Update external-notification.mdx

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Thomas Göttgens 2022-10-22 12:50:49 +02:00 committed by GitHub
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@ -31,6 +31,10 @@ Specifies whether the external circuit is triggered when the device's GPIO is lo
Specifies the GPIO that your external circuit is attached to on the device. Specifies the GPIO that your external circuit is attached to on the device.
:::info
on ESP32 based boards, GPIOs 34 to 39 are GPIs input only pins. These pins dont have internal pull-up or pull-down resistors. They cant be used as outputs, so you can NOT use these pins as outputs.
:::
### How long monitored GPIO is triggered ### How long monitored GPIO is triggered
Specifies how long in milliseconds you would like your external circuit to be triggered. Specifies how long in milliseconds you would like your external circuit to be triggered.