ESP32 DDNS Client with BLE Web App

a simple device that updates DNS records on Cloudflare and displays status on an OLED screen it supports configuration via web app interface over Bluetooth, esp can enter deep sleep mode to save power.

Build

using vscode with platformio extension

• install platformio extension
• open this project folder in vscode
• install dependencies. go to platformio / dependencies / click update

web app

• cd webapp
• npm install OR yarn install
• start dev app (https is required for BLE): HTTPS=true yarn start

ESP32S3

Schematic