/** ****************************************************************************** * @file startup_stm32f103c8tx.s * @author Auto-generated by STM32CubeIDE * @brief STM32F103C8Tx device vector table for GCC toolchain. * This module performs: * - Set the initial SP * - Set the initial PC == Reset_Handler, * - Set the vector table entries with the exceptions ISR address * - Branches to main in the C library (which eventually * calls main()). ****************************************************************************** * @attention * * Copyright (c) 2025 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ .syntax unified .cpu cortex-m3 .fpu softvfp .thumb .global g_pfnVectors .global Default_Handler /* start address for the initialization values of the .data section. defined in linker script */ .word _sidata /* start address for the .data section. defined in linker script */ .word _sdata /* end address for the .data section. defined in linker script */ .word _edata /* start address for the .bss section. defined in linker script */ .word _sbss /* end address for the .bss section. defined in linker script */ .word _ebss /** * @brief This is the code that gets called when the processor first * starts execution following a reset event. Only the absolutely * necessary set is performed, after which the application * supplied main() routine is called. * @param None * @retval : None */ .section .text.Reset_Handler .weak Reset_Handler .type Reset_Handler, %function Reset_Handler: ldr r0, =_estack mov sp, r0 /* set stack pointer */ /* Call the clock system initialization function.*/ bl SystemInit /* Copy the data segment initializers from flash to SRAM */ ldr r0, =_sdata ldr r1, =_edata ldr r2, =_sidata movs r3, #0 b LoopCopyDataInit CopyDataInit: ldr r4, [r2, r3] str r4, [r0, r3] adds r3, r3, #4 LoopCopyDataInit: adds r4, r0, r3 cmp r4, r1 bcc CopyDataInit /* Zero fill the bss segment. */ ldr r2, =_sbss ldr r4, =_ebss movs r3, #0 b LoopFillZerobss FillZerobss: str r3, [r2] adds r2, r2, #4 LoopFillZerobss: cmp r2, r4 bcc FillZerobss /* Call static constructors */ bl __libc_init_array /* Call the application's entry point.*/ bl main LoopForever: b LoopForever .size Reset_Handler, .-Reset_Handler /** * @brief This is the code that gets called when the processor receives an * unexpected interrupt. This simply enters an infinite loop, preserving * the system state for examination by a debugger. * * @param None * @retval : None */ .section .text.Default_Handler,"ax",%progbits Default_Handler: Infinite_Loop: b Infinite_Loop .size Default_Handler, .-Default_Handler /****************************************************************************** * * The STM32F103C8Tx vector table. Note that the proper constructs * must be placed on this to ensure that it ends up at physical address * 0x0000.0000. * ******************************************************************************/ .section .isr_vector,"a",%progbits .type g_pfnVectors, %object g_pfnVectors: .word _estack .word Reset_Handler .word NMI_Handler .word HardFault_Handler .word MemManage_Handler .word BusFault_Handler .word UsageFault_Handler .word 0 .word 0 .word 0 .word 0 .word SVC_Handler .word DebugMon_Handler .word 0 .word PendSV_Handler .word SysTick_Handler .word WWDG_IRQHandler /* Window Watchdog interrupt */ .word PVD_IRQHandler /* PVD through EXTI line detection interrupt */ .word TAMPER_IRQHandler /* Tamper interrupt */ .word RTC_IRQHandler /* RTC global interrupt */ .word FLASH_IRQHandler /* Flash global interrupt */ .word RCC_IRQHandler /* RCC global interrupt */ .word EXTI0_IRQHandler /* EXTI Line0 interrupt */ .word EXTI1_IRQHandler /* EXTI Line1 interrupt */ .word EXTI2_IRQHandler /* EXTI Line2 interrupt */ .word EXTI3_IRQHandler /* EXTI Line3 interrupt */ .word EXTI4_IRQHandler /* EXTI Line4 interrupt */ .word DMA1_Channel1_IRQHandler /* DMA1 Channel1 global interrupt */ .word DMA1_Channel2_IRQHandler /* DMA1 Channel2 global interrupt */ .word DMA1_Channel3_IRQHandler /* DMA1 Channel3 global interrupt */ .word DMA1_Channel4_IRQHandler /* DMA1 Channel4 global interrupt */ .word DMA1_Channel5_IRQHandler /* DMA1 Channel5 global interrupt */ .word DMA1_Channel6_IRQHandler /* DMA1 Channel6 global interrupt */ .word DMA1_Channel7_IRQHandler /* DMA1 Channel7 global interrupt */ .word ADC1_2_IRQHandler /* ADC1 and ADC2 global interrupt */ .word USB_HP_CAN_TX_IRQHandler /* USB High Priority or CAN TX interrupts */ .word USB_LP_CAN_RX0_IRQHandler /* USB Low Priority or CAN RX0 interrupts */ .word CAN_RX1_IRQHandler /* CAN RX1 interrupt */ .word CAN_SCE_IRQHandler /* CAN SCE interrupt */ .word EXTI9_5_IRQHandler /* EXTI Line[9:5] interrupts */ .word TIM1_BRK_IRQHandler /* TIM1 Break interrupt */ .word TIM1_UP_IRQHandler /* TIM1 Update interrupt */ .word TIM1_TRG_COM_IRQHandler /* TIM1 Trigger and Commutation interrupts */ .word TIM1_CC_IRQHandler /* TIM1 Capture Compare interrupt */ .word TIM2_IRQHandler /* TIM2 global interrupt */ .word TIM3_IRQHandler /* TIM3 global interrupt */ .word TIM4_IRQHandler /* TIM4 global interrupt */ .word I2C1_EV_IRQHandler /* I2C1 event interrupt */ .word I2C1_ER_IRQHandler /* I2C1 error interrupt */ .word I2C2_EV_IRQHandler /* I2C2 event interrupt */ .word I2C2_ER_IRQHandler /* I2C2 error interrupt */ .word SPI1_IRQHandler /* SPI1 global interrupt */ .word SPI2_IRQHandler /* SPI2 global interrupt */ .word USART1_IRQHandler /* USART1 global interrupt */ .word USART2_IRQHandler /* USART2 global interrupt */ .word USART3_IRQHandler /* USART3 global interrupt */ .word EXTI15_10_IRQHandler /* EXTI Line[15:10] interrupts */ .word RTCAlarm_IRQHandler /* RTC Alarms through EXTI line interrupt */ .word 0 /* Reserved */ .word TIM8_BRK_IRQHandler /* TIM8 Break interrupt */ .word TIM8_UP_IRQHandler /* TIM8 Update interrupt */ .word TIM8_TRG_COM_IRQHandler /* TIM8 Trigger and Commutation interrupts */ .word TIM8_CC_IRQHandler /* TIM8 Capture Compare interrupt */ .word ADC3_IRQHandler /* ADC3 global interrupt */ .word FSMC_IRQHandler /* FSMC global interrupt */ .word SDIO_IRQHandler /* SDIO global interrupt */ .word TIM5_IRQHandler /* TIM5 global interrupt */ .word SPI3_IRQHandler /* SPI3 global interrupt */ .word UART4_IRQHandler /* UART4 global interrupt */ .word UART5_IRQHandler /* UART5 global interrupt */ .word TIM6_IRQHandler /* TIM6 global interrupt */ .word TIM7_IRQHandler /* TIM7 global interrupt */ .word DMA2_Channel1_IRQHandler /* DMA2 Channel1 global interrupt */ .word DMA2_Channel2_IRQHandler /* DMA2 Channel2 global interrupt */ .word DMA2_Channel3_IRQHandler /* DMA2 Channel3 global interrupt */ .word DMA2_Channel4_5_IRQHandler /* DMA2 Channel4 and DMA2 Channel5 global interrupt */ .size g_pfnVectors, .-g_pfnVectors /******************************************************************************* * * Provide weak aliases for each Exception handler to the Default_Handler. * As they are weak aliases, any function with the same name will override * this definition. * *******************************************************************************/ .weak NMI_Handler .thumb_set NMI_Handler,Default_Handler .weak HardFault_Handler .thumb_set HardFault_Handler,Default_Handler .weak MemManage_Handler .thumb_set MemManage_Handler,Default_Handler .weak BusFault_Handler .thumb_set BusFault_Handler,Default_Handler .weak UsageFault_Handler .thumb_set UsageFault_Handler,Default_Handler .weak SVC_Handler .thumb_set SVC_Handler,Default_Handler .weak DebugMon_Handler .thumb_set DebugMon_Handler,Default_Handler .weak PendSV_Handler .thumb_set PendSV_Handler,Default_Handler .weak SysTick_Handler .thumb_set SysTick_Handler,Default_Handler .weak WWDG_IRQHandler .thumb_set WWDG_IRQHandler,Default_Handler .weak PVD_IRQHandler .thumb_set PVD_IRQHandler,Default_Handler .weak TAMPER_IRQHandler .thumb_set TAMPER_IRQHandler,Default_Handler .weak RTC_IRQHandler .thumb_set RTC_IRQHandler,Default_Handler .weak FLASH_IRQHandler .thumb_set FLASH_IRQHandler,Default_Handler .weak RCC_IRQHandler .thumb_set RCC_IRQHandler,Default_Handler .weak EXTI0_IRQHandler .thumb_set EXTI0_IRQHandler,Default_Handler .weak EXTI1_IRQHandler .thumb_set EXTI1_IRQHandler,Default_Handler .weak EXTI2_IRQHandler .thumb_set EXTI2_IRQHandler,Default_Handler .weak EXTI3_IRQHandler .thumb_set EXTI3_IRQHandler,Default_Handler .weak EXTI4_IRQHandler .thumb_set EXTI4_IRQHandler,Default_Handler .weak DMA1_Channel1_IRQHandler .thumb_set DMA1_Channel1_IRQHandler,Default_Handler .weak DMA1_Channel2_IRQHandler .thumb_set DMA1_Channel2_IRQHandler,Default_Handler .weak DMA1_Channel3_IRQHandler .thumb_set DMA1_Channel3_IRQHandler,Default_Handler .weak DMA1_Channel4_IRQHandler .thumb_set DMA1_Channel4_IRQHandler,Default_Handler .weak DMA1_Channel5_IRQHandler .thumb_set DMA1_Channel5_IRQHandler,Default_Handler .weak DMA1_Channel6_IRQHandler .thumb_set DMA1_Channel6_IRQHandler,Default_Handler .weak DMA1_Channel7_IRQHandler .thumb_set DMA1_Channel7_IRQHandler,Default_Handler .weak ADC1_2_IRQHandler .thumb_set ADC1_2_IRQHandler,Default_Handler .weak USB_HP_CAN_TX_IRQHandler .thumb_set USB_HP_CAN_TX_IRQHandler,Default_Handler .weak USB_LP_CAN_RX0_IRQHandler .thumb_set USB_LP_CAN_RX0_IRQHandler,Default_Handler .weak CAN_RX1_IRQHandler .thumb_set CAN_RX1_IRQHandler,Default_Handler .weak CAN_SCE_IRQHandler .thumb_set CAN_SCE_IRQHandler,Default_Handler .weak EXTI9_5_IRQHandler .thumb_set EXTI9_5_IRQHandler,Default_Handler .weak TIM1_BRK_IRQHandler .thumb_set TIM1_BRK_IRQHandler,Default_Handler .weak TIM1_UP_IRQHandler .thumb_set TIM1_UP_IRQHandler,Default_Handler .weak TIM1_TRG_COM_IRQHandler .thumb_set TIM1_TRG_COM_IRQHandler,Default_Handler .weak TIM1_CC_IRQHandler .thumb_set TIM1_CC_IRQHandler,Default_Handler .weak TIM2_IRQHandler .thumb_set TIM2_IRQHandler,Default_Handler .weak TIM3_IRQHandler .thumb_set TIM3_IRQHandler,Default_Handler .weak TIM4_IRQHandler .thumb_set TIM4_IRQHandler,Default_Handler .weak I2C1_EV_IRQHandler .thumb_set I2C1_EV_IRQHandler,Default_Handler .weak I2C1_ER_IRQHandler .thumb_set I2C1_ER_IRQHandler,Default_Handler .weak I2C2_EV_IRQHandler .thumb_set I2C2_EV_IRQHandler,Default_Handler .weak I2C2_ER_IRQHandler .thumb_set I2C2_ER_IRQHandler,Default_Handler .weak SPI1_IRQHandler .thumb_set SPI1_IRQHandler,Default_Handler .weak SPI2_IRQHandler .thumb_set SPI2_IRQHandler,Default_Handler .weak USART1_IRQHandler .thumb_set USART1_IRQHandler,Default_Handler .weak USART2_IRQHandler .thumb_set USART2_IRQHandler,Default_Handler .weak USART3_IRQHandler .thumb_set USART3_IRQHandler,Default_Handler .weak EXTI15_10_IRQHandler .thumb_set EXTI15_10_IRQHandler,Default_Handler .weak RTCAlarm_IRQHandler .thumb_set RTCAlarm_IRQHandler,Default_Handler .weak TIM8_BRK_IRQHandler .thumb_set TIM8_BRK_IRQHandler,Default_Handler .weak TIM8_UP_IRQHandler .thumb_set TIM8_UP_IRQHandler,Default_Handler .weak TIM8_TRG_COM_IRQHandler .thumb_set TIM8_TRG_COM_IRQHandler,Default_Handler .weak TIM8_CC_IRQHandler .thumb_set TIM8_CC_IRQHandler,Default_Handler .weak ADC3_IRQHandler .thumb_set ADC3_IRQHandler,Default_Handler .weak FSMC_IRQHandler .thumb_set FSMC_IRQHandler,Default_Handler .weak SDIO_IRQHandler .thumb_set SDIO_IRQHandler,Default_Handler .weak TIM5_IRQHandler .thumb_set TIM5_IRQHandler,Default_Handler .weak SPI3_IRQHandler .thumb_set SPI3_IRQHandler,Default_Handler .weak UART4_IRQHandler .thumb_set UART4_IRQHandler,Default_Handler .weak UART5_IRQHandler .thumb_set UART5_IRQHandler,Default_Handler .weak TIM6_IRQHandler .thumb_set TIM6_IRQHandler,Default_Handler .weak TIM7_IRQHandler .thumb_set TIM7_IRQHandler,Default_Handler .weak DMA2_Channel1_IRQHandler .thumb_set DMA2_Channel1_IRQHandler,Default_Handler .weak DMA2_Channel2_IRQHandler .thumb_set DMA2_Channel2_IRQHandler,Default_Handler .weak DMA2_Channel3_IRQHandler .thumb_set DMA2_Channel3_IRQHandler,Default_Handler .weak DMA2_Channel4_5_IRQHandler .thumb_set DMA2_Channel4_5_IRQHandler,Default_Handler .weak SystemInit /************************ (C) COPYRIGHT STMicroelectonics *****END OF FILE****/