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;******************** (C) COPYRIGHT 2017 STMicroelectronics ********************
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;* File Name          : startup_stm32f101xe.s
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;* Author             : MCD Application Team
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;* Description        : STM32F101xE Devices vector table for MDK-ARM toolchain. 
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;*                      This module performs:
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;*                      - Set the initial SP
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;*                      - Set the initial PC == Reset_Handler
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;*                      - Set the vector table entries with the exceptions ISR address
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;*                      - Configure the clock system
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;*                      - Branches to __main in the C library (which eventually
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;*                        calls main()).
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;*                      After Reset the Cortex-M3 processor is in Thread mode,
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;*                      priority is Privileged, and the Stack is set to Main.
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;******************************************************************************
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;* @attention
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;*
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;* Copyright (c) 2017-2021 STMicroelectronics.
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;* All rights reserved.
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;*
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;* This software is licensed under terms that can be found in the LICENSE file
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;* in the root directory of this software component.
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;* If no LICENSE file comes with this software, it is provided AS-IS.
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;*
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;******************************************************************************
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; Amount of memory (in bytes) allocated for Stack
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; Tailor this value to your application needs
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; <h> Stack Configuration
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;   <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
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; </h>
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Stack_Size      EQU     0x00000400
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                AREA    STACK, NOINIT, READWRITE, ALIGN=3
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Stack_Mem       SPACE   Stack_Size
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__initial_sp
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; <h> Heap Configuration
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;   <o>  Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
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; </h>
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Heap_Size       EQU     0x00000200
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                AREA    HEAP, NOINIT, READWRITE, ALIGN=3
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__heap_base
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Heap_Mem        SPACE   Heap_Size
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__heap_limit
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                PRESERVE8
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                THUMB
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; Vector Table Mapped to Address 0 at Reset
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                AREA    RESET, DATA, READONLY
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                EXPORT  __Vectors
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                EXPORT  __Vectors_End
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                EXPORT  __Vectors_Size
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__Vectors       DCD     __initial_sp               ; Top of Stack
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                DCD     Reset_Handler              ; Reset Handler
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                DCD     NMI_Handler                ; NMI Handler
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                DCD     HardFault_Handler          ; Hard Fault Handler
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                DCD     MemManage_Handler          ; MPU Fault Handler
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                DCD     BusFault_Handler           ; Bus Fault Handler
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                DCD     UsageFault_Handler         ; Usage Fault Handler
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     SVC_Handler                ; SVCall Handler
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                DCD     DebugMon_Handler           ; Debug Monitor Handler
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                DCD     0                          ; Reserved
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                DCD     PendSV_Handler             ; PendSV Handler
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                DCD     SysTick_Handler            ; SysTick Handler
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                ; External Interrupts
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                DCD     WWDG_IRQHandler            ; Window Watchdog
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                DCD     PVD_IRQHandler             ; PVD through EXTI Line detect
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                DCD     TAMPER_IRQHandler          ; Tamper
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                DCD     RTC_IRQHandler             ; RTC
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                DCD     FLASH_IRQHandler           ; Flash
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                DCD     RCC_IRQHandler             ; RCC
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                DCD     EXTI0_IRQHandler           ; EXTI Line 0
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                DCD     EXTI1_IRQHandler           ; EXTI Line 1
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                DCD     EXTI2_IRQHandler           ; EXTI Line 2
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                DCD     EXTI3_IRQHandler           ; EXTI Line 3
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                DCD     EXTI4_IRQHandler           ; EXTI Line 4
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                DCD     DMA1_Channel1_IRQHandler   ; DMA1 Channel 1
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                DCD     DMA1_Channel2_IRQHandler   ; DMA1 Channel 2
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                DCD     DMA1_Channel3_IRQHandler   ; DMA1 Channel 3
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                DCD     DMA1_Channel4_IRQHandler   ; DMA1 Channel 4
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                DCD     DMA1_Channel5_IRQHandler   ; DMA1 Channel 5
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                DCD     DMA1_Channel6_IRQHandler   ; DMA1 Channel 6
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                DCD     DMA1_Channel7_IRQHandler   ; DMA1 Channel 7
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                DCD     ADC1_IRQHandler            ; ADC1
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     EXTI9_5_IRQHandler         ; EXTI Line 9..5
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     TIM2_IRQHandler            ; TIM2
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                DCD     TIM3_IRQHandler            ; TIM3
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                DCD     TIM4_IRQHandler            ; TIM4
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                DCD     I2C1_EV_IRQHandler         ; I2C1 Event
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                DCD     I2C1_ER_IRQHandler         ; I2C1 Error
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                DCD     I2C2_EV_IRQHandler         ; I2C2 Event
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                DCD     I2C2_ER_IRQHandler         ; I2C2 Error
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                DCD     SPI1_IRQHandler            ; SPI1
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                DCD     SPI2_IRQHandler            ; SPI2
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                DCD     USART1_IRQHandler          ; USART1
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                DCD     USART2_IRQHandler          ; USART2
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                DCD     USART3_IRQHandler          ; USART3
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                DCD     EXTI15_10_IRQHandler       ; EXTI Line 15..10
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                DCD     RTC_Alarm_IRQHandler        ; RTC Alarm through EXTI Line
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     0                          ; Reserved
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                DCD     FSMC_IRQHandler            ; FSMC
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                DCD     0                          ; Reserved
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                DCD     TIM5_IRQHandler            ; TIM5
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                DCD     SPI3_IRQHandler            ; SPI3
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                DCD     UART4_IRQHandler           ; UART4
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                DCD     UART5_IRQHandler           ; UART5
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                DCD     TIM6_IRQHandler            ; TIM6
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                DCD     TIM7_IRQHandler            ; TIM7
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                DCD     DMA2_Channel1_IRQHandler   ; DMA2 Channel1
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                DCD     DMA2_Channel2_IRQHandler   ; DMA2 Channel2
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                DCD     DMA2_Channel3_IRQHandler   ; DMA2 Channel3
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                DCD     DMA2_Channel4_5_IRQHandler ; DMA2 Channel4 & Channel5
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__Vectors_End
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__Vectors_Size  EQU  __Vectors_End - __Vectors
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                AREA    |.text|, CODE, READONLY
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; Reset handler
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Reset_Handler   PROC
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                EXPORT  Reset_Handler             [WEAK]
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                IMPORT  __main
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                IMPORT  SystemInit
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                LDR     R0, =SystemInit
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                BLX     R0               
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                LDR     R0, =__main
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                BX      R0
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                ENDP
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; Dummy Exception Handlers (infinite loops which can be modified)
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NMI_Handler     PROC
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                EXPORT  NMI_Handler                [WEAK]
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                B       .
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                ENDP
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HardFault_Handler\
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                PROC
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                EXPORT  HardFault_Handler          [WEAK]
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                B       .
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                ENDP
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MemManage_Handler\
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                PROC
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                EXPORT  MemManage_Handler          [WEAK]
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                B       .
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                ENDP
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BusFault_Handler\
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                PROC
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                EXPORT  BusFault_Handler           [WEAK]
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                B       .
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                ENDP
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UsageFault_Handler\
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                PROC
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                EXPORT  UsageFault_Handler         [WEAK]
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                B       .
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                ENDP
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SVC_Handler     PROC
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                EXPORT  SVC_Handler                [WEAK]
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                B       .
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                ENDP
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DebugMon_Handler\
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                PROC
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                EXPORT  DebugMon_Handler           [WEAK]
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                B       .
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                ENDP
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PendSV_Handler  PROC
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                EXPORT  PendSV_Handler             [WEAK]
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                B       .
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                ENDP
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SysTick_Handler PROC
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                EXPORT  SysTick_Handler            [WEAK]
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                B       .
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                ENDP
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Default_Handler PROC
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                EXPORT  WWDG_IRQHandler            [WEAK]
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                EXPORT  PVD_IRQHandler             [WEAK]
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                EXPORT  TAMPER_IRQHandler          [WEAK]
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                EXPORT  RTC_IRQHandler             [WEAK]
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                EXPORT  FLASH_IRQHandler           [WEAK]
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                EXPORT  RCC_IRQHandler             [WEAK]
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                EXPORT  EXTI0_IRQHandler           [WEAK]
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                EXPORT  EXTI1_IRQHandler           [WEAK]
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                EXPORT  EXTI2_IRQHandler           [WEAK]
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                EXPORT  EXTI3_IRQHandler           [WEAK]
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                EXPORT  EXTI4_IRQHandler           [WEAK]
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                EXPORT  DMA1_Channel1_IRQHandler   [WEAK]
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                EXPORT  DMA1_Channel2_IRQHandler   [WEAK]
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                EXPORT  DMA1_Channel3_IRQHandler   [WEAK]
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                EXPORT  DMA1_Channel4_IRQHandler   [WEAK]
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                EXPORT  DMA1_Channel5_IRQHandler   [WEAK]
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                EXPORT  DMA1_Channel6_IRQHandler   [WEAK]
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                EXPORT  DMA1_Channel7_IRQHandler   [WEAK]
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                EXPORT  ADC1_IRQHandler            [WEAK]
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                EXPORT  EXTI9_5_IRQHandler         [WEAK]
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                EXPORT  TIM2_IRQHandler            [WEAK]
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                EXPORT  TIM3_IRQHandler            [WEAK]
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                EXPORT  TIM4_IRQHandler            [WEAK]
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                EXPORT  I2C1_EV_IRQHandler         [WEAK]
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                EXPORT  I2C1_ER_IRQHandler         [WEAK]
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                EXPORT  I2C2_EV_IRQHandler         [WEAK]
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                EXPORT  I2C2_ER_IRQHandler         [WEAK]
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                EXPORT  SPI1_IRQHandler            [WEAK]
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                EXPORT  SPI2_IRQHandler            [WEAK]
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                EXPORT  USART1_IRQHandler          [WEAK]
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                EXPORT  USART2_IRQHandler          [WEAK]
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                EXPORT  USART3_IRQHandler          [WEAK]
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                EXPORT  EXTI15_10_IRQHandler       [WEAK]
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                EXPORT  RTC_Alarm_IRQHandler       [WEAK]
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                EXPORT  FSMC_IRQHandler            [WEAK]
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                EXPORT  TIM5_IRQHandler            [WEAK]
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                EXPORT  SPI3_IRQHandler            [WEAK]
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                EXPORT  UART4_IRQHandler           [WEAK]
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                EXPORT  UART5_IRQHandler           [WEAK]
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                EXPORT  TIM6_IRQHandler            [WEAK]
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                EXPORT  TIM7_IRQHandler            [WEAK]
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                EXPORT  DMA2_Channel1_IRQHandler   [WEAK]
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                EXPORT  DMA2_Channel2_IRQHandler   [WEAK]
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                EXPORT  DMA2_Channel3_IRQHandler   [WEAK]
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                EXPORT  DMA2_Channel4_5_IRQHandler [WEAK]
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WWDG_IRQHandler
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PVD_IRQHandler
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TAMPER_IRQHandler
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RTC_IRQHandler
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FLASH_IRQHandler
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RCC_IRQHandler
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EXTI0_IRQHandler
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EXTI1_IRQHandler
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EXTI2_IRQHandler
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EXTI3_IRQHandler
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EXTI4_IRQHandler
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DMA1_Channel1_IRQHandler
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DMA1_Channel2_IRQHandler
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DMA1_Channel3_IRQHandler
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DMA1_Channel4_IRQHandler
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DMA1_Channel5_IRQHandler
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DMA1_Channel6_IRQHandler
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DMA1_Channel7_IRQHandler
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ADC1_IRQHandler
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EXTI9_5_IRQHandler
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TIM2_IRQHandler
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TIM3_IRQHandler
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TIM4_IRQHandler
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I2C1_EV_IRQHandler
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I2C1_ER_IRQHandler
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I2C2_EV_IRQHandler
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I2C2_ER_IRQHandler
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SPI1_IRQHandler
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SPI2_IRQHandler
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USART1_IRQHandler
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USART2_IRQHandler
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USART3_IRQHandler
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EXTI15_10_IRQHandler
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RTC_Alarm_IRQHandler
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FSMC_IRQHandler
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TIM5_IRQHandler
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SPI3_IRQHandler
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UART4_IRQHandler
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UART5_IRQHandler
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TIM6_IRQHandler
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TIM7_IRQHandler
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DMA2_Channel1_IRQHandler
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DMA2_Channel2_IRQHandler
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DMA2_Channel3_IRQHandler
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DMA2_Channel4_5_IRQHandler
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                B       .
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                ENDP
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                ALIGN
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;*******************************************************************************
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; User Stack and Heap initialization
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;*******************************************************************************
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                 IF      :DEF:__MICROLIB
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                 EXPORT  __initial_sp
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                 EXPORT  __heap_base
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                 EXPORT  __heap_limit
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306
                 ELSE
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308
                 IMPORT  __use_two_region_memory
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                 EXPORT  __user_initial_stackheap
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311
__user_initial_stackheap
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                 LDR     R0, =  Heap_Mem
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                 LDR     R1, =(Stack_Mem + Stack_Size)
315
                 LDR     R2, = (Heap_Mem +  Heap_Size)
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                 LDR     R3, = Stack_Mem
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                 BX      LR
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319
                 ALIGN
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                 ENDIF
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323
                 END
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