HELTEC® LoRa 32
- LoRa32 V2.1
- LoRa32 V3
- Wireless Stick Lite V3
- Wireless Tracker
- Wireless Paper
warning
Not recommended because of design issues! Support is being phased out. Use V3 in new projects.
- MCU:
- ESP32 (WiFi & Bluetooth)
- LoRa Transceiver:
- Semtech SX127x
- Frequency Options:
- 433 MHz
- 868 MHz
- 915 MHz
- Connectors:
- Micro USB
- Antenna:
- U.FL/IPEX antenna connector for LoRa
Features
- Built in 0.96 inch OLED display
- User and Reset Buttons
- No GPS
Resources
- Firmware file:
firmware-heltec-v2.1-X.X.X.xxxxxxx.bin
info
This device may have issues charging a connected battery if utilizing a USB-C to USB-C cable. It's recommended to use a USB-A to USB-C cable.
- MCU:
- ESP32-S3FN8 (WiFi & Bluetooth)
- LoRa Transceiver:
- Semtech SX1262
- Frequency Options:
- 433 MHz
- 470 - 510 MHz
- 863 - 870 MHz
- 902 - 928 MHz
- Connectors:
- USB-C
- Antenna:
- Dedicated 2.4 GHz metal spring antenna for WiFi/Bluetooth
- U.FL/IPEX antenna connector for LoRa
Features
- Built in 0.96 inch OLED display
- User and Reset Buttons
- No GPS
Pin Map
_V3-98ef85d492d2cd9a2e6197669e6c2c68.png)
Image Source: Heltec
Resources
- Firmware file:
firmware-heltec-v3-X.X.X.xxxxxxx.bin - Purchase link: Heltec
- Purchase link: AliExpress
info
This device may have issues charging a connected battery if utilizing a USB-C to USB-C cable. It's recommended to use a USB-A to USB-C cable.
- MCU:
- ESP32-S3FN8 (WiFi & Bluetooth)
- LoRa Transceiver:
- Semtech SX1262
- Frequency Options:
- 433 MHz
- 470 - 510 MHz
- 863 - 870 MHz
- 902 - 928 MHz
- Connectors:
- USB-C
- Antenna:
- Dedicated 2.4 GHz stamped metal antenna for WiFi/Bluetooth
- U.FL/IPEX antenna connector for LoRa
Features
- No display.
- User and Reset Buttons
- Additional GPIO availability
- No GPS
Meshtastic I2C Definitions
- SCL: GPIO47
- SDA: GPIO48
Pin Map
Image Source: Heltec
Resources
- Firmware file:
firmware-heltec-wsl-v3-X.X.X.xxxxxxx.bin - Purchase link: Heltec
- Purchase link: AliExpress
info
This device may have issues charging a connected battery if utilizing a USB-C to USB-C cable. It's recommended to use a USB-A to USB-C cable.
- MCU:
- ESP32-S3FN8 (WiFi & Bluetooth)
- LoRa Transceiver:
- Semtech SX1262
- Frequency Options:
- 470 - 510 MHz
- 863 - 870 MHz
- 902 - 928 MHz
- Connectors:
- USB-C
- Antenna:
- Dedicated 2.4 GHz metal spring antenna for WiFi/Bluetooth
- U.FL/IPEX antenna connector for LoRa and GNSS
Features
- Onboard 0.96-inch LCD display
- User and Reset Buttons
Pin Map
Image Source: Heltec
Resources
- Firmware file:
firmware-heltec-wireless-tracker-X.X.X.xxxxxxx.bin - Purchase link: Heltec
- Purchase link: AliExpress
info
This device may have issues charging a connected battery if utilizing a USB-C to USB-C cable. It's recommended to use a USB-A to USB-C cable.
- MCU:
- ESP32-S3FN8 (WiFi & Bluetooth)
- LoRa Transceiver:
- Semtech SX1262
- Frequency Options:
- 470 - 510 MHz
- 863 - 870 MHz
- 902 - 928 MHz
- Connectors:
- USB-C
- Antenna:
- U.FL/IPEX antenna connector for LoRa
- Integrated 2.4 GHz PCB antenna
Features
- Onboard 2.13-inch black and white E-Ink display screen
- User and Reset switches
- No GPS
Resources
- Firmware file:
firmware-heltec-wireless-paper-X.X.X.xxxxxxx.bin - Purchase link: Heltec
- Purchase link: AliExpress