Using ESP32-C2(ESP8684) for controlling WS2812B without RMT

John_Smith
Posts: 2
Joined: Thu Jun 15, 2023 3:53 am

Using ESP32-C2(ESP8684) for controlling WS2812B without RMT

Postby John_Smith » Thu Jun 15, 2023 4:48 am

Hello All

I am New to this community and also new to ESP32 SoC.

Currently i am trying to control WS2812 LEDs with ESP8684.

But i got information that all libraries available for ESP32 are based on RMT or I2S while ESP8684 do not have either RMT of I2S .

Is there any other library or method to control WS2812 using ESP8684 (ESP32-C2) ?

No of LEDs are about 75-80 Pcs.

Any suggestion or help will be really appreciated as i already ordered bulk volume of ESP8684 Chips from supplier .


Regards

Sprite
Espressif staff
Espressif staff
Posts: 10596
Joined: Thu Nov 26, 2015 4:08 am

Re: Using ESP32-C2(ESP8684) for controlling WS2812B without RMT

Postby Sprite » Fri Jun 16, 2023 1:38 am

You could use SPI, but I'm not sure if there's a library for that. Moving up to the ESP8685 (C3) is not an option?

John_Smith
Posts: 2
Joined: Thu Jun 15, 2023 3:53 am

Re: Using ESP32-C2(ESP8684) for controlling WS2812B without RMT

Postby John_Smith » Sun Jun 18, 2023 7:16 pm

I alredy have C2 chips ... I decided to test with them using SPI ... If not work then no option left so will use C3

Emile_esp
Posts: 7
Joined: Wed Jan 04, 2023 10:02 am

Re: Using ESP32-C2(ESP8684) for controlling WS2812B without RMT

Postby Emile_esp » Sat Nov 29, 2025 10:17 am

The FastLed will support the ESP32C2 Version 3.9.10
https://fastled.io/

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