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比如我想输出1000个脉冲 如何用PWM来控制呢?
你的pwm输出周期是多少?用一个定时器来计时就可以啊
一个脉冲周期大概20ms左右 定时器计时有例程么? 小白求教
430ware里有例程的,不过你的这个时间较长,估计需要用一个变量来辅助计时
MSP430Ware里有用timer生成PWM的,用两个channel,一个控制周期,一个控制占空比。如果要有限个,在中断里面做一个counter就好啦