#define rt_hw_interrupt_enable rt_cpus_unlock #else rt_base_t rt_hw_interrupt_disable(void); void rt_hw_interrupt_enable(rt_base_t level); #endif /*RT_USING_SMP*/ /* src/cpu.c */ /** * This function will lock all cpus's scheduler and disable local irq. */ rt_base_t rt_c...
123 #ifdef RT_USING_SMP 124 rt_base_t rt_hw_local_irq_disable(); 125 void rt_hw_local_irq_enable(rt_base_t level); 126 127 #define rt_hw_interrupt_disable rt_cpus_lock 128 #define rt_hw_interrupt_enable rt_cpus_unlock 129 130 #else 131 rt_base_t rt_hw_interrupt_disable(void)...
开启RTC可以基于RTC开启后开启Alarm功能等 开发环境 stm32l476-st-nucleo开发板，基于STM32L476RG RT-...
(&_rt_critical_lock); } /* critical for local cpu */ current_thread->critical_lock_nest ++; /* lock scheduler for local cpu */ current_thread->scheduler_lock_nest ++; /* enable interrupt */ rt_hw_local_irq_enable(level); } void rt_exit_critical(void) { register rt_base_t ...
AARCH64: Fix kernel entry symbol; Fix trace information not visible issue under ulog environment; Use device tree to initialize CPU and memory; Improve IRQ disable/enable performance ARM: Add support for Cortex®-M85, Cortex®-R52 architectures; Fix abnormal SMP operation issue in Cortex®-...
;/* 使能中断 */rt_pin_irq_enable(KEY1_PIN,PIN_IRQ_ENABLE);while(1){rt_pin_write(LED1_PIN,PIN_LOW);//点亮LED1rt_thread_mdelay(1000);rt_pin_write(LED1_PIN,PIN_HIGH);//熄灭LED1rt_thread_mdelay(1000);}} 四、结束语 好了,关于外部中断的编程讲解就到这里,如果还有什么问题可以私信给...
p_tm = localtime(&time_stamp);if (p_tm->tm_year < 100){ return -RT_ERROR;} RTC_Time...
rt_pin_irq_enable(KEY1_PIN_NUM, PIN_IRQ_ENABLE); 手动使能pin中断,这个问题卡了我半天…在这里记录下来。 具体代码 同样采用顶半处理和底半处理的结构,通过信号量完成同步,代码比较简单,重要的是别忘了rt_pin_irq_enable。 //KEY0电机启动中断函数 ...
HAL_NVIC_DisableIRQ(RTC_Alarm_IRQn); } static int rt_rtc_alarm_init(void) { return RT_EOK; } static rt_err_t rtc_alarm_time_set(struct rtc_device_object* p_dev) { if (p_dev->wkalarm.enable) { salarmstructure.Alarm = RTC_ALARM_A; ...
(); NVIC_DisableIRQ(LPUART6_IRQn); NVIC_SystemReset(); } } else if (SLN_AUTH_OK == status) { configPRINTF(("Ensuring context...\r\n")); // DEBUG_LOG_DELAY_MS(1000); // Optional delay, enable for debugging to ensure log is printed before a crash // We will check to se...