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I want to use a 3.3V buzzer on a GPIO of a Sonoff. Is it easier to use an active buzzer (and configure it e.g. as an extra relay) or an passive buzzer and configure the GPIO as PWM? Why I can't config…
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Hey there,
is there any example for piezo-buzzers?
i have both - active and passive, tried with machine.DAC and machine.PWM but there's no sound on the buzzers.
would be great if i get some hel…
crxcv updated
6 years ago
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i changed the value of beeper_frequency thinking it could be used to power a passive buzzer.
but after saving this it got stuck on rebooting and the activity light got turned off completely.
i tried…
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That sort of buzzer would need to be energised by a square wave around 2kHz - follow the link you've given for SparkFun to confirm.
You can either use a low current buzzer - I'll have a look for one.…
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I've done project structure rebuild including new HAL peripherial configuration.
@mihero once you confirm it works for You i will merge it to master branch
https://github.com/piodabro/rx5808-pro-…
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Please implement PWM to support fading effects or passive buzzers for example.
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Ola a todos, gerei o firmware para o Roteador Wireless Dual Band AC1200
Archer C50 seguindo o processo do https://github.com/simetnicbr/simetbox-openwrt-feed/blob/master/README.md.
Depois de instal…
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hello everyone. i can't make the tone() function work on my esp-201.
i tried a few different gpios (2,4,5..), but to no avail.
not sure if this is not working because interupts used for tone() are use…
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Is there a way to produce sound via a passive buzzer or speaker wired to a pin? Could I simply use plain ol PCM and some Node module to do this, then output directly to a pin?
8-bit audio quality i…
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```
Collected errors:
* satisfy_dependencies_for: Cannot satisfy the following dependencies for luci-app-shadowsocksR:
* kmod-ipv6 *
* opkg_install_cmd: Cannot install package luci-app-shadow…