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26 lines
980 B
Plaintext
26 lines
980 B
Plaintext
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---
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id: buttons
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title: Buttons
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sidebar_label: Buttons
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sidebar_position: 3
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---
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## Functionality
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- **Reset Button**
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- _**Single press**_ resets the device.
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- _**Double press**_ sets the Device in bootloader mode and mounts a drive to your computer (nRF52 devices only)
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- **Program button**
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- _**Single press**_ changes the page of information displayed on the screen.
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- _**Double press**_ sets the Bluetooth pairing code to `123456`.
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- _**Long press**_ adjusts the contrast of the screen.
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- _**Long press during reboot**_ turns on the software WiFi access point.
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## GPIO IO12 - TTGO Lora V2.1-1.6
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Shorting IO12 to ground will progress the screen pages, wake up the device, etc. A simple push switch can be added for this purpose.
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[<img src="/img/hardware/lora32-v2-1.6-button.jpg" style={{zoom:'30%'}} />](/img/hardware/lora32-v2-1.6-button.jpg)
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[<img src="/img/hardware/lora32-v2-1.6-button-example.jpg" style={{zoom:'30%'}} />](/img/hardware/lora32-v2-1.6-button.jpg)
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