AYWHP T114 V2
AYWHP T114 V2 LoRaWAN Meshtastic Board with Screen GNSS User Manual
Model: T114 V2 + Screen GNSS
1. Introduction
This manual provides detailed instructions for the AYWHP T114 V2 LoRaWAN Meshtastic Board with Screen GNSS. It covers the hardware components, setup procedures, operational guidelines, maintenance tips, and troubleshooting steps to ensure optimal performance and longevity of your device.
The AYWHP T114 V2 is a versatile development board featuring a Nordic nRF52480 microcontroller and an SX1262 LoRaWAN chip, designed for long-range communication and low-power applications. It is compatible with Meshtastic and Arduino platforms, offering extensive expandability with various interfaces including USB 2.0, LiPo battery, solar panel, and GNSS module connectors.
2. Product Overview
The AYWHP T114 V2 LoRaWAN Meshtastic Board is engineered for robust performance in various applications. Key features include:
- High Compatibility: Supports Meshtastic and Arduino for flexible project development.
- LoRaWAN Communication: Utilizes the SX1262 chip for efficient, long-range wireless communication.
- Power Efficiency: Designed for low power consumption, with deep sleep current as low as 11uA, suitable for battery and solar-powered projects.
- Multiple Interfaces: Equipped with USB 2.0, LiPo battery, solar panel, and GNSS module connectors for broad expandability.
- Integrated Display: Features a 1.14-inch high-resolution TFT-LCD display (135x240 pixels, 262K colors) for clear visual feedback.
2.1. Components Included
The standard package for the T114 V2 + Screen GNSS variant includes:
- 1 x Mesh Node T114 v2 for Meshtastic
- 1 x LoRa Antenna
- 2 x SH1.25×2 Battery Connector
- 2 x 2.54 *13 Header Pin
- 1 x Screen GNSS Module
Image: AYWHP T114 V2 LoRaWAN Meshtastic Board and its included accessories. This image shows the main board, LoRa antenna, battery connectors, header pins, and the Screen GNSS module.
3. Hardware Components and Pinout
Understanding the layout and pinout of the T114 V2 board is crucial for proper setup and development.
Image: Detailed view of the AYWHP T114 V2 board highlighting key components such as the MCU+LoRa Chip, USB Type-C port, TFT-LCD, Button USER, Button RST, LoRa ANT Connector, Bluetooth ANT, Frequency Band Identification, 2*1.25 LiPo Connector, 2*1.25 Solar Panel Connector, 8*1.25 GNSS Connector, and Board Version Identification.
Image: Pinout diagram for the AYWHP T114 V2 board, illustrating the functions of each pin on headers P1, P2, and P3, including Power, GND, GPIO, ADC/DAC, Serial SPI I2C, and TFT-LCD connections.
3.1. Interface Details
Image: Close-up views of the TFT-LCD, USB 2.0 interface, Battery/Solar panel interface, and GNSS interface on the AYWHP T114 V2 board, highlighting their features and connectivity.
- TFT-LCD: High resolution, high image quality, fast response, wide viewing angle.
- USB 2.0 Interface: High compatibility and transmission speed for data and power.
- Battery/Solar Panel Interface (8x1.25mm): Good versatility, stable connection for power input.
- GNSS Interface: Simple plug and play, easy to connect and disconnect for GPS modules.
4. Setup Instructions
Follow these steps to set up your AYWHP T114 V2 LoRaWAN Meshtastic Board.
4.1. Connecting the GNSS Module
- Locate the 8*1.25mm connector (GNSS) on the main board.
- Align the connector of the GNSS module with the corresponding port on the T114 V2 board.
- Gently push the connector until it is securely seated. Ensure the connection is firm to prevent signal loss.
Image: Illustration showing the connection process of the GNSS module to the AYWHP T114 V2 board via its 8*1.25mm connector.
4.2. Powering the Board
The T114 V2 board can be powered via USB-C, LiPo battery, or a solar panel.
- USB-C: Connect a standard USB-C cable to the board's USB Type-C port and to a power source (e.g., computer, USB wall adapter).
- LiPo Battery: Connect a compatible LiPo battery to the 2*1.25 LiPo Connector. Observe polarity.
- Solar Panel: Connect a suitable solar panel to the 2*1.25 Solar Panel Connector.
Caution: Ensure correct voltage and polarity when connecting external power sources to avoid damage to the board.
4.3. Antenna Connection
Connect the provided LoRa antenna to the LoRa ANT Connector (IPEX1.0) on the board. A properly connected antenna is essential for LoRa communication.
5. Operating Instructions
Once the board is powered and components are connected, you can begin operating your T114 V2.
5.1. Software Setup (Meshtastic/Arduino)
The AYWHP T114 V2 is compatible with Meshtastic firmware and Arduino IDE for custom programming.
- Meshtastic: For Meshtastic functionality, refer to the official Meshtastic documentation for firmware flashing and configuration instructions.
- Arduino: For Arduino development, install the necessary board support packages and libraries in the Arduino IDE. Consult Arduino's official guides for programming the Nordic nRF52480.
5.2. Power Consumption Monitoring
The board is designed for power efficiency. You can monitor its power usage, especially in deep sleep mode.
Image: A graph illustrating the power consumption profile of the AYWHP T114 V2 board under various operating conditions, including LoRa TX, GPS ON, TFT ON, and Deep Sleep modes. This demonstrates the board's low power efficiency.
The image above shows typical power consumption values. Deep sleep current can be as low as 11uA, making it suitable for long-term battery-powered deployments.
6. Applications
The AYWHP T114 V2 LoRaWAN Meshtastic Board is suitable for a wide range of applications due to its versatility and communication capabilities.
Image: Examples of applications for the Mesh Node T114 V2, including Intelligent Furniture, Intelligent Transport, Wilderness Adventure Rescue, and DIY Creation, showcasing its adaptability across various fields.
- Intelligent Furniture: Integration into smart home devices for connectivity and control.
- Intelligent Transport: Use in vehicle tracking, fleet management, or smart city infrastructure.
- Wilderness Adventure Rescue: Off-grid communication and tracking for outdoor activities and emergency situations.
- DIY Creation: A robust platform for hobbyists and developers to build custom IoT projects.
7. Maintenance
Proper maintenance ensures the longevity and reliable operation of your T114 V2 board.
- Keep Clean: Regularly clean the board with a soft, dry brush or compressed air to remove dust and debris. Avoid using liquids.
- Storage: Store the board in a dry, anti-static environment when not in use.
- Firmware Updates: Periodically check for and apply firmware updates from Meshtastic or other relevant sources to ensure optimal performance and security.
- Battery Care: If using a LiPo battery, follow standard LiPo battery safety guidelines for charging and storage. Do not overcharge or deeply discharge.
8. Troubleshooting
This section addresses common issues you might encounter with your T114 V2 board.
| Problem | Possible Cause | Solution |
|---|---|---|
| Board does not power on. | Incorrect power connection, faulty USB cable, discharged battery. | Check USB-C cable and power source. Ensure battery is charged and correctly connected. |
| No LoRa communication. | Antenna not connected, incorrect frequency settings, firmware issue. | Ensure LoRa antenna is securely attached. Verify frequency band settings in firmware. Re-flash firmware if necessary. |
| GNSS module not acquiring signal. | GNSS module not connected properly, obstructed view of sky, firmware configuration. | Check GNSS module connection. Move to an open area with clear sky view. Verify GNSS settings in firmware. |
| TFT-LCD display is blank or flickering. | Loose display connection, software issue, power supply instability. | Ensure display ribbon cable is securely connected. Check firmware for display initialization errors. Verify stable power supply. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | AYWHP |
| Model Name | Mesh Node T114 V2 |
| Microcontroller | Nordic nRF52480 |
| LoRa Chip | SX1262 |
| Frequency Band | 902-928MHz (for this variant) |
| Display | 1.14-inch TFT-LCD, 135(H)RGBx240(V) resolution, 262K colors |
| Connectivity | USB, Bluetooth, LoRa, GPS, Battery, SPI, TWI, UART, PWM, QPSI, I2S, PDM, QDEC |
| Memory Storage Capacity | 1024 KB |
| Deep Sleep Current | As low as 11uA |
| Compatible Devices | Computers (PCs, laptops), smartphones, microcontrollers (Arduino), GPS modules |
| Operating System | Linux (referring to compatibility for development) |
| Total USB Ports | 1 (USB Type-C) |
9.1. Dimensions
Image: Technical drawing showing the physical dimensions of the AYWHP T114 V2 LoRaWAN Meshtastic Board, including length, width, and height measurements in millimeters.
10. Warranty and Support
The product is covered by a standard return policy. For specific warranty details, please refer to the retailer's terms of sale at the time of purchase. For technical support, please contact the manufacturer AYWHP through their official channels or the retailer where the product was purchased.
Online resources and community forums for Meshtastic and Arduino can also provide valuable support and project ideas:
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