22B-B5P0H204

22B-B5P0H204

22B-B5P0H204

高频信号输入时，中断进入很频繁，如果是 100 K 频率，你需要 5 us 进入一次（高低电平各一次，还是在占空比为 50 % 情况下，其它占空比条件更为苛刻），如果采用中断处理方式，你在中断中完成很多操作（清标志、计算、翻转极性等），同时你需要保证这两次中断不能被全局中断禁止，或者被高优先级中断打断，否则，你得到的可能就不是一次脉冲的高电平了，这样你的占空比、频率都将计算出错。

正因为有如上问题，而捕获 PWM 脉冲又是比较常见的功能，所以需要一个的捕获程序完成该工作。而鱼鹰今天介绍的实现原理我认为就是的。

22B-B5P0H204

Quantum Hot Standby  双机热备 

140CHS11000 Quantum

140CHS21000 Quantum

140CHS32000 Quantum

140CHS41010 Quantum

140CHS41020 Quantum

140SHS94500 Quantum

Quantum Power Supply  电源模板 

140CPS11100 Quantum

140CPS11100C Quantum

140CPS11420 Quantum

140CPS11420C Quantum

140CPS12420 Quantum

140CPS12420C Quantum

140CPS21100 Quantum

140CPS21100C Quantum

140CPS21400 Quantum

140CPS21400C Quantum

140CPS22400 Quantum

140CPS22400C Quantum

140CPS41400 Quantum

140CPS41400C Quantum

140CPS42400 Quantum

140CPS42400C Quantum

140CPS51100 Quantum

140CPS51100C Quantum

140CPS52400 Quantum

140CPS52400C Quantum

Quantum Digital Input Module 开关量输入模板 

140DAI34000 Quantum

6FC5298-5AD30-0FP0

6FC5298-5AD30-0GP0

6FC5298-5AD30-0HP0

6FC5298-5AD30-0JP0

6FC5298-5AD30-0KP0

6FC5298-5AD30-0NP0

6FC5298-5AD30-0QP0

6FC5298-5AD30-0SP0

6FC5298-5AD30-0TP0

6FC5298-5AD30-0WP0

6FC5298-5AD40-0AP0

6FC5298-5AD40-0BP0

6FC5298-5AD40-0CP0

6FC5298-5AD40-0DP0

6FC5298-5AD40-0EP0

6FC5298-5AD40-0JP0

6FC5298-5CA00-0AG2

6FC5298-5CA00-0BG2

6FC5298-5XX00-0AP0

6FC5298-5XX00-0BP0

6FC5298-6AA00-0AP0

6FC5298-6AA00-0BP0

6FC5298-6AA00-0CP0

6FC5298-6AA00-0DP0

6FC5298-6AA00-0EP0

6FC5298-6AA00-0NP0

6FC5298-6AA00-0PP0

6FC5298-6AA10-0AP0

6FC5298-6AA10-0BP0

6FC5298-6AA10-0CP0

6FC5298-6AA10-0DP0

6FC5298-6AA10-0EP0

6FC5298-6AA10-0FP0

6FC5298-6AA10-0GP0

6FC5298-6AA10-0HP0

6FC5298-6AA10-0JP0

6FC5298-6AA10-0KP0

6FC5298-6AA10-0NP0

6FC5298-6AA10-0QP0

6FC5298-6AA10-0RP0

6FC5298-6AA10-0SP0

6FC5298-6AA10-0TP0

6FC5298-6AA10-0WP0

6FC5298-6AA10-2RP0

6FC5298-6AA10-3RP0

6FC5298-6AA20-0AP3

6FC5298-6AA20-0BP3

6FC5298-6AA20-0CP3

6FC5298-6AA20-0DP3

6FC5298-6AA20-0EP3

6FC5298-6AA20-0FP0

6FC5298-6AA20-0NP0

6FC5298-6AA20-0PP3

6FC5298-6AA70-0AP2

6FC5298-6AA70-0BP2

6FC5298-6AA70-0CP2

6FC5298-6AA70-0DP2

6FC5298-6AA70-0EP2

6FC5298-6AA70-0FP2

6FC5298-6AB00-0AP2

6FC5298-6AB00-0BP2

6FC5298-6AB00-0CP2

6FC5298-6AB00-0DP2

6FC5298-6AB00-0EP2

6FC5298-6AB00-0FP0

6FC5298-6AB00-0HP0

6FC5298-6AB00-0KP2

6FC5298-6AB00-0PP1

6FC5298-6AB10-0AP2

6FC5298-6AB10-0BP2

6FC5298-6AB10-0CP2

6FC5298-6AB10-0DP2