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Add Heltec WiFi LoRa 32 V3 board documentation #326

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Add Heltec WiFi LoRa 32 V3 board documentation #326

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97a62f1
Add Heltec WiFi LoRa 32 V3 board documentation
May 19, 2026
e0e68f3
Fix: Add clickable links for cross-references
May 19, 2026
f8159b2
Remove usermod-specific display setup section
May 19, 2026
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1 change: 1 addition & 0 deletions docs/basics/compatible-controllers.md
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Expand Up @@ -128,6 +128,7 @@ ESP-01 | ESP8266 | One of the first and cheapest ESP8266 boards available. **_No
![Gold Member](../assets/images/content/akemi_gold.png)<br/> [ESP32 Mini Dev Board 16mb by SerKo (aka Serg)](https://www.tindie.com/products/28858/)| ESP32 | ESP32 Dev Board with latest WROOM-32E module, USB Type-C, PTC fused, over-voltage protection. D1 Mini32 form factor and compatible [pin out](https://github.com/srg74/WLED-wemos-shield/blob/master/resources/ESP32_mini/Resources/ESP32_mini_board_pinout.pdf)
[H803 WiFi](https://github.com/srg74/WLED/wiki/H803WiFi) | ESP8266 | ESP8266EX based controller with level shifter inside. Data pin GPIO1 Clock pin GPIO14. Tested with WS2813 strip and [Firmware fork is here](https://github.com/srg74/WLED/tree/H803WF).
[Heltec WiFi Kit 8](https://heltec.org/project/wifi-kit-8/) | ESP8266 | Another alternative of ESP8266 board. OLED display 128X32 pixel, battery charger on board. Almost the same functionality and price as the Wemos board. Plus it can be used in projects with external batteries.
[Heltec WiFi LoRa 32 V3](https://heltec.org/project/wifi-lora-32-v3/) | ESP32-S3 | Compact board with ESP32-S3FN8, 8MB Flash, 320KB RAM (**NO PSRAM**), 0.96" SSD1306 OLED display, and LoRa 915MHz. **Must use `heltec_wifi_lora_32_v3` build environment.** Onboard I2C display (GPIO17 SDA, GPIO18 SCL, GPIO21 RST, GPIO36 Vext). Supports WiFi, Bluetooth, and display usermod.
[Lolin32 Lite](https://www.aliexpress.us/item/3256806000205489.html) | ESP32 | Low cost ESP32 board optimized for battery usage. Does not have a 5v pin but can be powered with 5v on battery connector.
[NodeMCU](https://github.com/nodemcu/nodemcu-devkit-v1.0) | ESP8266 | Another popular ESP8266 development board. A bit bigger than the D1 and has pins pre-soldered. There are multiple versions with slight differences, not all are tested.
NodeMCU-32s | ESP32 | The most common ESP32 development board. Works well, depending on the board you might have to press the "Boot" button while USB flashing
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