forked from acco/chti23
		
	
		
			
				
	
	
		
			335 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
			
		
		
	
	
			335 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
| ;******************** (C) COPYRIGHT 2011 STMicroelectronics ********************
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| ;* File Name          : startup_stm32f10x_md.s
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| ;* Author             : MCD Application Team
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| ;* Version            : V3.5.0
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| ;* Date               : 11-March-2011
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| ;* Description        : STM32F10x Medium Density Devices vector table for MDK-ARM 
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| ;*                      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 CortexM3 processor is in Thread mode,
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| ;*                      priority is Privileged, and the Stack is set to Main.
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| ;* <<< Use Configuration Wizard in Context Menu >>>   
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| ;*******************************************************************************
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| ; THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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| ; WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
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| ; AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
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| ; INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
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| ; CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
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| ; INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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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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| 
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| Stack_Size      EQU     0x00000400
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| 
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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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| 
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| 
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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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| 
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| Heap_Size       EQU     0x00000200
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| 
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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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| 
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|                 PRESERVE8
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|                 THUMB
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| 
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| 
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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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| 
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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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| 
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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_2_IRQHandler          ; ADC1_2
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|                 DCD     USB_HP_CAN1_TX_IRQHandler  ; USB High Priority or CAN1 TX
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|                 DCD     USB_LP_CAN1_RX0_IRQHandler ; USB Low  Priority or CAN1 RX0
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|                 DCD     CAN1_RX1_IRQHandler        ; CAN1 RX1
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|                 DCD     CAN1_SCE_IRQHandler        ; CAN1 SCE
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|                 DCD     EXTI9_5_IRQHandler         ; EXTI Line 9..5
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|                 DCD     TIM1_BRK_IRQHandler        ; TIM1 Break
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|                 DCD     TIM1_UP_IRQHandler         ; TIM1 Update
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|                 DCD     TIM1_TRG_COM_IRQHandler    ; TIM1 Trigger and Commutation
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|                 DCD     TIM1_CC_IRQHandler         ; TIM1 Capture Compare
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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     RTCAlarm_IRQHandler        ; RTC Alarm through EXTI Line
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|                 DCD     USBWakeUp_IRQHandler       ; USB Wakeup from suspend
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| __Vectors_End
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| 
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| __Vectors_Size  EQU  __Vectors_End - __Vectors
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| 
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|                 AREA    |.text|, CODE, READONLY
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| 
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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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|      
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|                  LDR     R0, =SystemInit
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|                  BLX     R0
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| 
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| ;
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| ; Enable UsageFault, MemFault and Busfault interrupts
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| ;
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| _SHCSR			EQU     0xE000ED24		; SHCSR is located at address 0xE000ED24
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| 				LDR.W	R0, =_SHCSR				
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| 				LDR 	R1, [R0]				; Read CPACR
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| 				ORR 	R1, R1, #(0x7 << 16)	; Set bits 16,17,18 to enable usagefault, busfault, memfault interrupts
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| 				STR 	R1, [R0]				; Write back the modified value to the CPACR
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| 				DSB								; Wait for store to complete
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| 
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| ;
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| ; Set priority grouping (PRIGROUP) in AIRCR to 3 (16 levels for group priority and 0 for subpriority)
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| ;
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| _AIRCR			EQU		0xE000ED0C
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| _AIRCR_VAL		EQU		0x05FA0300
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| 				LDR.W	R0, =_AIRCR
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| 				LDR.W	R1, =_AIRCR_VAL
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| 				STR		R1,[R0]
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| 		
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| ;
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| ; Finaly, jump to main function (void main (void))
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| ;
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|                 LDR     R0, =__main
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|                 BX      R0
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|                 ENDP
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| 
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| SystemInit		PROC				 
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| 				EXPORT  SystemInit                    [WEAK]    
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| 				BX		LR
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| 				ENDP
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| 
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| ; Dummy Exception Handlers (infinite loops which can be modified)
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| 
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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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| 
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| Default_Handler PROC
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| 
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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_2_IRQHandler          [WEAK]
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|                 EXPORT  USB_HP_CAN1_TX_IRQHandler  [WEAK]
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|                 EXPORT  USB_LP_CAN1_RX0_IRQHandler [WEAK]
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|                 EXPORT  CAN1_RX1_IRQHandler        [WEAK]
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|                 EXPORT  CAN1_SCE_IRQHandler        [WEAK]
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|                 EXPORT  EXTI9_5_IRQHandler         [WEAK]
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|                 EXPORT  TIM1_BRK_IRQHandler        [WEAK]
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|                 EXPORT  TIM1_UP_IRQHandler         [WEAK]
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|                 EXPORT  TIM1_TRG_COM_IRQHandler    [WEAK]
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|                 EXPORT  TIM1_CC_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  RTCAlarm_IRQHandler        [WEAK]
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|                 EXPORT  USBWakeUp_IRQHandler       [WEAK]
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| 
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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_2_IRQHandler
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| USB_HP_CAN1_TX_IRQHandler
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| USB_LP_CAN1_RX0_IRQHandler
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| CAN1_RX1_IRQHandler
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| CAN1_SCE_IRQHandler
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| EXTI9_5_IRQHandler
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| TIM1_BRK_IRQHandler
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| TIM1_UP_IRQHandler
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| TIM1_TRG_COM_IRQHandler
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| TIM1_CC_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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| RTCAlarm_IRQHandler
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| USBWakeUp_IRQHandler
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| 
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|                 B       .
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| 
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|                 ENDP
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| 
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|                 ALIGN
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| 
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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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|                 
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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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|                 
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|                  ELSE
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|                 
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|                  IMPORT  __use_two_region_memory
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|                  EXPORT  __user_initial_stackheap
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|                  
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| __user_initial_stackheap
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| 
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|                  LDR     R0, =  Heap_Mem
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|                  LDR     R1, =(Stack_Mem + Stack_Size)
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|                  LDR     R2, = (Heap_Mem +  Heap_Size)
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|                  LDR     R3, = Stack_Mem
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|                  BX      LR
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| 
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|                  ALIGN
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| 
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|                  ENDIF
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| 
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|                  END
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| 
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| ;******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE*****
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