[size=11.818181991577148px]我现在使用STM32L151进入STOP模式,测试程序运行后电流72uA,按钮按下后电流为331uA,LED灯也不闪烁。按钮松开后电流有变为0.5uA。 [size=11.818181991577148px]好像没有从STOP模式唤醒,理论上唤醒后应该在while(1)的循环里面灯闪烁。 [size=11.818181991577148px]希望使用过这个模式的人指点一下,谢谢! [size=11.818181991577148px]void LEDInit(void) [size=11.818181991577148px]{ [size=11.818181991577148px] GPIO_InitTypeDef GPIO_InitStructure; [size=11.818181991577148px] [size=11.818181991577148px] /* Enable the GPIO_LED Clock */ [size=11.818181991577148px] RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOB, ENABLE); [size=11.818181991577148px] /* Configure the GPIO_LED pin */ [size=11.818181991577148px] GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; [size=11.818181991577148px] GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT; [size=11.818181991577148px] GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; [size=11.818181991577148px] GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; [size=11.818181991577148px] GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz; [size=11.818181991577148px] GPIO_Init(GPIOB, &GPIO_InitStructure); [size=11.818181991577148px] [size=11.818181991577148px] GPIOB->BSRRL= GPIO_Pin_4; [size=11.818181991577148px]} [size=11.818181991577148px]int main(void) [size=11.818181991577148px]{ [size=11.818181991577148px] uint16_t i=0,j=0; [size=11.818181991577148px] GPIO_InitTypeDef GPIO_InitStructure; [size=11.818181991577148px] RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC [size=11.818181991577148px] | RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE | RCC_AHBPeriph_GPIOH, ENABLE); [size=11.818181991577148px] /* config all IO to Analog Input to reduce parasite power consumption */ [size=11.818181991577148px] GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All; [size=11.818181991577148px] GPIO_InitStructure.GPIO_Speed = GPIO_Speed_400KHz; [size=11.818181991577148px] GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; [size=11.818181991577148px] GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; [size=11.818181991577148px] GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; [size=11.818181991577148px] GPIO_Init(GPIOC, &GPIO_InitStructure); [size=11.818181991577148px] GPIO_Init(GPIOD, &GPIO_InitStructure); [size=11.818181991577148px] GPIO_Init(GPIOE, &GPIO_InitStructure); [size=11.818181991577148px] GPIO_Init(GPIOH, &GPIO_InitStructure); [size=11.818181991577148px] GPIO_Init(GPIOA, &GPIO_InitStructure); [size=11.818181991577148px] GPIO_Init(GPIOB, &GPIO_InitStructure); [size=11.818181991577148px] /* Enable PB7 as external PVD input so as to set it as AIN_IN */ [size=11.818181991577148px] RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE); [size=11.818181991577148px] /* Configure the PVD Level to 3 (2.5V) */ [size=11.818181991577148px] PWR_PVDLevelConfig(PWR_PVDLevel_7); [size=11.818181991577148px] /* Enable the PVD Output */ [size=11.818181991577148px] PWR_PVDCmd(ENABLE); [size=11.818181991577148px] RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA [size=11.818181991577148px] | RCC_AHBPeriph_GPIOB [size=11.818181991577148px] | RCC_AHBPeriph_GPIOC [size=11.818181991577148px] | RCC_AHBPeriph_GPIOD [size=11.818181991577148px] | RCC_AHBPeriph_GPIOE [size=11.818181991577148px] | RCC_AHBPeriph_GPIOH, DISABLE); [size=11.818181991577148px] [size=11.818181991577148px] LEDInit(); [size=11.818181991577148px] [size=11.818181991577148px] /* Enable WKUP pin 1 */ [size=11.818181991577148px] PWR_WakeUpPinCmd(PWR_WakeUpPin_1, ENABLE); [size=11.818181991577148px] [size=11.818181991577148px] /* Clear WakeUp flag */ [size=11.818181991577148px] PWR_ClearFlag(PWR_FLAG_WU); [size=11.818181991577148px] PWR_UltraLowPowerCmd(ENABLE); [size=11.818181991577148px] PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI); [size=11.818181991577148px] while(1) [size=11.818181991577148px] { [size=11.818181991577148px] LEDInit(); <span style="color: rgb(68, 68, 68); font-family: Tahoma, Helvetica, SimSun, sans-serif; font-size: 11.818181991577148px; line-height: 16.363636016845703px; background-color: rgb(238, 238, 238);"> for(i=0;i |
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RE:STM32L151 STOP模式唤醒程序跑哪儿了
请指教!!??
回复:STM32L151 STOP模式唤醒程序跑哪儿了
请指教!!??
没看到你程序中有外部中断的配置,停止模式下需要一个外部总断去唤醒
RE:STM32L151 STOP模式唤醒程序跑哪儿了
RE:STM32L151 STOP模式唤醒程序跑哪儿了
RE:STM32L151 STOP模式唤醒程序跑哪儿了
一句话,处理器是依靠中断才反应的,包括复位都是一种中断,看看中断设置正确不??