Heltec WiFi LoRa 32 V3.1 433 MHz

Using

• LoRa APRS projects (https://lora-aprs-wx.eu/)
• Meshtastic (https://meshtastic.org/)
• MeshCom (https://icssw.org/en/meshcom/)
• LoRa weather station
• LoRa KISS modem
• DIY LoRa/WiFi projects

Main functions

• RF frequency 433 MHz to 510 MHz
• SX1262 LoRa chip
• CPU ESP32-S3FN8 (Xtensa® 32-bit LX7@240MHz)
• 0.96 inch 128x64 dot matrix OLED
• WiFi, LoRa, Bluetooth connections
• Ipex U.FL RF connector
• CP2102 USB to serial port chip
• Up to 21dBm of RF power
• Modulations: FSK, GFSK, MSK, GMSK, LoRa™, OOK

Parameters

• RF frequency 433 MHz to 510MHz
• CPU ESP32-S3FN8 (Xtensa®32-bit lx7 dual core)
• 8 MB Flash
• LoRa Node Chip SX1262
• Max. TX power 21±1dBm
• RX sensitivity -136dBm@SF12 BW=125KHz
• Wi-Fi 802.11 b/g/n, up to 150Mbps
• Bluetooth 5 (LE)
• Hardware Resource
• 7*ADC1 + 2*ADC2
• 7*Touch
• 3*UART
• 2*I2C
• 2*SPI
• 0.96-inch 128*64 dot matrix
• Ipex U.FL RF connectors
• Modulations: FSK, GFSK, MSK, GMSK, LoRa™, OOK
• 3.7V lithium battery and charging
• Small LoRa antenna included
• Operating Temperature -20 ~ 70 ℃
• Dimensions: 50.2 x 25.5 x 10.2 mm

Info & Details

Datasheet and schematic: see our Attachments section
Meshtastic: meshtastic.org
MeshCom: icssw.org
DOC files: docs.heltec.org
Heltec ESP32 Series Arduino Develop Environment: github.com

Included in package

Heltec LoRa 32 board
PIN headers
Coax pigtail IPEX to SMA female
Small LoRa antenna