//清空相应位的中断未决寄存器 i = rINTPND; //空操作相当于NOP } __inline void ClearSubPending(int bit) //通过置1的方式来清空子中断源未决寄存器 { register i; rSUBSRCPND = bit; //清空相应位的子中断源未决寄存器 i = rINTPND; //空操作相当于NOP } //Wait until r
sched.add_job(job_function, 'cron', month='6-8,11-12', day='3rd fri', hour='0-3') # Runs from Monday to Friday at 5:30 (am) until 2014-05-30 00:00:00 sched.add_job(job_function, 'cron', day_of_week='mon-fri', hour=5, minute=30, end_date='2014-05-30') sched.s...
In Fast PWM mode the counter is incremented until the counter value matches either one of the fixed values 0x00FF, 0x01FF, or 0x03FF (WGM[3:0] = 0x5, 0x6, or 0x7), the value in ICRn (WGM[3:0]=0xE), or the value in OCRnA (WGM[3:0]=0xF). The counter is then cle...
Functional EMS (electro magnetic susceptibility) Based on a simple running application on the product (toggling 2 LEDs through I/O ports), the product is stressed by two electro magnetic events until a failure occurs (indicated by the LEDs). ● ESD: Electro-Static Discharge (positive and ...
Said circuit remains onen until the balls comnlete their passage through the chute, dron into the cun at th" other end of the device, and thus weight the latter cupsufficiently to close the circuit again. The time between the inversion of the device and the sounding of the bell is the...
0x00 摘要 Celery是一个简单、灵活且可靠的,处理大量消息的分布式系统,专注于实时处理的异步任务队列,同时也支持任务调度。 之前我们用了十几篇文章,介绍了 Kombu 和 Celery 的基础功能。从本文开始,我们介绍 Celery 的一些辅助功能(比如负载均衡,容错等等)。其实从某种意义上来说,这些辅助功能更加重要。
只能设定间隔,不能指定具体的时间,比如每天早上 8:00 sleep 是一个阻塞函数,也就是说 sleep 这一段时间,程序什么也不能操作。 使用Timeloop库运行定时任务 Timeloop[2]是一个库,可用于运行多周期任务。这是一个简单的库,它使用 decorator 模式在线程中运行标记函数。
print('Job5:每隔5秒到10秒执行一次,每次执行3秒') print('Job5-startTime:%s' % (datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S'))) time.sleep(3) print('Job5-endTime:%s' % (datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S'))) ...
Note #2: If you're willing to tolerate less brightness (let's say 1mA per segment) then you can increase the value of the current limiting resistor in the segment until 1mA is achieved. Len"Engineering is an Art. The Art of Compromise." Like 2,932 1 2 Timo...
requests data from a data source over the ARU but the data source does not have any data yet, it has to wait untilthe data source provides new data. This concept is used in the example system to enable TIM channel 0 to provide a reference for the MCS channel (step 3 from figure ...