meshcore

Posted on by Jean-Luc Aufranc (CNXSoft) - 11 Comments on $200 SpecFive Spectre Pro Android 12 smartphone integrates LoRa Mesh connectivity

$200 SpecFive Spectre Pro Android 12 smartphone integrates LoRa Mesh connectivity

Spec5 Spectre Pro LoRa Mesh Android 12 smartphone

LoRa Mesh solutions like Meshtastic or MeshCore enable off-grid messaging, GPS coordinates, and in some cases, audio communication for emergencies, working or hiking in remote areas, or simply to be able to communicate outside of cellular networks. However, adoption is limited, as users need to buy a terminal that costs about the same as an entry-level smartphone, or they may not see any use for it, except for emergencies. Integrating LoRa Mesh into Android smartphones can lower the cost of the feature, since the battery, enclosure, etc… are already there, and you just need to add a LoRa module and an antenna. That’s what SpecFive has done with the SpecFive Spectre Pro 4G LTE smartphone with a LoRa module. The rugged phone runs Android 12 and ships with Meshtastic, Mesh Tic Tac Toe, CheckTastic, and Mesh Chess. Spec5 Spectre Pro specifications: SoC – Unnamed quad-core processor System Memory – 4GB […]

Posted on by Debashis Das - 2 Comments on FoBE IDEA Mesh Tracker C1 – An nRF52840-based LoRa GPS tracker with sensors, OLED, knob, and more

FoBE IDEA Mesh Tracker C1 – An nRF52840-based LoRa GPS tracker with sensors, OLED, knob, and more

FoBE IDEA Mesh Tracker C1

Designed by FoBE Studio in China, the FoBE IDEA Mesh Tracker C1 is a LoRa-powered off-grid communication device designed for outdoor GPS tracking, sensor data exchange, and mesh networking in remote environments.  Built around the Nordic nRF52840 MCU, it integrates LoRa, GPS, BLE, and motion sensors, making it suitable for location tracking, environmental monitoring, and off-grid communication projects. The device integrates a GPS module, LoRa transceiver, 0.96-inch OLED display, buzzer, a 3-axis accelerometer, and a 3-axis gyroscope. Other ports include a USB-C port, reserved SWDIO/SWCLK headers, an 8-pin GPIO expansion header, and dual IPEX connectors for LoRa and GPS antennas. There is also a rotary encoder and two user buttons, and two indicator LEDs for controls and status feedback. Power input is provided via a 2-pin MX1.25 battery interface for portable, battery-powered outdoor IoT applications. FoBE IDEA Mesh Tracker C1 specifications: SoC – Nordic Semiconductor nRF52840 CPU – 32-bit Arm Cortex-M4F […]

Posted on by Debashis Das - 3 Comments on LILYGO T-LoRa Pager is an ESP32-S3 handheld with support for text messaging, AI motion detection, and NFC

LILYGO T-LoRa Pager is an ESP32-S3 handheld with support for text messaging, AI motion detection, and NFC

LILYGO T Lora Pager (LoRa + ESP32 S3 Handheld AIOT Programmable Development Device)

LILYGO T-LoRa Pager is an ESP32-S3-based IoT handheld device that comes in an old pager form factor but relies on LoRa for text messaging, GNSS for positioning, NFC for contactless communication, and features AI-assisted motion detection with a BHI260AP IMU sensor. The device also includes a 2.33-inch IPS display (480×222), a QWERTY keyboard, a rotary encoder, an audio codec, a microSD slot, a battery management system, and a wireless charging pad. These features make this device suitable for portable, remote sensing, asset tracking, field communication, and edge AI projects, where GNSS, LoRa, and/or NFC functionalities are required. LILYGO’s T-LoRa Pager specifications: Wireless SoC – Espressif Systems ESP32-S3 CPU – Dual-core 32-bit LX7 processor running at 240 MHz Memory – 512 KB SRAM, 8 MB PSRAM. Storage – 16 MB Flash Wireless – WiFi 4 and Bluetooth 5.x Storage – microSD card slot for external storage Display – 2.33-inch IPS display (ST7796), […]

Posted on by Jean-Luc Aufranc (CNXSoft) - 17 Comments on MeshCore is a lightweight alternative to Meshtastic LoRa-based off-grid messaging

MeshCore is a lightweight alternative to Meshtastic LoRa-based off-grid messaging

MeshCore LoRa off-grid messaging

While Meshtastic is by far the most popular off-grid messaging solution relying on LoRa radios, MeshCore offers an alternative as a lightweight C++ library and firmware designed for multi-hop packet routing and made for developers who want to create resilient, decentralized communication networks that work without the internet. The project’s GitHub repository provides some high-level differences compared to the Meshtastic and Reticulum projects: MeshCore provides the ability to create wireless mesh networks, similar to Meshtastic and Reticulum but with a focus on lightweight multi-hop packet routing for embedded projects. Unlike Meshtastic, which is tailored for casual LoRa communication, or Reticulum, which offers advanced networking, MeshCore balances simplicity with scalability, making it ideal for custom embedded solutions., where devices (nodes) can communicate over long distances by relaying messages through intermediate nodes. This is especially useful in off-grid, emergency, or tactical situations where traditional communication infrastructure is unavailable. MeshCore key features: Multi-hop […]

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