Through independent button control buzzer to suspend play a tune on the next song buzzer playing music


I'm very sorry just registered without too much score

CodePudding user response:

1, can according to your use of 51 single-chip computer surfing the Internet to find related demo, as long as the chip is not too upset, data should be a lot of
2, the key is mainly on the configuration of input pull interrupts,
3, buzzer should use is passive, PWM debugging

CodePudding user response:

reference 1st floor weixin_38219684 response:

1, can be based on 51 single chip you use on the Internet to find related demo, as long as the chip is not too upset, data should be a lot of
2, the key is mainly on the configuration of input pull interrupts,
3, buzzer should use is passive, PWM debugging

I need c program