FireBeetle SX127x LoRa 433MHz Wireless Transmission Module

SKU: TEL0121

DFRobot FireBeetle IoT series are low-power controllers for IoT development, including Boards, Covers, and Accessories. The FireBeetle LoRa 433MHz module uses the SX127x chip with built-in PA, is Arduino-compatible, supports long-range communication, FSK (max 300Kbps) and LoRa (max 37.5Kbps) modulation, and has a low-power mode of <0.2uA. It’s suitable for home automation, health monitoring, and wearables. Note: Maintain consistent wireless parameters in the same network to avoid communication issues.

Front of LoRa long range module with multiple pins and header connector-DFRobot product sku:TEL0121 image.
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  • Specification

    Parameter Value
    Operating Current 3.3V
    Operating Frequency 433MHz
    403MHz~463MHz (typical value: 433MHz)
    Modulation Type LoRaTM
    LoRaTM /FSK /GFSK /OOK
    Output Power ≤20dBm
    Receiving Sensitivity -139dBm
    Emersion Current ≤120mA
    Receiving Current ≤15mA
    Sleep Current ≤1uA
    Transmission Power Range -1dBm~20dBm (Maximum)
    Transmission Mode FIFO/ DMA
    Transmission Range 1 Km
    Built-in aerials offer good anti-jamming capacity
    The Maximum RSSI 127dB
    FIFO Volume 256bytes
    Support CRC Frequency-hopping
    Interface SPI
    GPIO Interface 5 (can be used as interruption)
    Operating Temperature -20℃~+70℃
    Dimension 58 x 29 mm/ 2.28 x 1.14 inches

    Pinout

    FireBeetle Covers-LoRa Radio 433MHz is main controlled via SPI interface (MISO, MOSI, SCK, CS, RESET). Connect these pins to MISO, MOSI, SCK on FireBeetle board, connect CS (chip-select) and RESET to D2, D3, D4, D5 with Dupont wires.

    TEL0121-Pinout

    NOTE:
    When disconnect NC, VCC is the output voltage of the power supply (USB power supply: 5V, lithium battery power supply: 3.7V).

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