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meshtastic/website/docs/hardware/heltec.md
Mike Kinney 4cf4c2550e add info about heltec v2 vs v2.1
2021-11-23 11:01:53 -08:00

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id title sidebar_label
heltec-hardware Heltec device Heltec

WiFi LoRa 32 (V2)

  • ESP32 - Wifi & Bluetooth

  • SX127x - LoRa Transceiver

  • Frequency options:

    • 433 MHz
    • 470-510 MHz
    • 863-870 MHz
    • 902-928 MHz

  • Built in 0.96 inch OLED display

  • U.FL antenna connector

  • Reset and Program switches

  • No GPS

  • Firmware file: firmware-heltec-1.x.x.bin

  • Purchase link

<img src="Heltec WiFi LoRa 32 (V2)" src="/img/hardware/heltec-v2.png" style={{zoom:'25%'}} />

  • There are two versions of the Heltec (V2). Below is a picture highlighting the visual differences:

<img src="Heltec WiFi LoRa 32 (V2)" src="/img/hardware/heltec_v2_vs_v21.png" style={{zoom:'25%'}} />