资源简介
基于stm32的按键可调pwm程序,调试通过,可通过按键调节pwm的频率和占空比。
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 按键可调pwm(频率,占空比)\CORE\core_cm3.c
文件 85714 2011-02-09 14:59 按键可调pwm(频率,占空比)\CORE\core_cm3.h
文件 15503 2011-03-10 10:52 按键可调pwm(频率,占空比)\CORE\startup_stm32f10x_hd.s
文件 12765 2011-03-10 10:52 按键可调pwm(频率,占空比)\CORE\startup_stm32f10x_md.s
文件 4867 2015-08-13 08:35 按键可调pwm(频率,占空比)\HARDWARE\EXTI\exti.c
文件 670 2015-08-10 11:02 按键可调pwm(频率,占空比)\HARDWARE\EXTI\exti.h
文件 1827 2015-03-20 12:41 按键可调pwm(频率,占空比)\HARDWARE\KEY\key.c
文件 1186 2015-03-19 16:14 按键可调pwm(频率,占空比)\HARDWARE\KEY\key.h
文件 35016 2015-03-13 14:54 按键可调pwm(频率,占空比)\HARDWARE\LCD\font.h
文件 85363 2015-04-24 11:50 按键可调pwm(频率,占空比)\HARDWARE\LCD\lcd.c
文件 7529 2015-04-24 11:48 按键可调pwm(频率,占空比)\HARDWARE\LCD\lcd.h
文件 1298 2012-09-13 13:13 按键可调pwm(频率,占空比)\HARDWARE\LED\led.c
文件 638 2012-09-13 09:45 按键可调pwm(频率,占空比)\HARDWARE\LED\led.h
文件 7983 2015-08-03 16:51 按键可调pwm(频率,占空比)\HARDWARE\PWM\pwm.c
文件 144 2015-08-13 01:50 按键可调pwm(频率,占空比)\HARDWARE\PWM\pwm.h
文件 16156 2012-08-02 00:02 按键可调pwm(频率,占空比)\HARDWARE\tft\font.h
文件 80636 2015-08-10 14:28 按键可调pwm(频率,占空比)\HARDWARE\tft\lcd.c
文件 7256 2015-03-25 21:15 按键可调pwm(频率,占空比)\HARDWARE\tft\lcd.h
文件 399 2011-04-23 10:24 按键可调pwm(频率,占空比)\keilkilll.bat
文件 3659 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\core_cm3.crf
文件 111 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\core_cm3.d
文件 10960 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\core_cm3.o
文件 349665 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\delay.crf
文件 1676 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\delay.d
文件 383628 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\delay.o
文件 366926 2015-08-13 08:35 按键可调pwm(频率,占空比)\OBJ\exti.crf
文件 2011 2015-08-13 08:35 按键可调pwm(频率,占空比)\OBJ\exti.d
文件 398552 2015-08-13 08:35 按键可调pwm(频率,占空比)\OBJ\exti.o
文件 350185 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\key.crf
文件 1647 2015-08-10 14:33 按键可调pwm(频率,占空比)\OBJ\key.d
............此处省略148个文件信息
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