🌫 CHROMIST

"Mist Managed" -Click. Sync. Breathe.
Smart humidity control from your browser using embedded hardware, mobile Bluetooth, and a Web Bluetooth–ready design.

🔧 What It Does

• Simulates a smart ultrasonic humidifier using ATmega328P
• Bluetooth ON/OFF control via MIT App Inventor (HC-05)
• Full circuit simulation with Wokwi
• PCB designed in KiCad
• BLE upgrade proposed (ESP32) for Web Bluetooth API support

🧰 Tech Stack

• ATmega328P (firmware in Embedded C)
• KiCad (PCB design)
• MIT App Inventor (mobile control)
• Wokwi (circuit simulation)
• Web Bluetooth API (planned with ESP32)

🌐 Web Upgrade

Switching HC-05 → ESP32 enables:

• BLE scan & connect via Chrome
• Browser sends ON/OFF commands using GATT
• App-free control in future versions

📄 Files Included

• main.c – Embedded code
• CHROMIST_Report.pdf – 9:16 stylish hackathon report
• CHROMIST_app.aia – Bluetooth app file
• Screenshots & circuit schematic

🔗 Live Wokwi Simulation

• https://wokwi.com/projects/432915125333736449