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📄 startup_lpc11xx.s

📁 LPC1114_例程和教程
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;/******************** (C) COPYRIGHT 2010 Embest Info&Tech Co.,LTD. **********
;* 文件名: startup_LPC11xx.s
;* 作者  : Wuhan R&D Center, Embest
;* 日期  : 01/18/2010
;* 描述  : CMSIS Cortex-M0核外围访问层源文件,用于NXP LPC11xx系列设备
;*****************************************************************************
;*****************************************************************************
;* 历史:
;* 01/18/2010		 : V1.0		   初始版本
;*****************************************************************************/
; *------- <<< Use Configuration Wizard in Context Menu >>> ------------------


; <h> 栈配置
;   <o> 栈大小 (字节) <0x0-0xFFFFFFFF:8>
; </h>

Stack_Size      EQU     0x00000200

                AREA    STACK, NOINIT, READWRITE, ALIGN=3
Stack_Mem       SPACE   Stack_Size
__initial_sp


; <h> 堆配置
;   <o>  堆大小 (字节) <0x0-0xFFFFFFFF:8>
; </h>

Heap_Size       EQU     0x00000000

                AREA    HEAP, NOINIT, READWRITE, ALIGN=3
__heap_base
Heap_Mem        SPACE   Heap_Size
__heap_limit


                PRESERVE8
                THUMB


; Vector Table Mapped to Address 0 at Reset

                AREA    RESET, DATA, READONLY
                EXPORT  __Vectors

__Vectors       DCD     __initial_sp              ; 栈顶
                DCD     Reset_Handler             ; 复位处理程序                DCD     NMI_Handler               ; NMI处理程序
                DCD     HardFault_Handler         ; 硬故障处理程序
                DCD     MemManage_Handler         ; MPU故障处理
                DCD     BusFault_Handler          ; 总线故障处理
                DCD     UsageFault_Handler        ; 用法故障处理                DCD     0                         ; 保留
                DCD     0                         ; 保留
                DCD     0                         ; 保留
                DCD     0                         ; 保留
                DCD     SVC_Handler               ; SVCall处理函数
                DCD     DebugMon_Handler          ; Debug Monitor处理程序
                DCD     0                         ; 保留
                DCD     PendSV_Handler            ; PendSV处理函数
                DCD     SysTick_Handler           ; SysTick中断处理函数

                ; 外部中断
                DCD     WAKEUP_IRQHandler         ; 15个唤醒源:
                DCD     WAKEUP_IRQHandler         ; I/O引脚PIO0 (0:11)
                DCD     WAKEUP_IRQHandler         ; 所有40引脚抣被引向ISR                       
                DCD     WAKEUP_IRQHandler                         
                DCD     WAKEUP_IRQHandler                        
                DCD     WAKEUP_IRQHandler
                DCD     WAKEUP_IRQHandler
                DCD     WAKEUP_IRQHandler                       
                DCD     WAKEUP_IRQHandler                         
                DCD     WAKEUP_IRQHandler                        
                DCD     WAKEUP_IRQHandler
                DCD     WAKEUP_IRQHandler
                DCD     WAKEUP_IRQHandler         ; PIO1 (0:11)
                DCD     CAN_IRQHandler            ; CAN                
                DCD     SSP1_IRQHandler           ; SSP1               
                DCD     I2C_IRQHandler            ; I2C
                DCD     TIMER16_0_IRQHandler      ; 16-bit Timer0
                DCD     TIMER16_1_IRQHandler      ; 16-bit Timer1
                DCD     TIMER32_0_IRQHandler      ; 32-bit Timer0
                DCD     TIMER32_1_IRQHandler      ; 32-bit Timer1
                DCD     SSP0_IRQHandler           ; SSP0
                DCD     UART_IRQHandler           ; UART
                DCD     USB_IRQHandler            ; USB IRQ
                DCD     USB_FIQHandler            ; USB FIQ
                DCD     ADC_IRQHandler            ; A/D Converter
                DCD     WDT_IRQHandler            ; Watchdog timer
                DCD     BOD_IRQHandler            ; Brown Out Detect
                DCD     FMC_IRQHandler            ; IP2111 Flash Memory Controller
                DCD     PIOINT3_IRQHandler        ; PIO INT3
                DCD     PIOINT2_IRQHandler        ; PIO INT2
                DCD     PIOINT1_IRQHandler        ; PIO INT1
                DCD     PIOINT0_IRQHandler        ; PIO INT0


                IF      :LNOT::DEF:NO_CRP
                AREA    |.ARM.__at_0x02FC|, CODE, READONLY
CRP_Key         DCD     0xFFFFFFFF
                ENDIF


                AREA    |.text|, CODE, READONLY


; 复位处理函数

Reset_Handler   PROC
                EXPORT  Reset_Handler             [WEAK]
                IMPORT  __main
                LDR     R0, =__main
                BX      R0
                ENDP


; 异常处理 (无限循环,可修改)                

NMI_Handler     PROC
                EXPORT  NMI_Handler               [WEAK]
                B       .
                ENDP
HardFault_Handler\
                PROC
                EXPORT  HardFault_Handler         [WEAK]
                B       .
                ENDP
MemManage_Handler\
                PROC
                EXPORT  MemManage_Handler         [WEAK]
                B       .
                ENDP
BusFault_Handler\
                PROC
                EXPORT  BusFault_Handler          [WEAK]
                B       .
                ENDP
UsageFault_Handler\
                PROC
                EXPORT  UsageFault_Handler        [WEAK]
                B       .
                ENDP
SVC_Handler     PROC
                EXPORT  SVC_Handler               [WEAK]
                B       .
                ENDP
DebugMon_Handler\
                PROC
                EXPORT  DebugMon_Handler          [WEAK]
                B       .
                ENDP
PendSV_Handler  PROC
                EXPORT  PendSV_Handler            [WEAK]
                B       .
                ENDP
SysTick_Handler PROC
                EXPORT  SysTick_Handler           [WEAK]
                B       .
                ENDP

Default_Handler PROC

                EXPORT  WAKEUP_IRQHandler         [WEAK]
				EXPORT  CAN_IRQHandler            [WEAK]
				EXPORT  SSP1_IRQHandler           [WEAK]
                EXPORT  I2C_IRQHandler            [WEAK]
                EXPORT  TIMER16_0_IRQHandler      [WEAK]
                EXPORT  TIMER16_1_IRQHandler      [WEAK]
                EXPORT  TIMER32_0_IRQHandler      [WEAK]
                EXPORT  TIMER32_1_IRQHandler      [WEAK]
                EXPORT  SSP0_IRQHandler           [WEAK]
                EXPORT  UART_IRQHandler           [WEAK]

                EXPORT  USB_IRQHandler            [WEAK]
                EXPORT  USB_FIQHandler            [WEAK]
                EXPORT  ADC_IRQHandler            [WEAK]
                EXPORT  WDT_IRQHandler            [WEAK]
                EXPORT  BOD_IRQHandler            [WEAK]
                EXPORT  FMC_IRQHandler            [WEAK]
                EXPORT  PIOINT3_IRQHandler        [WEAK]
                EXPORT  PIOINT2_IRQHandler        [WEAK]
                EXPORT	PIOINT1_IRQHandler        [WEAK]
                EXPORT	PIOINT0_IRQHandler        [WEAK]


WAKEUP_IRQHandler
CAN_IRQHandler
SSP1_IRQHandler
I2C_IRQHandler
TIMER16_0_IRQHandler
TIMER16_1_IRQHandler
TIMER32_0_IRQHandler
TIMER32_1_IRQHandler
SSP0_IRQHandler
UART_IRQHandler
USB_IRQHandler
USB_FIQHandler
ADC_IRQHandler
WDT_IRQHandler
BOD_IRQHandler
FMC_IRQHandler
PIOINT3_IRQHandler  
PIOINT2_IRQHandler 
PIOINT1_IRQHandler
PIOINT0_IRQHandler

                B       .

                ENDP


                ALIGN


; 用户初始化堆栈

                IF      :DEF:__MICROLIB
                
                EXPORT  __initial_sp
                EXPORT  __heap_base
                EXPORT  __heap_limit
                
                ELSE
                
                IMPORT  __use_two_region_memory
                EXPORT  __user_initial_stackheap
__user_initial_stackheap

                LDR     R0, =  Heap_Mem
                LDR     R1, =(Stack_Mem + Stack_Size)
                LDR     R2, = (Heap_Mem +  Heap_Size)
                LDR     R3, = Stack_Mem
                BX      LR

                ALIGN

                ENDIF


                END

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