LILYGO® TTGO T-Echo devices
The T-Echo devices by LILYGO® pair a low-power nRF52840nRF52840A Nordic microcontroller from the nRF52 family, used in devices such as the RAK WisBlock core modules. Provides Bluetooth LE 5.0 and very low power consumption. micro-controller with an e-ink display and a GNSSGNSS (Global Navigation Satellite System). A multi-constellation satellite positioning receiver. Hardware listing GNSS support typically receives GPS, BeiDou, GLONASS and QZSS. receiver, in a pocket-sized case with a battery.
Further information on the LILYGO® T-Echo devices can be found on LILYGO®'s GitHub page.
- T-Echo
- T-Echo Plus
T-Echo
The T-Echo by LILYGO® supports a low power consumption micro-controller and an e-ink display.
Specifications
- MCU
- nRF52840 (Bluetooth BLE 5.0 & NFC)
- LoRa Transceiver
- Semtech SX1262
- Frequency options
- 433 MHz
- 868 MHz
- 915 MHz
- Navigation Module
- L76K GNSS receiver (Supports GPS, BeiDou, GLONASS & QZSS)
- Connectors
- U.FL antenna connector
Features
- Reset, Program and capacitive touch buttons
- 1.54" eInk display
- Optional BME280 - Humidity and Pressure Sensor
- Comes with a case and battery
Resources
- Firmware file:
firmware-t-echo-X.X.X.xxxxxxx.uf2 - Purchase Links:
- US
- International
T-Echo Plus
The T-Echo Plus keeps the T-Echo's nRF52840 and 1.54" e-ink display, and adds a 2400 mAh battery, a haptic vibration motor, a buzzer, and a 1/4-inch mount thread. It sells alongside the T-Echo rather than replacing it.
Specifications
- MCU
- nRF52840 (Bluetooth BLE 5.0 & NFC)
- LoRa Transceiver
- Semtech SX1262
- Frequency options
- 433 MHz
- 868 MHz
- 915 MHz
- 920 MHz
- Navigation Module
- L76K GNSS receiver (Supports GPS, BeiDou, GLONASS & QZSS)
- Display
- 1.54" SPI e-ink, 200 x 200
- Battery Capacity
- 2400 mAh
- Motion Sensor
- BHI260AP IMU
- Connectors
- U.FL antenna connector
Features
- Two buttons plus a capacitive touch button.
- Haptic vibration motor and buzzer.
- 1/4-inch mount thread for a tripod or clamp.
- Optional BME280 temperature and pressure sensor.
- Supports InkHUD.
Resources
- Firmware file:
firmware-t-echo-plus-X.X.X.xxxxxxx.uf2 - Purchase Links:
- International