The T-Echo Meshtastic is a version with Meshtastic firmware which is built-in NRF52840 supports Bluetooth 5 / Threads / Zigbee multi-protocol Soc. the LORA function includes the SX1262 module, which is using Semtech SX1262 LORA RF transceiver chip design, working in the 868/915MHz ISM frequency band, integrated high stability TCXO 32MHz crystal oscillator, half-duplex transceiver module, power up to +22dBm, receiving sensitivity -139dBm. Automatic transceiver Switching, internal transmission and reception channel isolation, advanced LORA spread spectrum communication technology, strong anti-interference and privacy, can realize long-distance wireless data transmission and reception.
Multi-satellite positioning system L76K is a support multi-satellite system (GPS, Bei Dou, GLONASS, QZSS), multi-system joint positioning and single system independent positioning, support AGNSS function, built-in low noise amplifier and surface filter, can provide users GNSS module with fast, accurate and high-performance positioning experience.
The T-Echo Meshtastic has an ABS material enclosure. there are four colors of white, black, gray and brown.
Specification:
MCU: NRF52840
Flash:2MB
RAM:256kB
Interface: UART, SPI, TWI, PDW,12S, QSP1
Wireless connectivity: Bluetooth 5, Thread, Bluetooth Mesh, ANT,802.15.4, Zigbee
LoRa
Sx1262 include 433MHz,868MHz,915MHz three ISM free band.
LCD
1.54-inch SPI E-Paper Display: Grey level: 2 Resolution: 200x200 Full refresh time:2s
GNSS Module
L76K Multi-System Positioning GNSS Module
Support: GPS,GLONASS,BeiDou, QZSS
Support Function: LNA, SAW Filter, AGNSS,1PPS Improved Receiving and anti-interference attributes
Battery
850mAh
Shipping List:
1 X T-ECHO Meshtastic Motherboard
1 X GPS Antenna
1 X LORA 915/868/433MHz Antenna
1 X NFC Antenna
1 X Touch Cable
1 X Jst 2pin1.25mm Battery Cable
1 X TYPE-C USB cable
1 X 850mA Capacity Battery
1 X 3D Printed Enclosure
Useful Link:
Basic Example:
https://github.com/Xinyuan-LilyGO/LilyGO-T-Echo
Meshtastic:
https://github.com/meshtastic/Meshtastic-device/releases
T-Echo SoftRF:
https://www.aliexpress.com/item/1005002842456390.html
Meshtastic Supported Hardware T-Echo devices
LILYGO® TTGO T-Echo devices | Meshtastic
