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Heltec T114 V2 Mesh Node: nRF52840 LoRaWAN Devboard
Heltec T114 V2 Mesh Node: nRF52840 LoRaWAN Devboard
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HELTEC T114 V2 MESH NODE: NRF52840 LORAWAN DEVBROAD
The Heltec T114 V2 is a highly integrated, low-power development board engineered for modern IoT and tracking applications. Built around the powerful Nordic nRF52840 MCU and the high-performance SX1262 LoRa chip, this device is ready out-of-the-box for Meshtastic and advanced LoRaWAN development.
Key Features for Developers and Trackers
- Dual Wireless IoT Power: Seamlessly supports Meshtastic mesh networking and standard LoRaWAN protocols on 868MHz/915MHz frequencies.
- Nordic nRF52840 Core: Features Bluetooth LE (Bluetooth 5) and Bluetooth mesh capabilities with 1M ROM and 256KB SRAM for complex application development.
- Onboard TFT Display: Includes a vivid 1.14 inch TFT-LCD display for real-time status, data monitoring, and user interaction.
- Superior Power Management: Low power design with 11 uA deep sleep consumption, supporting 3.7V Li-Ion battery (800mAh Nominal Capacity) and a dedicated solar panel connector.
- Maximum Extensibility: Provides Type-C USB, multiple 1.25 LiPo connectors, a GPS module connector, and compatibility with the Arduino development environment.
Core Specifications Summary
Brand: Heltec Automation | Model: T114 V2 Mesh Node
MCU: nRF52840 | LoRa Chip: SX1262
Frequency Options: 868MHz, 915MHz
Max. Sensitivity: -135dBm@SF12 BW=125KHz
Dimensions: 50.80 x 22.86mm
Battery Type: Li-Ion PL802540 (800mAh at 3.7V) with overcharge/short-circuit protection.
⚙️ Click for Full Hardware Resource & Power Interface Details
This Mesh Node T114 is designed to achieve comprehensive system architecture, integrating with the Heltec app and cloud platform for efficient device management and data storage. The extensive hardware resources include 4 x SPI, 2 x TWI, 2 x UART, 4 x PWM, QPSI, I2S, PDM, QDEC, and more. The robust interface setup includes Type-C USB, LoRa ANT (IPEX1.0), and a 2 x 13 x 2.54 Header Pin layout. With operating temperatures from -20°C to 70°C, this board is built for reliability in various IoT application areas like Smart Home Appliances and Consumer Electronics.
Keywords: Meshtastic Tracker, Heltec T114 V2, nRF52840, SX1262 LoRa, LoRaWAN Devboard, Bluetooth 5 Mesh, GPS Tracker, IoT Dev Board, Arduino Compatible, Low Power Tracker, 868MHz, 915MHz, 800mAh Battery.
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