这是我这几天试了好久才弄好的st-link进行sram调试,我总结一下方法,希望能帮到以后可能会的遇到这个问题的人
具体在附件上面。
附件上有详细的sram调试配置步骤 还有一个模板, 芯片型号是stn32f103rct6 如果用的是mini板的话可以直接套用。
stm32单片机源程序如下:
- #include "stm32f10x.h"
- void GPIO_Configuartion(void)
- {
- GPIO_InitTypeDef GPIO_InitStructure;
-
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO,ENABLE);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8; //LED0-->PA.8 端口配置
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //IO 口速度为 50MHz
- GPIO_Init(GPIOA, &GPIO_InitStructure); //初始化 GPIOA.8
- GPIO_SetBits(GPIOA,GPIO_Pin_8); //PA.8 输出高
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2; //LED1-->PD.2 端口配置, 推挽输出
- GPIO_Init(GPIOD, &GPIO_InitStructure); //推挽输出 ,IO 口速度为 50MHz
- GPIO_SetBits(GPIOD,GPIO_Pin_2); //PD.2 输出高
- }
- void Exit_Configuration(void)
- {
- GPIO_InitTypeDef GPIO_InitStructure;
- EXTI_InitTypeDef EXTI_InitStructure;
- NVIC_InitTypeDef NVIC_InitStructure;
-
- //开时钟
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOC|RCC_APB2Periph_AFIO,ENABLE);
-
- //配置GPIO
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
- GPIO_Init(GPIOA, &GPIO_InitStructure);
-
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
- GPIO_Init(GPIOC, &GPIO_InitStructure);
-
- //连接中断线
-
-
-
- //配置外部中断
- GPIO_EXTILineConfig(GPIO_PortSourceGPIOA, GPIO_PinSource15);
- EXTI_InitStructure.EXTI_Line = EXTI_Line15;
- EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
- EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
- EXTI_InitStructure.EXTI_LineCmd = ENABLE;
- EXTI_Init(&EXTI_InitStructure);
-
- GPIO_EXTILineConfig(GPIO_PortSourceGPIOC, GPIO_PinSource5);
- EXTI_InitStructure.EXTI_Line = EXTI_Line5;
- EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
- EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
- EXTI_InitStructure.EXTI_LineCmd = ENABLE;
- EXTI_Init(&EXTI_InitStructure);
-
- //软件模拟产生中断
- EXTI_GenerateSWInterrupt(EXTI_Line5);
-
- if(EXTI_GetITStatus(EXTI_Line5) != RESET)
- {
- EXTI_ClearITPendingBit(EXTI_Line5);
- }
-
- //配置中断优先级
- NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
-
- NVIC_InitStructure.NVIC_IRQChannel = EXTI15_10_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
- NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
- NVIC_Init(&NVIC_InitStructure);
-
- NVIC_InitStructure.NVIC_IRQChannel = EXTI9_5_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
- NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
- NVIC_Init(&NVIC_InitStructure);
-
- }
- void EXTI9_5_IRQHandler(void)
- {
- //delay_ms(10); //消抖
- if (EXTI_GetITStatus(EXTI_Line5) != RESET )//判断外部中断线1是否有中断
- {
- EXTI_ClearITPendingBit(EXTI_Line5);//如果有中断,清除中断标志位
- GPIOA->BSRR=GPIO_Pin_8;//将PB0置1
- GPIOD->BSRR=GPIO_Pin_2;
- }
-
- }
- void EXTI15_10_IRQHandler(void)
- {
- if ( EXTI_GetITStatus(EXTI_Line15) != RESET )//判断外部中断线8是否有中断
- {
- EXTI_ClearITPendingBit(EXTI_Line15);
- GPIOA->BSRR=GPIO_Pin_8;//将PB0置1
- GPIOD->BRR=GPIO_Pin_2;
- }
- }
- int main(void)
- {
- unsigned int i = 0;
- SystemInit();
- GPIO_Configuartion();
-
-
- Exit_Configuration();
- while (1)
- {
- }
- }
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