.o
文件 385 2014-04-24 11:25 ds3231\OBJ\delay.__i
文件 570752 2014-05-06 16:25 ds3231\OBJ\ds3231.axf
文件 279423 2014-05-04 11:14 ds3231\OBJ\ds3231.crf
............此处省略213个文件信息
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