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47 lines
1.4 KiB
Plaintext
47 lines
1.4 KiB
Plaintext
---
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id: techo
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title: LILYGO® TTGO T-Echo devices
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sidebar_label: LILYGO® T-Echo
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sidebar_position: 2
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---
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The T-Echo is the latest device to be release by LILYGO® supporting a low power consumption microcontroller.
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### See [Getting Started](/docs/getting-started/flashing-firmware/flashing-nrf52)
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- firmware file: `firmware-t-echo-1.x.x.uf2`
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- [Purchase link](https://www.aliexpress.com/item/1005002842456390.html)
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- TTGO's [GitHub page](https://github.com/Xinyuan-LilyGO/LilyGO-T-Echo) for the T-Echo
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### Features
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- nRF52840 - Bluetooth BLE 5.0, NFC and very low power consumption
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- SX1262 - LoRa transceiver
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- 1.54" eInk display
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- L76K - GNSS receiver - Supporting GPS, BeiDou, GLONASS & QZSS
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- Reset, Program and capacitive touch buttons
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- U.FL antenna connector
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- Optional BME280 - Humidity and Pressure Sensor
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- Comes with a case and battery
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<img
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alt="LILYGO T-Echo"
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src="/img/hardware/t-echo.png"
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style={{ zoom: '15%' }}
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/>
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### T-Echo button functions
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- Capacitive top button
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- A short press refreshes the current screen
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- Button 1
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- A single press resets the device
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- A double press puts the device into bootloader mode ready to receive a new firmware
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- Button 2
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- A single press changes the page displayed on the device
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- A double press turns the screen backlight on/off
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- A long press turns the device off
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[<img alt="LILYGO T-Echo" src="/img/hardware/t-echo-lilygo.jpg" style={{zoom:'25%'}} />](/img/hardware/t-echo-lilygo.jpg)
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