mirror of
https://github.com/xiaotianbc/AT32_BSPV1_Clion_Template.git
synced 2026-05-21 01:12:16 +00:00
463 lines
18 KiB
ArmAsm
463 lines
18 KiB
ArmAsm
/**
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******************************************************************************
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* File : startup_at32f403acgt7.s
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* Version: V1.3.0
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* Date : 2021-03-18
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* Brief : AT32F4xx Devices vector table for GCC 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 and the external SRAM to
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* be used as data memory (optional, to be enabled by user)
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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-M4 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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*/
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.syntax unified
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.cpu cortex-m4
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.fpu softvfp
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.thumb
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.global g_pfnVectors
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.global Default_Handler
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/* start address for the initialization values of the .data section.
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defined in linker script */
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.word _sidata
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/* start address for the .data section. defined in linker script */
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.word _sdata
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/* end address for the .data section. defined in linker script */
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.word _edata
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/* start address for the .bss section. defined in linker script */
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.word _sbss
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/* end address for the .bss section. defined in linker script */
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.word _ebss
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/* stack used for SystemInit_ExtMemCtl; always internal RAM used */
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/**
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* @brief This is the code that gets called when the processor first
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* starts execution following a reset event. Only the absolutely
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* necessary set is performed, after which the application
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* supplied main() routine is called.
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* @param None
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* @retval None
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*/
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.section .text.Reset_Handler
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.weak Reset_Handler
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.type Reset_Handler, %function
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Reset_Handler:
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/* Copy the data segment initializers from flash to SRAM */
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movs r1, #0
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b LoopCopyDataInit
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CopyDataInit:
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ldr r3, =_sidata
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ldr r3, [r3, r1]
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str r3, [r0, r1]
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adds r1, r1, #4
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LoopCopyDataInit:
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ldr r0, =_sdata
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ldr r3, =_edata
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adds r2, r0, r1
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cmp r2, r3
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bcc CopyDataInit
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ldr r2, =_sbss
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b LoopFillZerobss
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/* Zero fill the bss segment. */
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FillZerobss:
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movs r3, #0
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str r3, [r2], #4
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LoopFillZerobss:
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ldr r3, = _ebss
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cmp r2, r3
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bcc FillZerobss
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/* Call the clock system intitialization function.*/
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bl SystemInit
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/* Call the application's entry point.*/
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bl main
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bx lr
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.size Reset_Handler, .-Reset_Handler
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/**
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* @brief This is the code that gets called when the processor receives an
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* unexpected interrupt. This simply enters an infinite loop, preserving
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* the system state for examination by a debugger.
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* @param None
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* @retval None
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*/
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.section .text.Default_Handler,"ax",%progbits
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Default_Handler:
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Infinite_Loop:
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b Infinite_Loop
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.size Default_Handler, .-Default_Handler
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/******************************************************************************
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*
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* The minimal vector table for a Cortex M3. Note that the proper constructs
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* must be placed on this to ensure that it ends up at physical address
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* 0x0000.0000.
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*
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*******************************************************************************/
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.section .isr_vector,"a",%progbits
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.type g_pfnVectors, %object
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.size g_pfnVectors, .-g_pfnVectors
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g_pfnVectors:
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.word _estack
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.word Reset_Handler
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.word NMI_Handler
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.word HardFault_Handler
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.word MemManage_Handler
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.word BusFault_Handler
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.word UsageFault_Handler
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.word 0
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.word 0
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.word 0
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.word 0
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.word SVC_Handler
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.word DebugMon_Handler
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.word 0
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.word PendSV_Handler
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.word SysTick_Handler
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/* External Interrupts */
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.word WWDG_IRQHandler /* Window Watchdog */
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.word PVD_IRQHandler /* PVD through EXTI Line detect */
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.word TAMPER_IRQHandler /* Tamper */
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.word RTC_IRQHandler /* RTC */
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.word FLASH_IRQHandler /* Flash */
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.word RCC_IRQHandler /* RCC */
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.word EXTI0_IRQHandler /* EXTI Line 0 */
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.word EXTI1_IRQHandler /* EXTI Line 1 */
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.word EXTI2_IRQHandler /* EXTI Line 2 */
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.word EXTI3_IRQHandler /* EXTI Line 3 */
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.word EXTI4_IRQHandler /* EXTI Line 4 */
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.word DMA1_Channel1_IRQHandler /* DMA1 Channel 1 */
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.word DMA1_Channel2_IRQHandler /* DMA1 Channel 2 */
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.word DMA1_Channel3_IRQHandler /* DMA1 Channel 3 */
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.word DMA1_Channel4_IRQHandler /* DMA1 Channel 4 */
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.word DMA1_Channel5_IRQHandler /* DMA1 Channel 5 */
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.word DMA1_Channel6_IRQHandler /* DMA1 Channel 6 */
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.word DMA1_Channel7_IRQHandler /* DMA1 Channel 7 */
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.word ADC1_2_IRQHandler /* ADC1 & ADC2 */
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.word USB_HP_CAN1_TX_IRQHandler /* USB High Priority or CAN1 TX */
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.word USB_LP_CAN1_RX0_IRQHandler /* USB Low Priority or CAN1 RX0 */
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.word CAN1_RX1_IRQHandler /* CAN1 RX1 */
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.word CAN1_SCE_IRQHandler /* CAN1 SCE */
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.word EXTI9_5_IRQHandler /* EXTI Line [9:5] */
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.word TMR1_BRK_TMR9_IRQHandler /* TMR1 Break and TMR9 */
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.word TMR1_OV_TMR10_IRQHandler /* TMR1 Update and TMR10 */
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.word TMR1_TRG_COM_TMR11_IRQHandler /* TMR1 Trigger and Commutation and TMR11 */
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.word TMR1_CC_IRQHandler /* TMR1 Capture Compare */
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.word TMR2_GLOBAL_IRQHandler /* TMR2 */
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.word TMR3_GLOBAL_IRQHandler /* TMR3 */
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.word TMR4_GLOBAL_IRQHandler /* TMR4 */
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.word I2C1_EV_IRQHandler /* I2C1 Event */
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.word I2C1_ER_IRQHandler /* I2C1 Error */
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.word I2C2_EV_IRQHandler /* I2C2 Event */
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.word I2C2_ER_IRQHandler /* I2C2 Error */
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.word SPI1_IRQHandler /* SPI1 */
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.word SPI2_I2S2EXT_IRQHandler /* SPI2 & I2S2EXT */
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.word USART1_IRQHandler /* USART1 */
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.word USART2_IRQHandler /* USART2 */
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.word USART3_IRQHandler /* USART3 */
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.word EXTI15_10_IRQHandler /* EXTI Line [15:10] */
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.word RTCAlarm_IRQHandler /* RTC Alarm through EXTI Line */
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.word USBWakeUp_IRQHandler /* USB Wakeup from suspend */
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.word TMR8_BRK_TMR12_IRQHandler /* TMR8 Break and TMR12 */
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.word TMR8_OV_TMR13_IRQHandler /* TMR8 Update and TMR13 */
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.word TMR8_TRG_COM_TMR14_IRQHandler /* TMR8 Trigger and Commutation and TMR14 */
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.word TMR8_CC_IRQHandler /* TMR8 Capture Compare */
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.word ADC3_IRQHandler /* ADC3 */
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.word 0 /* Reserved */
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.word 0 /* Reserved */
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.word TMR5_GLOBAL_IRQHandler /* TMR5 */
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.word SPI3_I2S3EXT_IRQHandler /* SPI3 & I2S3EXT */
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.word UART4_IRQHandler /* UART4 */
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.word UART5_IRQHandler /* UART5 */
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.word TMR6_GLOBAL_IRQHandler /* TMR6 */
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.word TMR7_GLOBAL_IRQHandler /* TMR7 */
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.word DMA2_Channel1_IRQHandler /* DMA2 Channel1 */
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.word DMA2_Channel2_IRQHandler /* DMA2 Channel2 */
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.word DMA2_Channel3_IRQHandler /* DMA2 Channel3 */
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.word DMA2_Channel4_5_IRQHandler /* DMA2 Channel4 & Channel5 */
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.word SDIO2_IRQHandler /* SDIO2 */
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.word I2C3_EV_IRQHandler /* I2C3 Event */
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.word I2C3_ER_IRQHandler /* I2C3 Error */
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.word SPI4_IRQHandler /* SPI4 */
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.word 0 /* Reserved */
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.word 0 /* Reserved */
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.word 0 /* Reserved */
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.word 0 /* Reserved */
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.word CAN2_TX_IRQHandler /* CAN2 TX */
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.word CAN2_RX0_IRQHandler /* CAN2 RX0 */
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.word CAN2_RX1_IRQHandler /* CAN2 RX1 */
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.word CAN2_SCE_IRQHandler /* CAN2 SCE */
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.word ACC_IRQHandler /* ACC */
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.word USB_HP_IRQHandler /* USB HP */
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.word USB_LP_IRQHandler /* USB LP */
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.word DMA2_Channel6_7_IRQHandler /* DMA2 Channel6 & Channel7 */
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.word USART6_IRQHandler /* USART6 */
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.word UART7_IRQHandler /* UART7 */
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.word 0 /* Reserved */
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/*******************************************************************************
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*
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* Provide weak aliases for each Exception handler to the Default_Handler.
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* As they are weak aliases, any function with the same name will override
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* this definition.
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*
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*******************************************************************************/
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.weak NMI_Handler
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.thumb_set NMI_Handler,Default_Handler
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.weak HardFault_Handler
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.thumb_set HardFault_Handler,Default_Handler
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.weak MemManage_Handler
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.thumb_set MemManage_Handler,Default_Handler
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.weak BusFault_Handler
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.thumb_set BusFault_Handler,Default_Handler
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.weak UsageFault_Handler
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.thumb_set UsageFault_Handler,Default_Handler
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.weak SVC_Handler
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.thumb_set SVC_Handler,Default_Handler
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.weak DebugMon_Handler
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.thumb_set DebugMon_Handler,Default_Handler
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.weak PendSV_Handler
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.thumb_set PendSV_Handler,Default_Handler
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.weak SysTick_Handler
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.thumb_set SysTick_Handler,Default_Handler
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.weak WWDG_IRQHandler
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.thumb_set WWDG_IRQHandler,Default_Handler
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.weak PVD_IRQHandler
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.thumb_set PVD_IRQHandler,Default_Handler
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.weak TAMPER_IRQHandler
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.thumb_set TAMPER_IRQHandler,Default_Handler
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.weak RTC_IRQHandler
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.thumb_set RTC_IRQHandler,Default_Handler
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.weak FLASH_IRQHandler
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.thumb_set FLASH_IRQHandler,Default_Handler
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.weak RCC_IRQHandler
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.thumb_set RCC_IRQHandler,Default_Handler
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.weak EXTI0_IRQHandler
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.thumb_set EXTI0_IRQHandler,Default_Handler
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.weak EXTI1_IRQHandler
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.thumb_set EXTI1_IRQHandler,Default_Handler
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.weak EXTI2_IRQHandler
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.thumb_set EXTI2_IRQHandler,Default_Handler
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.weak EXTI3_IRQHandler
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.thumb_set EXTI3_IRQHandler,Default_Handler
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.weak EXTI4_IRQHandler
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.thumb_set EXTI4_IRQHandler,Default_Handler
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.weak DMA1_Channel1_IRQHandler
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.thumb_set DMA1_Channel1_IRQHandler,Default_Handler
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.weak DMA1_Channel2_IRQHandler
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.thumb_set DMA1_Channel2_IRQHandler,Default_Handler
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.weak DMA1_Channel3_IRQHandler
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.thumb_set DMA1_Channel3_IRQHandler,Default_Handler
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.weak DMA1_Channel4_IRQHandler
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.thumb_set DMA1_Channel4_IRQHandler,Default_Handler
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.weak DMA1_Channel5_IRQHandler
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.thumb_set DMA1_Channel5_IRQHandler,Default_Handler
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.weak DMA1_Channel6_IRQHandler
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.thumb_set DMA1_Channel6_IRQHandler,Default_Handler
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.weak DMA1_Channel7_IRQHandler
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.thumb_set DMA1_Channel7_IRQHandler,Default_Handler
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.weak ADC1_2_IRQHandler
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.thumb_set ADC1_2_IRQHandler,Default_Handler
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.weak USB_HP_CAN1_TX_IRQHandler
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.thumb_set USB_HP_CAN1_TX_IRQHandler,Default_Handler
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.weak USB_LP_CAN1_RX0_IRQHandler
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.thumb_set USB_LP_CAN1_RX0_IRQHandler,Default_Handler
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.weak CAN1_RX1_IRQHandler
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.thumb_set CAN1_RX1_IRQHandler,Default_Handler
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.weak CAN1_SCE_IRQHandler
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.thumb_set CAN1_SCE_IRQHandler,Default_Handler
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.weak EXTI9_5_IRQHandler
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.thumb_set EXTI9_5_IRQHandler,Default_Handler
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.weak TMR1_BRK_TMR9_IRQHandler
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.thumb_set TMR1_BRK_TMR9_IRQHandler,Default_Handler
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.weak TMR1_OV_TMR10_IRQHandler
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.thumb_set TMR1_OV_TMR10_IRQHandler,Default_Handler
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.weak TMR1_TRG_COM_TMR11_IRQHandler
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.thumb_set TMR1_TRG_COM_TMR11_IRQHandler,Default_Handler
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.weak TMR1_CC_IRQHandler
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.thumb_set TMR1_CC_IRQHandler,Default_Handler
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.weak TMR2_GLOBAL_IRQHandler
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.thumb_set TMR2_GLOBAL_IRQHandler,Default_Handler
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.weak TMR3_GLOBAL_IRQHandler
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.thumb_set TMR3_GLOBAL_IRQHandler,Default_Handler
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.weak TMR4_GLOBAL_IRQHandler
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.thumb_set TMR4_GLOBAL_IRQHandler,Default_Handler
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.weak I2C1_EV_IRQHandler
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.thumb_set I2C1_EV_IRQHandler,Default_Handler
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.weak I2C1_ER_IRQHandler
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.thumb_set I2C1_ER_IRQHandler,Default_Handler
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.weak I2C2_EV_IRQHandler
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.thumb_set I2C2_EV_IRQHandler,Default_Handler
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.weak I2C2_ER_IRQHandler
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.thumb_set I2C2_ER_IRQHandler,Default_Handler
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.weak SPI1_IRQHandler
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.thumb_set SPI1_IRQHandler,Default_Handler
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.weak SPI2_I2S2EXT_IRQHandler
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.thumb_set SPI2_I2S2EXT_IRQHandler,Default_Handler
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.weak USART1_IRQHandler
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.thumb_set USART1_IRQHandler,Default_Handler
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.weak USART2_IRQHandler
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.thumb_set USART2_IRQHandler,Default_Handler
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.weak USART3_IRQHandler
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.thumb_set USART3_IRQHandler,Default_Handler
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.weak EXTI15_10_IRQHandler
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.thumb_set EXTI15_10_IRQHandler,Default_Handler
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.weak RTCAlarm_IRQHandler
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.thumb_set RTCAlarm_IRQHandler,Default_Handler
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.weak USBWakeUp_IRQHandler
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.thumb_set USBWakeUp_IRQHandler,Default_Handler
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.weak TMR8_BRK_TMR12_IRQHandler
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.thumb_set TMR8_BRK_TMR12_IRQHandler,Default_Handler
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.weak TMR8_OV_TMR13_IRQHandler
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.thumb_set TMR8_OV_TMR13_IRQHandler,Default_Handler
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.weak TMR8_TRG_COM_TMR14_IRQHandler
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.thumb_set TMR8_TRG_COM_TMR14_IRQHandler,Default_Handler
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.weak TMR8_CC_IRQHandler
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.thumb_set TMR8_CC_IRQHandler,Default_Handler
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.weak ADC3_IRQHandler
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.thumb_set ADC3_IRQHandler,Default_Handler
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.weak TMR5_GLOBAL_IRQHandler
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.thumb_set TMR5_GLOBAL_IRQHandler,Default_Handler
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.weak SPI3_I2S3EXT_IRQHandler
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.thumb_set SPI3_I2S3EXT_IRQHandler,Default_Handler
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.weak UART4_IRQHandler
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.thumb_set UART4_IRQHandler,Default_Handler
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.weak UART5_IRQHandler
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.thumb_set UART5_IRQHandler,Default_Handler
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.weak TMR6_GLOBAL_IRQHandler
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.thumb_set TMR6_GLOBAL_IRQHandler,Default_Handler
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.weak TMR7_GLOBAL_IRQHandler
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.thumb_set TMR7_GLOBAL_IRQHandler,Default_Handler
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.weak DMA2_Channel1_IRQHandler
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.thumb_set DMA2_Channel1_IRQHandler,Default_Handler
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.weak DMA2_Channel2_IRQHandler
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.thumb_set DMA2_Channel2_IRQHandler,Default_Handler
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.weak DMA2_Channel3_IRQHandler
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.thumb_set DMA2_Channel3_IRQHandler,Default_Handler
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.weak DMA2_Channel4_5_IRQHandler
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.thumb_set DMA2_Channel4_5_IRQHandler,Default_Handler
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.weak SDIO2_IRQHandler
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.thumb_set SDIO2_IRQHandler,Default_Handler
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.weak I2C3_EV_IRQHandler
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.thumb_set I2C3_EV_IRQHandler,Default_Handler
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.weak I2C3_ER_IRQHandler
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.thumb_set I2C3_ER_IRQHandler,Default_Handler
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.weak SPI4_IRQHandler
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.thumb_set SPI4_IRQHandler,Default_Handler
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.weak CAN2_TX_IRQHandler
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.thumb_set CAN2_TX_IRQHandler,Default_Handler
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.weak CAN2_RX0_IRQHandler
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.thumb_set CAN2_RX0_IRQHandler ,Default_Handler
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.weak CAN2_RX1_IRQHandler
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.thumb_set CAN2_RX1_IRQHandler ,Default_Handler
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.weak CAN2_SCE_IRQHandler
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.thumb_set CAN2_SCE_IRQHandler,Default_Handler
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.weak ACC_IRQHandler
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.thumb_set ACC_IRQHandler,Default_Handler
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.weak USB_HP_IRQHandler
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.thumb_set USB_HP_IRQHandler,Default_Handler
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.weak USB_LP_IRQHandler
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.thumb_set USB_LP_IRQHandler,Default_Handler
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.weak DMA2_Channel6_7_IRQHandler
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.thumb_set DMA2_Channel6_7_IRQHandler,Default_Handler
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.weak USART6_IRQHandler
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.thumb_set USART6_IRQHandler,Default_Handler
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.weak UART7_IRQHandler
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.thumb_set UART7_IRQHandler,Default_Handler
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