WebJun 6, 2024 · 循环中断事件OB块(Cyclic interrupt):常常用于需要定时执行的任务,比如我们需要1秒钟采样50个模拟值,我们可以把循环时间设置为20毫秒。可能会有人问,为什么不采用普通定时器每隔20毫秒采样一次呢?因为普通定时器会受到CPU扫描周期的影响。 WebThe hardware interrupts have a higher priority and interrupt the cyclic program of the CPU. You can achieve very short response time in the CPU with hardware interrupts by …
Cyclic Interrypt SET_INT - 246091 - Industry Support Siemens
WebEssentially, a programmed interrupt occurs, the OB responsible for the interrupt has its priority checked against whatever code is being processed, and the code with the more … WebPage 26 Cyclic program execution 3.2 Cycle time Causes of different cycle times The figure below shows the different cycle times T and T using an example. cyc1 cyc2 Because the cyclic program is interrupted by a cyclic interrupt OB in this example (for example: OB 30), the cycle time T is greater than T . sunova koers
单片机中断中 void time0() interrupt 1 using 1中的interrupt 1 和 …
Web刘看山 知乎指南 知乎协议 知乎隐私保护指引 应用 工作 申请开通知乎机构号 侵权举报 网上有害信息举报专区 京 icp 证 110745 号 京 icp 备 13052560 号 - 1 京公网安备 … WebJan 4, 2024 · Kal.A. Hello everyone, I'm trying the SET_INT to set up cyclic interrupt period at runtime; I tried it in OB1 and in OB40 connected to input edge trigger and so far getting the same result. The first firing of OB30 is sort of random, it is always less than the set time of 5000000us (5 seconds) and usually somewhere between 2-3 seconds. WebMar 27, 2024 · If you interrupt someone who is speaking, you say or do something that causes them to stop. interruption ( ɪ ntər ʌ pʃ ə n ) Word forms: plural interruptions … sunova nz