mirror of
https://github.com/meshtastic/meshtastic.git
synced 2024-11-10 15:44:18 -08:00
37 lines
1.2 KiB
Plaintext
37 lines
1.2 KiB
Plaintext
---
|
|
id: heltec
|
|
title: Heltec device
|
|
sidebar_label: Heltec
|
|
sidebar_position: 6
|
|
---
|
|
|
|
## WiFi LoRa 32 (V2) * Not Recommended - Support may be dropped
|
|
|
|
It continues to be a struggle to support this very old ESP32 chip, not officially supported in 1.3 / 2.0 and support may be dropped completely.
|
|
|
|
Using this device with a battery is not recommended.
|
|
|
|
- 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`
|
|
|
|
[<img src="Heltec WiFi LoRa 32 (V2)" src="/img/hardware/heltec-v2.png" style={{zoom:'25%'}} />](/img/hardware/heltec-v2.png)
|
|
|
|
[<img src="Heltec WiFi LoRa 32 (V2) Pinouts" src="/img/hardware/heltec_v2_pinmap.png" style={{zoom:'25%'}} />](/img/hardware/heltec_v2_pinmap.png)
|
|
|
|
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%'}} />](/img/hardware/heltec_v2_vs_v21.png)
|
|
|
|
- See [hardware update log](https://docs.heltec.org/en/node/esp32/dev-board/hardware_update_log.html) for more details
|