Selective Appeal Blog
Projects in Home Automation and the Internet of Things
Hero image
Posts
Dough133 Control: Yeast Welfare through Applied Mathematics

Dough133 Control: Yeast Welfare through Applied Mathematics

Exploring control theory and thermal modeling through the Dough133 sourdough proofer.

Building a Modern ESP32 Web Interface with Svelte and AI

Building a Modern ESP32 Web Interface with Svelte and AI

A guide to creating a responsive, self-hosted web interface for ESP32 microcontrollers using Svelte, PlatformIO, and AI coding assistance.

Improving Reliability for ESP32 Plant Watering Systems: Lessons from Plant133

Improving Reliability for ESP32 Plant Watering Systems: Lessons from Plant133

Diagnosing and fixing common failures in ESP32 plant watering projects: PCB design flaws, pump corrosion, and soil moisture sensor protection.

Improved PCB Stencil Alignment with 3D Printed Fixtures

Improved PCB Stencil Alignment with 3D Printed Fixtures

Learn how to design and use a simple 3D printed fixture to perfectly align your PCB and solder paste stencil, preventing smearing and speeding up assembly.

Garden133 Firmware: Power-Efficient C++ Code For ESP32, With Deep Sleep and LoRa

Garden133 Firmware: Power-Efficient C++ Code For ESP32, With Deep Sleep and LoRa

A comprehensive introduction to the ESP32 C++ firmware for Garden133, featuring energy-conserving deep sleep, LoRa communication, and Home Assistant integration via MQTT.

Garden133 Radio: Designing a Low-Power LoRa Protocol for ESP32 Soil Sensors

Garden133 Radio: Designing a Low-Power LoRa Protocol for ESP32 Soil Sensors

Designing a custom, low-power LoRa radio protocol using Protocol Buffers for the Garden133 ESP32 soil moisture monitoring system.

More Posts  
Projects
Plant133
Dough133
Room133
Garage133
Garden133
PCB Assembly