base-cmp

f:Compare

i:Two files

o:What line numbers are different

cmp [option].. first secnod


;------------------------------------------------------------------ Stack_Size EQU 0x00000400 AREA STACK, NOINIT, READWRITE, ALIGN=3 Stack_Mem SPACE Stack_Size ;------------------------------------------------------------------ __initial_sp ;------------------------------------------------------------------ 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 ; 重置时映射到地址0的矢量表 ;------------------------------------------------------------------ AREA RESET, DATA, READONLY EXPORT __vector_table EXPORT __vectors_End EXPORT __vectors_Size ;------------------------------------------------------------------ __vector_table DCD __initial_sp ; Top of Stack DCD Reset_Handler ; Reset Handler DCD NMI_Handler ; NMI Handler DCD HardFault_Handler ; Hard Fault Handler DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD SVC_Handler ; SVCall Handler DCD 0 ; Reserved DCD 0 ; Reserved DCD PendSV_Handler ; PendSV Handler DCD SysTick_Handler ; SysTick Handler ;------------------------------------------------------------------ ; Interrupts 中断 ;------------------------------------------------------------------ DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD FLASH_IRQHandler ; FLASH DCD RCC_IRQHandler ; RCC DCD EXTI0_1_IRQHandler ; EXTI Line 0 & 1 DCD EXTI2_3_IRQHandler ; EXTI Line 2 & 3 DCD EXTI4_7_IRQHandler ; EXTI Line 4 to 7 DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD ADC_COMP_IRQHandler ; ADC & COMP1/2 ;------------------------------------------------------------------ ; TIM1 Break, Update, Trigger and COM Event ; TIM1中断、更新、触发和COM事件 ;------------------------------------------------------------------ DCD TIM1_BRK_UP_TRG_COM_IRQHandler DCD TIM1_CC_IRQHandler ; TIM1 Capture Compare DCD TIM3_IRQHandler ; TIM3 DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD LPTIM1_IRQHandler ; LPTIM1 DCD I2C1_IRQHandler ; I2C1 DCD 0 ; Reserved DCD SPI1_IRQHandler ; SPI1 DCD 0 ; Reserved DCD UART1_IRQHandler ; UART1 DCD UART2_IRQHandler ; UART2 DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved DCD 0 ; Reserved ;------------------------------------------------------------------ __vectors_End ;------------------------------------------------------------------ __vectors_Size EQU __vectors_End - __vector_table ;------------------------------------------------------------------ AREA |.text|, CODE, READONLY Reset_Handler PROC EXPORT Reset_Handler [WEAK] ;IMPORT SystemInit IMPORT main_REST ;LDR R0, =SystemInit ; ;BX R0 ; NOP LDR R0, =main_REST ; BX R0 ; ENDP ;------------------------------------------------------------------ ; Dummy Exception Handlers (infinite loops which can be modified) ;伪异常处理程序(可以修改的无限循环) ;------------------------------------------------------------------ NMI_Handler PROC EXPORT NMI_Handler [WEAK] B . ENDP ;------------------------------------------------------------------ HardFault_Handler\ PROC EXPORT HardFault_Handler [WEAK] B . ENDP ;------------------------------------------------------------------ SVC_Handler PROC EXPORT SVC_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 FLASH_IRQHandler [WEAK] EXPORT RCC_IRQHandler [WEAK] EXPORT EXTI0_1_IRQHandler [WEAK] EXPORT EXTI2_3_IRQHandler [WEAK] EXPORT EXTI4_7_IRQHandler [WEAK] EXPORT ADC_COMP_IRQHandler [WEAK] EXPORT TIM1_BRK_UP_TRG_COM_IRQHandler [WEAK] EXPORT TIM1_CC_IRQHandler [WEAK] EXPORT TIM3_IRQHandler [WEAK] EXPORT LPTIM1_IRQHandler [WEAK] EXPORT I2C1_IRQHandler [WEAK] EXPORT SPI1_IRQHandler [WEAK] EXPORT UART1_IRQHandler [WEAK] EXPORT UART2_IRQHandler [WEAK] ;------------------------------------------------------------------ FLASH_IRQHandler RCC_IRQHandler EXTI0_1_IRQHandler EXTI2_3_IRQHandler EXTI4_7_IRQHandler ADC_COMP_IRQHandler TIM1_BRK_UP_TRG_COM_IRQHandler TIM1_CC_IRQHandler TIM3_IRQHandler LPTIM1_IRQHandler I2C1_IRQHandler SPI1_IRQHandler UART1_IRQHandler UART2_IRQHandler B . ENDP ;------------------------------------------------------------------ ALIGN ;------------------------------------------------------------------ RCC_INIT PROC EXPORT RCC_INIT ;------------------------------------------------------------------ PUSH {R0-R7, LR} ;外部高速时钟时能 RCC->CR |= Bit16 ; LDR R0, =RCC_CSR1 LDR R1, [R0] ; ORR R1, #Bit16 STR R1, [R0] ;检验外部时钟是否就绪 ;------------------------------------------------------------------ RCC_CLK_NOTOK LDR R1, [R0] ; ANDS R1, #Bit17 BEQ RCC_CLK_NOTOK LDR R1, [R0] ; LDR R0, =Bit17 ; AND R1,R2 ; ORR R1, #Bit17 STR R1, [R0] ;------------------------------------------------------------------ ;FLASH缓冲区及访问速度配置 ; LDR R0, =FLASH_ACR ; MOV R1, #0X00000032 STR R1, [R0] ;------------------------------------------------------------------ ;设置系统时钟倍频 ; LDR R0, =RCC_CFGR LDR R1, [R0] ;HCLK 2分频 ; ORR R1, #Bit10 ;9倍频[21:18]-->0111 ; ORR R1, #Bit18 ; ORR R1, #Bit19 ; ORR R1, #Bit20 ;设置ADC的预分频为PCLK2的4分频 ; ORR R1, #Bit14 ;设置HSE为PLL输入时钟源 ; ORR R1, #Bit16 STR R1, [R0] ;------------------------------------------------------------------ ;开启倍频 ; LDR R0, =RCC_CR LDR R1, [R0] ; ORR R1, #Bit24 STR R1, [R0] ;------------------------------------------------------------------ ;等待倍频生效 RCC_PLL_NOTOK LDR R1, [R0] ; ANDS R1, #Bit25 BEQ RCC_PLL_NOTOK ;------------------------------------------------------------------ ;设置PLL为当前系统时钟 ; LDR R0, =RCC_CFGR LDR R1, [R0] ; ORR R1, #Bit1 STR R1, [R0] ;------------------------------------------------------------------ ;验证系统时钟状态是否切换为PLL ; MOV R2, #0X02 RCC_PLL_NOTRDY LDR R1, [R0] ; LSR R1, R1, #2 ; AND R1, #0X03 CMP R1, R2 BNE RCC_PLL_NOTRDY POP {R0-R7, PC} ENDP ;------------------------------------------------------------------ ; User Initial Stack & Heap ;------------------------------------------------------------------ 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 PROC LDR R0, = Heap_Mem LDR R1, =(Stack_Mem + Stack_Size) LDR R2, = (Heap_Mem + Heap_Size) LDR R3, = Stack_Mem BX LR ENDP ;------------------------------------------------------------------ ALIGN ;------------------------------------------------------------------ ENDIF ;------------------------------------------------------------------ END Cortex-M0 汇编程序
最新发布
07-25
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