233 lines
12 KiB
C
233 lines
12 KiB
C
/* ---------------------------------------------------------------------------- */
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/* Atmel Microcontroller Software Support */
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/* SAM Software Package License */
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/* ---------------------------------------------------------------------------- */
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/* Copyright (c) %copyright_year%, Atmel Corporation */
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/* */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or without */
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/* modification, are permitted provided that the following condition is met: */
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/* */
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/* - Redistributions of source code must retain the above copyright notice, */
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/* this list of conditions and the disclaimer below. */
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/* */
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/* Atmel's name may not be used to endorse or promote products derived from */
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/* this software without specific prior written permission. */
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/* */
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/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */
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/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */
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/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
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/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */
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/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
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/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */
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/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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/* ---------------------------------------------------------------------------- */
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#include "sam3sd8.h"
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/* Initialize segments */
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extern uint32_t _sfixed;
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extern uint32_t _efixed;
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extern uint32_t _etext;
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extern uint32_t _srelocate;
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extern uint32_t _erelocate;
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extern uint32_t _szero;
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extern uint32_t _ezero;
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extern uint32_t _sstack;
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extern uint32_t _estack;
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/** \cond DOXYGEN_SHOULD_SKIP_THIS */
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int main(void);
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/** \endcond */
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void __libc_init_array(void);
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/* Default empty handler */
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void Dummy_Handler(void);
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/* Cortex-M3 core handlers */
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void NMI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void HardFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void MemManage_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void BusFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void UsageFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SVC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void DebugMon_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void PendSV_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SysTick_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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/* Peripherals handlers */
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void SUPC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void RSTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void RTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void RTT_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void WDT_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void PMC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void EFC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void UART0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void UART1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void PIOA_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void PIOB_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#ifdef _SAM3SD8_PIOC_INSTANCE_
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void PIOC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#endif /* _SAM3SD8_PIOC_INSTANCE_ */
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void USART0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void USART1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#ifdef _SAM3SD8_USART2_INSTANCE_
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void USART2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#endif /* _SAM3SD8_USART2_INSTANCE_ */
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void HSMCI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TWI0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TWI1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SPI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SSC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TC0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TC2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#ifdef _SAM3SD8_TC1_INSTANCE_
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void TC3_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#endif /* _SAM3SD8_TC1_INSTANCE_ */
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#ifdef _SAM3SD8_TC1_INSTANCE_
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void TC4_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#endif /* _SAM3SD8_TC1_INSTANCE_ */
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#ifdef _SAM3SD8_TC1_INSTANCE_
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void TC5_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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#endif /* _SAM3SD8_TC1_INSTANCE_ */
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void ADC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void DACC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void PWM_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void CRCCU_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void ACC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void UDP_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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/* Exception Table */
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__attribute__ ((section(".vectors")))
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const DeviceVectors exception_table = {
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/* Configure Initial Stack Pointer, using linker-generated symbols */
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.pvStack = (void*) (&_estack),
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.pfnReset_Handler = (void*) Reset_Handler,
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.pfnNMI_Handler = (void*) NMI_Handler,
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.pfnHardFault_Handler = (void*) HardFault_Handler,
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.pfnMemManage_Handler = (void*) MemManage_Handler,
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.pfnBusFault_Handler = (void*) BusFault_Handler,
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.pfnUsageFault_Handler = (void*) UsageFault_Handler,
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.pfnReserved1_Handler = (void*) (0UL), /* Reserved */
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.pfnReserved2_Handler = (void*) (0UL), /* Reserved */
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.pfnReserved3_Handler = (void*) (0UL), /* Reserved */
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.pfnReserved4_Handler = (void*) (0UL), /* Reserved */
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.pfnSVC_Handler = (void*) SVC_Handler,
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.pfnDebugMon_Handler = (void*) DebugMon_Handler,
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.pfnReserved5_Handler = (void*) (0UL), /* Reserved */
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.pfnPendSV_Handler = (void*) PendSV_Handler,
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.pfnSysTick_Handler = (void*) SysTick_Handler,
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/* Configurable interrupts */
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.pfnSUPC_Handler = (void*) SUPC_Handler, /* 0 Supply Controller */
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.pfnRSTC_Handler = (void*) RSTC_Handler, /* 1 Reset Controller */
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.pfnRTC_Handler = (void*) RTC_Handler, /* 2 Real Time Clock */
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.pfnRTT_Handler = (void*) RTT_Handler, /* 3 Real Time Timer */
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.pfnWDT_Handler = (void*) WDT_Handler, /* 4 Watchdog Timer */
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.pfnPMC_Handler = (void*) PMC_Handler, /* 5 Power Management Controller */
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.pfnEFC_Handler = (void*) EFC_Handler, /* 6 Enhanced Embedded Flash Controller */
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.pvReserved7 = (void*) (0UL), /* 7 Reserved */
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.pfnUART0_Handler = (void*) UART0_Handler, /* 8 UART 0 */
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.pfnUART1_Handler = (void*) UART1_Handler, /* 9 UART 1 */
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.pvReserved10 = (void*) (0UL), /* 10 Reserved */
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.pfnPIOA_Handler = (void*) PIOA_Handler, /* 11 Parallel I/O Controller A */
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.pfnPIOB_Handler = (void*) PIOB_Handler, /* 12 Parallel I/O Controller B */
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#ifdef _SAM3SD8_PIOC_INSTANCE_
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.pfnPIOC_Handler = (void*) PIOC_Handler, /* 13 Parallel I/O Controller C */
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#else
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.pvReserved13 = (void*) (0UL), /* 13 Reserved */
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#endif /* _SAM3SD8_PIOC_INSTANCE_ */
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.pfnUSART0_Handler = (void*) USART0_Handler, /* 14 USART 0 */
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.pfnUSART1_Handler = (void*) USART1_Handler, /* 15 USART 1 */
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#ifdef _SAM3SD8_USART2_INSTANCE_
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.pfnUSART2_Handler = (void*) USART2_Handler, /* 16 USART 2 (SAM3SD8 100 pins only) */
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#else
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.pvReserved16 = (void*) (0UL), /* 16 Reserved */
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#endif /* _SAM3SD8_USART2_INSTANCE_ */
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.pvReserved17 = (void*) (0UL), /* 17 Reserved */
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.pfnHSMCI_Handler = (void*) HSMCI_Handler, /* 18 Multimedia Card Interface */
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.pfnTWI0_Handler = (void*) TWI0_Handler, /* 19 Two Wire Interface 0 */
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.pfnTWI1_Handler = (void*) TWI1_Handler, /* 20 Two Wire Interface 1 */
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.pfnSPI_Handler = (void*) SPI_Handler, /* 21 Serial Peripheral Interface */
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.pfnSSC_Handler = (void*) SSC_Handler, /* 22 Synchronous Serial Controler */
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.pfnTC0_Handler = (void*) TC0_Handler, /* 23 Timer/Counter 0 */
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.pfnTC1_Handler = (void*) TC1_Handler, /* 24 Timer/Counter 1 */
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.pfnTC2_Handler = (void*) TC2_Handler, /* 25 Timer/Counter 2 */
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#ifdef _SAM3SD8_TC1_INSTANCE_
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.pfnTC3_Handler = (void*) TC3_Handler, /* 26 Timer/Counter 3 */
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#else
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.pvReserved26 = (void*) (0UL), /* 26 Reserved */
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#endif /* _SAM3SD8_TC1_INSTANCE_ */
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#ifdef _SAM3SD8_TC1_INSTANCE_
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.pfnTC4_Handler = (void*) TC4_Handler, /* 27 Timer/Counter 4 */
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#else
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.pvReserved27 = (void*) (0UL), /* 27 Reserved */
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#endif /* _SAM3SD8_TC1_INSTANCE_ */
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#ifdef _SAM3SD8_TC1_INSTANCE_
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.pfnTC5_Handler = (void*) TC5_Handler, /* 28 Timer/Counter 5 */
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#else
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.pvReserved28 = (void*) (0UL), /* 28 Reserved */
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#endif /* _SAM3SD8_TC1_INSTANCE_ */
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.pfnADC_Handler = (void*) ADC_Handler, /* 29 Analog To Digital Converter */
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.pfnDACC_Handler = (void*) DACC_Handler, /* 30 Digital To Analog Converter */
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.pfnPWM_Handler = (void*) PWM_Handler, /* 31 Pulse Width Modulation */
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.pfnCRCCU_Handler = (void*) CRCCU_Handler, /* 32 CRC Calculation Unit */
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.pfnACC_Handler = (void*) ACC_Handler, /* 33 Analog Comparator */
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.pfnUDP_Handler = (void*) UDP_Handler /* 34 USB Device Port */
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};
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/**
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* \brief This is the code that gets called on processor reset.
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* To initialize the device, and call the main() routine.
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*/
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void Reset_Handler(void)
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{
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uint32_t *pSrc, *pDest;
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/* Initialize the relocate segment */
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pSrc = &_etext;
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pDest = &_srelocate;
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if (pSrc != pDest) {
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for (; pDest < &_erelocate;) {
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*pDest++ = *pSrc++;
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}
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}
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/* Clear the zero segment */
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for (pDest = &_szero; pDest < &_ezero;) {
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*pDest++ = 0;
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}
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/* Set the vector table base address */
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pSrc = (uint32_t *) & _sfixed;
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SCB->VTOR = ((uint32_t) pSrc & SCB_VTOR_TBLOFF_Msk);
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/* Initialize the C library */
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__libc_init_array();
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/* Branch to main function */
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main();
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/* Infinite loop */
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while (1);
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}
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/**
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* \brief Default interrupt handler for unused IRQs.
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*/
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void Dummy_Handler(void)
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{
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while (1) {
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}
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}
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