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📄 main.txt

📁 STM32的定时器例程
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; generated by ARM/Thumb C/C++ Compiler with , RVCT3.1 [Build 939] for uVision
; commandline ArmCC [--split_sections --debug -c --asm --interleave -omain.o --depend=main.d --device=DARMSTM --apcs=interwork -O3 -I.\ -IC:\KeilARM\ARM\INC\ST\STM32F10x --omf_browse=main.crf main.c]
                          THUMB

                          AREA ||i.GPIO_Configuration||, CODE, READONLY, ALIGN=2

                  GPIO_Configuration PROC
000000  b508              PUSH     {r3,lr}
000002  200f              MOVS     r0,#0xf
000004  f8ad0000          STRH     r0,[sp,#0]
000008  2018              MOVS     r0,#0x18
00000a  f88d0003          STRB     r0,[sp,#3]
00000e  2003              MOVS     r0,#3
000010  f88d0002          STRB     r0,[sp,#2]
000014  4669              MOV      r1,sp
000016  4802              LDR      r0,|L1.32|
000018  f7fffffe          BL       GPIO_Init
00001c  bd08              POP      {r3,pc}
                          ENDP

00001e  0000              DCW      0x0000
                  |L1.32|
000020  40010800          DCD      0x40010800

                          AREA ||i.NVIC_Configuration||, CODE, READONLY, ALIGN=1

                  NVIC_Configuration PROC
000000  b508              PUSH     {r3,lr}
000002  2100              MOVS     r1,#0
000004  f04f6000          MOV      r0,#0x8000000
000008  f7fffffe          BL       NVIC_SetVectorTable
00000c  201c              MOVS     r0,#0x1c
00000e  f88d0000          STRB     r0,[sp,#0]
000012  2000              MOVS     r0,#0
000014  f88d0001          STRB     r0,[sp,#1]
000018  f88d0002          STRB     r0,[sp,#2]
00001c  2001              MOVS     r0,#1
00001e  f88d0003          STRB     r0,[sp,#3]
000022  4668              MOV      r0,sp
000024  f7fffffe          BL       NVIC_Init
000028  bd08              POP      {r3,pc}
                          ENDP


                          AREA ||i.RCC_Configuration||, CODE, READONLY, ALIGN=2

                  RCC_Configuration PROC
;;;103    void RCC_Configuration(void)
;;;104    {   
000000  b510              PUSH     {r4,lr}
;;;105      /* RCC system reset(for debug purpose) */
;;;106      RCC_DeInit();
000002  f7fffffe          BL       RCC_DeInit
;;;107    
;;;108      /* Enable HSE */
;;;109      RCC_HSEConfig(RCC_HSE_ON);
000006  f44f3480          MOV      r4,#0x10000
00000a  4620              MOV      r0,r4
00000c  f7fffffe          BL       RCC_HSEConfig
;;;110    
;;;111      /* Wait till HSE is ready */
;;;112      HSEStartUpStatus = RCC_WaitForHSEStartUp();
000010  f7fffffe          BL       RCC_WaitForHSEStartUp
000014  4919              LDR      r1,|L3.124|
000016  7008              STRB     r0,[r1,#0]  ; HSEStartUpStatus
;;;113    
;;;114      if(HSEStartUpStatus == SUCCESS)
000018  b2c0              UXTB     r0,r0
00001a  2801              CMP      r0,#1
00001c  d124              BNE      |L3.104|
;;;115      {
;;;116        /* HCLK = SYSCLK */
;;;117        RCC_HCLKConfig(RCC_SYSCLK_Div1); 
00001e  2000              MOVS     r0,#0
000020  f7fffffe          BL       RCC_HCLKConfig
;;;118      
;;;119        /* PCLK2 = HCLK */
;;;120        RCC_PCLK2Config(RCC_HCLK_Div1); 
000024  2000              MOVS     r0,#0
000026  f7fffffe          BL       RCC_PCLK2Config
;;;121    
;;;122        /* PCLK1 = HCLK/4 */
;;;123        RCC_PCLK1Config(RCC_HCLK_Div4);
00002a  f44f60a0          MOV      r0,#0x500
00002e  f7fffffe          BL       RCC_PCLK1Config
;;;124    
;;;125        /* Flash 2 wait state */
;;;126        FLASH_SetLatency(FLASH_Latency_2);
000032  2002              MOVS     r0,#2
000034  f7fffffe          BL       FLASH_SetLatency
;;;127        /* Enable Prefetch Buffer */
;;;128        FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);
000038  2010              MOVS     r0,#0x10
00003a  f7fffffe          BL       FLASH_PrefetchBufferCmd
;;;129    
;;;130        /* PLLCLK = 8MHz * 9 = 72 MHz */
;;;131        RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);
00003e  f44f11e0          MOV      r1,#0x1c0000
000042  4620              MOV      r0,r4
000044  f7fffffe          BL       RCC_PLLConfig
;;;132    
;;;133        /* Enable PLL */ 
;;;134        RCC_PLLCmd(ENABLE);
000048  2001              MOVS     r0,#1
00004a  f7fffffe          BL       RCC_PLLCmd
                  |L3.78|
;;;135    
;;;136        /* Wait till PLL is ready */
;;;137        while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET)
00004e  2039              MOVS     r0,#0x39
000050  f7fffffe          BL       RCC_GetFlagStatus
000054  2800              CMP      r0,#0
000056  d0fa              BEQ      |L3.78|
;;;138        {
;;;139        }
;;;140    
;;;141        /* Select PLL as system clock source */
;;;142        RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
000058  2002              MOVS     r0,#2
00005a  f7fffffe          BL       RCC_SYSCLKConfig
;;;143    
;;;144        /* Wait till PLL is used as system clock source */
;;;145        while(RCC_GetSYSCLKSource() != 0x08)
00005e  bf00              NOP      
                  |L3.96|
000060  f7fffffe          BL       RCC_GetSYSCLKSource
000064  2808              CMP      r0,#8
000066  d1fb              BNE      |L3.96|
                  |L3.104|
;;;146        {
;;;147        }
;;;148      }
;;;149    
;;;150      /* TIM2 clock enable */
;;;151      RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
000068  2101              MOVS     r1,#1
00006a  4608              MOV      r0,r1
00006c  f7fffffe          BL       RCC_APB1PeriphClockCmd
;;;152    
;;;153      /* GPIOA clock enable */
;;;154      RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
000070  2101              MOVS     r1,#1
000072  e8bd4010          POP      {r4,lr}
000076  2004              MOVS     r0,#4
000078  f7ffbffe          B.W      RCC_APB2PeriphClockCmd
;;;155    }
;;;156    
                          ENDP

                  |L3.124|
00007c  00000000          DCD      ||.data||

                          AREA ||i.main||, CODE, READONLY, ALIGN=2

                  main PROC
;;;37     int main(void)
;;;38     {
000000  e92d41f0          PUSH     {r4-r8,lr}
;;;39     #ifdef DEBUG
;;;40       debug();
;;;41     #endif
;;;42     
;;;43       /* System Clocks Configuration */
;;;44       RCC_Configuration();
000004  f7fffffe          BL       RCC_Configuration
;;;45     
;;;46       /* NVIC Configuration */
;;;47       NVIC_Configuration();
000008  f7fffffe          BL       NVIC_Configuration
;;;48       
;;;49       /* GPIO Configuration */
;;;50       GPIO_Configuration();
00000c  f7fffffe          BL       GPIO_Configuration
;;;51     
;;;52     /* ---------------------------------------------------------------
;;;53       TIM2 Configuration: Output Compare Toggle Mode:
;;;54       TIM2CLK = 36 MHz, Prescaler = 0x2, TIM2 counter clock = 12 MHz 
;;;55       CC1 update rate = TIM2 counter clock / CCR1_Val = 366.2 Hz
;;;56       CC2 update rate = TIM2 counter clock / CCR2_Val = 732.4 Hz 
;;;57       CC3 update rate = TIM2 counter clock / CCR3_Val = 1464.8 Hz 
;;;58       CC4 update rate = TIM2 counter clock / CCR4_Val =  2929.6 Hz 
;;;59     --------------------------------------------------------------- */
;;;60     
;;;61       /* Time base configuration */
;;;62       TIM_TimeBaseStructure.TIM_Period = 0xFFFF;          
000010  481e              LDR      r0,|L4.140|
000012  f64f71ff          MOV      r1,#0xffff
000016  8081              STRH     r1,[r0,#4]  ; TIM_TimeBaseStructure
;;;63       TIM_TimeBaseStructure.TIM_Prescaler = 0x02;       
000018  2602              MOVS     r6,#2
00001a  8006              STRH     r6,[r0,#0]  ; TIM_TimeBaseStructure
;;;64       TIM_TimeBaseStructure.TIM_ClockDivision = 0x0;    
00001c  2100              MOVS     r1,#0
00001e  80c1              STRH     r1,[r0,#6]  ; TIM_TimeBaseStructure
;;;65       TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; 
000020  8041              STRH     r1,[r0,#2]  ; TIM_TimeBaseStructure
;;;66       
;;;67       TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
000022  4601              MOV      r1,r0
000024  0777              LSLS     r7,r6,#29
000026  4638              MOV      r0,r7
000028  f7fffffe          BL       TIM_TimeBaseInit
;;;68     
;;;69       /* Output Compare Toggle Mode configuration: Channel1 */
;;;70       TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_Toggle;
00002c  4c17              LDR      r4,|L4.140|
00002e  2030              MOVS     r0,#0x30
000030  340a              ADDS     r4,r4,#0xa
000032  8020              STRH     r0,[r4,#0]  ; TIM_OCInitStructure
;;;71       TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
000034  2501              MOVS     r5,#1
000036  8065              STRH     r5,[r4,#2]  ; TIM_OCInitStructure
;;;72       TIM_OCInitStructure.TIM_Pulse = 2047;
000038  f24070ff          MOV      r0,#0x7ff
00003c  80e0              STRH     r0,[r4,#6]  ; TIM_OCInitStructure
;;;73       TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low;
00003e  8126              STRH     r6,[r4,#8]  ; TIM_OCInitStructure
;;;74       TIM_OC1Init(TIM2, &TIM_OCInitStructure);
000040  4621              MOV      r1,r4
000042  4638              MOV      r0,r7
000044  f7fffffe          BL       TIM_OC1Init
;;;75       TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
000048  8065              STRH     r5,[r4,#2]  ; TIM_OCInitStructure
;;;76       TIM_OCInitStructure.TIM_Pulse = 1023;
00004a  f24030ff          MOV      r0,#0x3ff
00004e  80e0              STRH     r0,[r4,#6]  ; TIM_OCInitStructure
;;;77       TIM_OC2Init(TIM2, &TIM_OCInitStructure);
000050  4621              MOV      r1,r4
000052  4638              MOV      r0,r7
000054  f7fffffe          BL       TIM_OC2Init
;;;78       TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
000058  8065              STRH     r5,[r4,#2]  ; TIM_OCInitStructure
;;;79       TIM_OCInitStructure.TIM_Pulse = 511;
00005a  f24010ff          MOV      r0,#0x1ff
00005e  80e0              STRH     r0,[r4,#6]  ; TIM_OCInitStructure
;;;80       TIM_OC3Init(TIM2, &TIM_OCInitStructure);
000060  4621              MOV      r1,r4
000062  4638              MOV      r0,r7
000064  f7fffffe          BL       TIM_OC3Init
;;;81       TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
000068  8065              STRH     r5,[r4,#2]  ; TIM_OCInitStructure
;;;82       TIM_OCInitStructure.TIM_Pulse = 255;
00006a  20ff              MOVS     r0,#0xff
00006c  80e0              STRH     r0,[r4,#6]  ; TIM_OCInitStructure
;;;83       TIM_OC4Init(TIM2, &TIM_OCInitStructure);
00006e  4621              MOV      r1,r4
000070  4638              MOV      r0,r7
000072  f7fffffe          BL       TIM_OC4Init
;;;84       
;;;85       /* TIM enable counter */
;;;86       TIM_Cmd(TIM2, ENABLE);
000076  2101              MOVS     r1,#1
000078  4638              MOV      r0,r7
00007a  f7fffffe          BL       TIM_Cmd
;;;87     
;;;88       /* TIM IT enable */
;;;89       TIM_ITConfig(TIM2, TIM_IT_CC1 | TIM_IT_CC2 | TIM_IT_CC3 | TIM_IT_CC4, ENABLE);
00007e  2201              MOVS     r2,#1
000080  211e              MOVS     r1,#0x1e
000082  4638              MOV      r0,r7
000084  f7fffffe          BL       TIM_ITConfig
                  |L4.136|
;;;90     
;;;91       while(1)
000088  e7fe              B        |L4.136|
;;;92       {
;;;93       }  
;;;94     }
;;;95     
                          ENDP

00008a  0000              DCW      0x0000
                  |L4.140|
00008c  00000000          DCD      ||.bss||

                          AREA ||.data||, DATA, ALIGN=0

                  HSEStartUpStatus
000000  00                DCB      0x00

                          AREA ||.bss||, DATA, NOINIT, ALIGN=1

                  TIM_TimeBaseStructure
                          %        10
                  TIM_OCInitStructure
                          %        16

                          AREA |area_number.7|, DATA, ALIGN=1

                          EXPORTAS |area_number.7|, ||.data||
                  CCR1_Val
000000  8000              DCW      0x8000

                          AREA |area_number.8|, DATA, ALIGN=1

                          EXPORTAS |area_number.8|, ||.data||
                  CCR2_Val
000000  4000              DCW      0x4000

                          AREA |area_number.9|, DATA, ALIGN=1

                          EXPORTAS |area_number.9|, ||.data||
                  CCR3_Val
000000  2000              DCW      0x2000

                          AREA |area_number.10|, DATA, ALIGN=1

                          EXPORTAS |area_number.10|, ||.data||
                  CCR4_Val
000000  1000              DCW      0x1000

                  __ARM_use_no_argv EQU 0

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