LILYGO Disaster-Radio LoRa V2.1_1.6.1 ESP32 433/868/915Mhz WIFI Wireless Bluetooth Module 0.96 Inch OLED SD Development Board
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Disaster-Radio offers a groundbreaking off-grid, solar-powered, long-range mesh network based on open-source software and affordable hardware. The LoRa32 V2.1_1.6.1 module, featuring an ESP32 microcontroller, is designed to provide reliable communication in disaster scenarios, making it perfect for emergency responders and remote communities.
Key Specifications:
- Microcontroller Unit (MCU): ESP32
- USB Serial Chip: CH9102F
- Working Voltage: 1.8~3.7V
- Acceptable Current: 10~14mA
- Transmit Current:
- 120mA @ +20dBm
- 29mA @ +13dBm
- 90mA @ +17dBm
- Operating Frequency: 433/868/915MHz
- Transmit Power: +20dBm
- Receive Sensitivity:
- -139dBm @ LoRa & 62.5kHz & SF=12 & 146bps
- -136dBm @ LoRa & 125kHz & SF=12 & 293bps
- -118dBm @ LoRa & 125kHz & SF=6 & 9380bps
- -123dBm @ FSK & 5kHz & 1.2Kbps
- Frequency Error: ±15KHz
- FIFO Space: 64 bytes
- Data Rate:
- 1.2K~300Kbps @ FSK
- 0.018K~37.5Kbps @ LoRa
- Modulation Modes: FSK, GFSK, MSK, GMSK, LoRa™ , OOK
- Interface: SPI
- Sleep Current:
- 0.2µA @ SLEEP
- 1.5µA @ IDLE
- Operating Temperature: -40°C to +85°C
Notable Features:
- Digital RSSI Function: Monitor signal strength easily.
- Automatic Frequency Correction: Ensures stable communication.
- Automatic Gain Control: Optimizes performance under varying conditions.
- Fast Wake-Up and Frequency Hopping: Enhances responsiveness and reduces interference.
- Highly Configurable Data Packet Handler: Customizable for various applications.
- SMA Antenna: Improved signal transmission capability.
Enhancements in LoRa V2.1_1.6.1
Compared to the earlier LoRa V1.0, the V2.1_1.6.1 model includes the following upgrades:
- SMA Connector: For enhanced signal transmission.
- TP4054 Charging Circuit: More versatile power management.
- Revised Power Switch: Improved interaction for easier use.
Applications:
Disaster-Radio's versatile capabilities make it suitable for:
- Emergency Communication: Effective in disaster-stricken areas without traditional infrastructure.
- Remote Monitoring: Use in environmental monitoring and agriculture.
- Mesh Networking: Connecting multiple devices for extended coverage.
To explore the technologies driving our development and get involved, visit:
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