LILYGO L76K Version

LILYGO T-BeamSUPREME Meshtastic ESP32-S3 LoRa L76K GPS WiFi Bluetooth Module Instruction Manual

Model: L76K Version

Product Overview

The LILYGO T-BeamSUPREME is a versatile development board designed for Meshtastic applications, integrating an ESP32-S3 microcontroller with LoRa, GPS, WiFi, and Bluetooth capabilities. It comes pre-flashed with Meshtastic firmware for immediate use.

LILYGO T-BeamSUPREME MCU, Wireless, Display, and LoRa Module Details

Detailed diagram illustrating the MCU, wireless connectivity, display specifications, and LoRa SX1262 module features of the LILYGO T-BeamSUPREME.

Components Included

The LILYGO T-BeamSUPREME package includes the essential components to get started with your development board.

LILYGO T-BeamSUPREME kit contents

Image showing the LILYGO T-BeamSUPREME development board, antenna, and various small accessories included in the kit.

Setup

Follow these steps for initial setup of your LILYGO T-BeamSUPREME development board.

  1. Connect Antenna: Securely attach the provided antenna to the SMA connector on the board. Ensure it is finger-tight to prevent signal loss.
  2. Insert Battery: If using battery power, insert a compatible 18650 battery into the battery holder on the underside of the board, observing correct polarity (+/-).
  3. Initial Power/Connection: Connect the board to your computer using a USB-C cable. This will power the device and allow for firmware flashing or configuration.
  4. Firmware Installation (Meshtastic): The device comes pre-flashed with Meshtastic firmware. For updates or custom firmware, refer to the official Meshtastic documentation or LILYGO's GitHub repository.
  5. GPS Module: The L76K GPS module is integrated. Ensure clear line of sight to the sky for optimal GPS signal acquisition.
Close-up of antenna connection on LILYGO T-BeamSUPREME

A close-up view of the LILYGO T-BeamSUPREME board, highlighting the antenna connection point. Ensure the antenna is securely fastened.

LILYGO T-BeamSUPREME board with battery holder

The LILYGO T-BeamSUPREME development board shown with its integrated 18650 battery holder and attached antenna.

Official LILYGO video demonstrating the process of installing Meshtastic firmware onto a LILYGO T-Echo device. The steps are generally applicable to other LILYGO T-Beam devices.

Official LILYGO video explaining how the T-Beam device connects to the Helium platform, detailing the necessary configuration steps.

Operating Instructions

The LILYGO T-BeamSUPREME, with Meshtastic firmware, enables off-grid communication and data transmission. Here are general operating guidelines:

  1. Power On: Once the battery is inserted or USB power is connected, the device should power on automatically. The OLED display will show Meshtastic status.
  2. Meshtastic App Connection: Use the Meshtastic mobile application (available for Android and iOS) to connect to your T-BeamSUPREME via Bluetooth. This allows you to send/receive messages and configure device settings.
  3. Sending Messages: Through the Meshtastic app, you can compose and send text messages to other Meshtastic nodes within range. The messages will route through the mesh network.
  4. GPS Tracking: The integrated L76K GPS module provides location data. This data can be transmitted over the Meshtastic network for tracking purposes.
  5. Monitoring: The OLED display provides real-time information such as signal strength, battery level, and received messages.

Official Meshology video demonstrating an ESP32 LoRa V3 N32 device used in a DIY door monitoring project. This illustrates a practical application of the development board's capabilities.

Official LILYGO video showcasing the TTGO LoRa32 V2.1_1.6 Version 915Mhz ESP32 LoRa Module in operation, demonstrating its functionality and display.

Technical Specifications

MCUESP32-S3FN8 Dual-core LX7 microprocessor
Wireless TypeBluetooth, Wi-Fi (2.4 GHz)
LoRa ModuleSX1262 (915Mhz)
GPS ModuleL76K
Display1.3-inch SH1106 OLED (128x64 resolution)
RAMLPDDR3
Memory Storage Capacity8 MB
Item Weight3.84 ounces
Package Dimensions7.4 x 4.17 x 2.56 inches
LILYGO T-BeamSUPREME Pinout Diagram and Component Overview

Detailed diagram showing the pinout, main components, and various interfaces of the LILYGO T-BeamSUPREME development board.

LILYGO T-BEAM-S3Core Pinmap

Comprehensive pinmap for the LILYGO T-BEAM-S3Core, detailing connections for ESP32-S3, LoRa, GPS, PMU, and antenna ports.

L76K vs Ublox MAX-M10S-00B GNSS Comparison

Comparison table highlighting the properties, positioning support, GNSS parallelism, update rate, and oscillator differences between L76K and Ublox MAX-M10S-00B GNSS modules.

Troubleshooting

If you encounter issues with your LILYGO T-BeamSUPREME, consider the following common troubleshooting steps:

Warranty and Support

For warranty information, technical support, or further inquiries regarding your LILYGO T-BeamSUPREME, please refer to the following resources:

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