ESP32-S3 FSPI & HSPI Demo with ADS1256 & ILI9341
Learn the differences between FSPI and HSPI on ESP32-S3 and see how to use them with ADS1256 and ILI9341 LCD. 🎥

Curious Scientist
4.3K views • Nov 26, 2025

About this video
In this video, I clarify the differences between FSPI and HSPI on an ESP32-S3 microcontroller, and I show you how to use them. I use an ADS1256 and an ILI9341 display to demonstrate the two separate SPI buses.
Join this channel to get access to perks:
https://www.youtube.com/channel/UCKp1MzuAceJnDqAvsZl_46g/join
Use my affiliate links:
ESP32-S3 DevKitC-1 compatible board: https://s.click.aliexpress.com/e/_c4lYWM9f
ILI9341 LCD display (SPI): https://s.click.aliexpress.com/e/_c3W9AzXf
ADS1256 24-bit ADC: https://s.click.aliexpress.com/e/_DEH1gIB
Breadboard: https://s.click.aliexpress.com/e/_DloYYXN
100 g load cell: https://s.click.aliexpress.com/e/_c2QaTobP
Read my article: https://curiousscientist.tech/blog/esp32-s3-multiple-spi-buses-spi-fspi-hspi
Relevant parts: https://curiousscientist.tech/tools
ADS1256 library: https://github.com/CuriousScientist0/ADS1256
Join this channel to get access to perks:
https://www.youtube.com/channel/UCKp1MzuAceJnDqAvsZl_46g/join
Use my affiliate links:
ESP32-S3 DevKitC-1 compatible board: https://s.click.aliexpress.com/e/_c4lYWM9f
ILI9341 LCD display (SPI): https://s.click.aliexpress.com/e/_c3W9AzXf
ADS1256 24-bit ADC: https://s.click.aliexpress.com/e/_DEH1gIB
Breadboard: https://s.click.aliexpress.com/e/_DloYYXN
100 g load cell: https://s.click.aliexpress.com/e/_c2QaTobP
Read my article: https://curiousscientist.tech/blog/esp32-s3-multiple-spi-buses-spi-fspi-hspi
Relevant parts: https://curiousscientist.tech/tools
ADS1256 library: https://github.com/CuriousScientist0/ADS1256
Tags and Topics
Browse our collection to discover more content in these categories.
Video Information
Views
4.3K
Likes
138
Duration
26:42
Published
Nov 26, 2025
User Reviews
4.6
(4) Related Trending Topics
LIVE TRENDSRelated trending topics. Click any trend to explore more videos.
Trending Now