🏠 Smart Home 3D Floor Plan Control with Home Assistant

 

Wall-Mounted Tablet – Complete Practical Guide

 

🔹 Concept Overview

This system is built around a powerful idea:

• Home Assistant as the smart home core

• An interactive 3D / Floor Plan interface linked to real devices

• A wall-mounted tablet acting as a permanent control panel

🎯 Final Result

A sleek wall screen that displays your home in 3D and lets you control lighting, climate, shutters, and sensors with a single touch.

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🧠 System Requirements (Overview)

Component	Function
Home Assistant	Smart home control engine
3D / Floor Plan	Interactive visual interface
Tablet	Wall-mounted control panel
Smart Devices	Lighting, shutters, AC, sensors
Network	Stable local network

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⚙️ Section 1: Home Assistant Setup

🧩 Required Tools

Hardware

• Raspberry Pi 4 (4GB or 8GB)
  or

• Mini PC / Intel NUC (recommended for large projects)

• microSD or SSD

• Stable power supply

Software

• Home Assistant OS

• Modern browser (Chrome / Edge)

🛠 Setup Steps

1. Download Home Assistant OS

2. Install it on Raspberry Pi or Mini PC

3. Connect to your local network

4. Access the dashboard via:
   http://homeassistant.local:8123

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💡 Section 2: Integrating Smart Devices

🔌 Supported Devices

• Smart switches

• Smart lights (Zigbee / WiFi)

• Shutters & curtains

• Air conditioning & thermostats

• Motion sensors

• Temperature & humidity sensors

• Door & window sensors

🔗 Common Protocols

• Zigbee

• WiFi

• Z-Wave

• Matter

Each device appears in Home Assistant as an Entity, for example:

• light.living_room

• cover.bedroom_shutter

• sensor.kitchen_temperature

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🧱 Section 3: Creating the 3D / Floor Plan

🧰 Design Tools

🟢 Beginner-Friendly

• Sweet Home 3D

• Planner 5D

🔵 Professional

• SketchUp

• Blender

📐 Workflow

1. Draw the architectural layout

2. Define rooms and zones

3. Place lighting, doors, shutters, and devices

4. Export as:

   • PNG / SVG (recommended)

   • or full 3D model

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🖥️ Section 4: Linking the 3D Plan with Home Assistant

🧩 Home Assistant UI Tools

• Lovelace Dashboard

• Custom Cards

• Picture Elements Card

• SVG Floorplan

• HACS (Home Assistant Community Store)

🔧 Recommended HACS Add-ons

• Floorplan Card

• Button Card

• Mushroom Cards

• Custom SVG integrations

🔗 How the Linking Works

Each visual element is mapped to an entity:

• Tap a light icon ➜ light.toggle

• Tap a shutter ➜ cover.open

• Tap a room ➜ show sensors & controls

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🧠 Section 5: Automations & Smart Logic

Practical Automation Examples

• Motion detected ➜ lights turn on

• Night mode ➜ shutters close automatically

• Temperature above 26°C ➜ AC starts

• Away mode ➜ everything turns off

Automation Tools

• Visual Automation Editor

• YAML (advanced users)

• Scenes

• Scripts

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📱 Section 6: Wall-Mounted Tablet Setup

🔹 Ideal Tablet Specs

• Android tablet

• 8–10 inch display

• IPS panel

• Stable WiFi connection

Popular Choices

• Samsung Galaxy Tab

• Lenovo Tab series

• Amazon Fire (with customization)

🧲 Mounting & Power

• Wall mounting frame

• Hidden power cable

• USB power adapter

• Optional PoE solution

🔧 Tablet Configuration

1. Install Fully Kiosk Browser

2. Auto-launch Home Assistant dashboard

3. Enable full-screen mode

4. Disable sleep

5. Optional: wake screen on motion

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🎨 Section 7: Dashboard Design for Tablet

Key Design Principles

• Dark mode for elegance

• Large, touch-friendly buttons

• Central 3D / Floor Plan view

• Fast and responsive layout

Recommended Layout

• Top: Home name & time

• Center: Interactive 3D floor plan

• Bottom: Scenes & quick actions

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🔐 Section 8: Security & Privacy

✔ Fully local system
✔ No cloud dependency
✔ No subscriptions
✔ Full data ownership

Optional enhancements:

• Dashboard password

• Local network access only

• Secure VPN remote access

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🏁 Final Thoughts

A 3D Floor Plan Control System with Home Assistant and a wall-mounted tablet delivers:

• A premium smart home experience

• A powerful and visual control interface

• A scalable solution for real projects

Perfect for:
🏡 Apartments
🏠 Villas
🏢 Offices
🏨 Hotels

📩 For implementation support, customization, or professional deployment, use the contact form to get started.