stm32f10x_startup.s的代码
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一、stm32f10x_startup.s的代码;***************************************************************************************; Amount of memory (in bytes) allocated for Stack and Heap; Tailor those values to your application needs 分配堆栈和堆的内存量(以字节为单位)4096根据您的应用需求定制这些值汇编语言伪指令EQU:等价语句一般使用格式: 符号名 EQU 表达式 作用是左边的符号名代表右边的表达式。注意:等价语句不会给符号名分配存储空间,符号名不能与其它符号同名,也不能被重新定义(类似宏定义)。;***************************************************************************************Stack_Size EQU 0x400Heap_Size EQU 0x400;*******************************************************************************; Allocate space for the Stack为堆栈分配空间;******************************************************************************* AREA STACK, NOINIT, READWRITE, ALIGN=3Stack SPACE Stack_Size;*******************************************************************************; Allocate space for the Heap;******************************************************************************* AREA HEAP, NOINIT, READWRITE, ALIGN=3Heap SPACE Heap_Size;********************************************************************************;* Declarations for the interrupt handlers that are used by the application. 应用程序使用的中断处理程序的声明。 ;******************************************************************************** IMPORT __main IMPORT OSPendSV IMPORT SysTickHandler IMPORT WWDG_IRQHandler IMPORT PVD_IRQHandler IMPORT TAMPER_IRQHandler IMPORT RTC_IRQHandler IMPORT FLASH_IRQHandler IMPORT RCC_IRQHandler IMPORT EXTI0_IRQHandler IMPORT EXTI1_IRQHandler IMPORT EXTI2_IRQHandler IMPORT EXTI3_IRQHandler IMPORT EXTI4_IRQHandler IMPORT DMAChannel1_IRQHandler IMPORT DMAChannel2_IRQHandler IMPORT DMAChannel3_IRQHandler IMPORT DMAChannel4_IRQHandler IMPORT DMAChannel5_IRQHandler IMPORT DMAChannel6_IRQHandler IMPORT DMAChannel7_IRQHandler IMPORT ADC_IRQHandler IMPORT USB_HP_CAN_TX_IRQHandler IMPORT USB_LP_CAN_RX0_IRQHandler IMPORT CAN_RX1_IRQHandler IMPORT CAN_SCE_IRQHandler IMPORT EXTI9_5_IRQHandler IMPORT TIM1_BRK_IRQHandler IMPORT TIM1_UP_IRQHandler IMPORT TIM1_TRG_COM_IRQHandler IMPORT TIM1_CC_IRQHandler IMPORT TIM2_IRQHandler IMPORT TIM3_IRQHandler IMPORT TIM4_IRQHandler IMPORT I2C1_EV_IRQHandler IMPORT I2C1_ER_IRQHandler IMPORT I2C2_EV_IRQHandler IMPORT I2C2_ER_IRQHandler IMPORT SPI1_IRQHandler IMPORT SPI2_IRQHandler IMPORT USART1_IRQHandler IMPORT USART2_IRQHandler IMPORT USART3_IRQHandler IMPORT EXTI15_10_IRQHandler IMPORT RTCAlarm_IRQHandler IMPORT USBWakeUp_IRQHandler PRESERVE8;**********************************************************************************;* Reset code section. 重置代码段。 ;********************************************************************************** AREA RESET, CODE, READONLY THUMB;*******************************************************************************; Fill-up the Vector Table entries with the exceptions ISR address填写向量表条目与例外ISR地址;******************************************************************************* EXPORT __Vectors__Vectors DCD Stack + Stack_Size ; Top of Stack DCD Reset_Handler DCD NMIException DCD HardFaultException DCD MemManageException DCD BusFaultException DCD UsageFaultException DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD SVCHandler DCD DebugMonitor DCD 0 ; Reserved DCD OSPendSV DCD SysTickHandler DCD WWDG_IRQHandler DCD PVD_IRQHandler DCD TAMPER_IRQHandler DCD RTC_IRQHandler DCD FLASH_IRQHandler DCD RCC_IRQHandler DCD EXTI0_IRQHandler DCD EXTI1_IRQHandler DCD EXTI2_IRQHandler DCD EXTI3_IRQHandler DCD EXTI4_IRQHandler DCD DMAChannel1_IRQHandler DCD DMAChannel2_IRQHandler DCD DMAChannel3_IRQHandler DCD DMAChannel4_IRQHandler DCD DMAChannel5_IRQHandler DCD DMAChannel6_IRQHandler DCD DMAChannel7_IRQHandler DCD ADC_IRQHandler DCD USB_HP_CAN_TX_IRQHandler DCD USB_LP_CAN_RX0_IRQHandler DCD CAN_RX1_IRQHandler DCD CAN_SCE_IRQHandler DCD EXTI9_5_IRQHandler DCD TIM1_BRK_IRQHandler DCD TIM1_UP_IRQHandler DCD TIM1_TRG_COM_IRQHandler DCD TIM1_CC_IRQHandler DCD TIM2_IRQHandler DCD TIM3_IRQHandler DCD TIM4_IRQHandler DCD I2C1_EV_IRQHandler DCD I2C1_ER_IRQHandler DCD I2C2_EV_IRQHandler DCD I2C2_ER_IRQHandler DCD SPI1_IRQHandler DCD SPI2_IRQHandler DCD USART1_IRQHandler DCD USART2_IRQHandler DCD USART3_IRQHandler DCD EXTI15_10_IRQHandler DCD RTCAlarm_IRQHandler DCD USBWakeUp_IRQHandler DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved;******************************************************************************************;* Reset entry;****************************************************************************************** EXPORT Reset_HandlerReset_Handler IMPORT __main LDR R0, =__main BX R0;******************************************************************************************;* NMI exception handler. ;* It simply enters an infinite loop.NMI的异常处理程序。*它只是进入一个无限循环。;******************************************************************************************NMIException B NMIException;******************************************************************************************;* Fault interrupt handler. ;* It simply enters an infinite loop.故障中断处理程序。*它只是进入一个无限循环。;******************************************************************************************HardFaultException B HardFaultException;******************************************************************************************;* MemManage interrupt handler. ;* It simply enters an infinite loop.memmanage中断处理程序。*它只是进入一个无限循环。;******************************************************************************************MemManageException B MemManageException;******************************************************************************************;* Bus Fault interrupt handler. ;* It simply enters an infinite loop.;******************************************************************************************BusFaultException B BusFaultException;******************************************************************************************;* UsageFault interrupt handler. ;* It simply enters an infinite loop.;******************************************************************************************UsageFaultException B UsageFaultException;******************************************************************************************;* DebugMonitor interrupt handler. ;* It simply enters an infinite loop.;******************************************************************************************DebugMonitor B DebugMonitor;******************************************************************************************;* SVCall interrupt handler. ;* It simply enters an infinite loop.;******************************************************************************************SVCHandler B SVCHandler;*******************************************************************************************;* Make sure the end of this section is aligned.确保本节的结束是对齐的。;******************************************************************************************* ALIGN;********************************************************************************************;* Code section for initializing the heap and stack 初始化堆和堆栈的代码部分 ;******************************************************************************************** AREA |.text|, CODE, READONLY;********************************************************************************************;* The function expected of the C library startup ;* code for defining the stack and heap memory locations. C库启动的函数期望定义堆栈和堆内存位置的代码。;******************************************************************************************** IMPORT __use_two_region_memory EXPORT __user_initial_stackheap __user_initial_stackheap LDR R0, =Heap LDR R1, =(Stack + Stack_Size) LDR R2, =(Heap + Heap_Size) LDR R3, =Stack BX LR;******************************************************************************************;* Make sure the end of this section is aligned.;****************************************************************************************** ALIGN;*******************************************************************************************;* End Of File ;******************************************************************************************* END
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