This is the page title

Introduction to Pure Data

Pd patch: oscillator, volume control, and audio output.

• #Pure Data
• #Beginner Friendly

Prepare your computer

Quick development environment setup to get started with Cosmolab.

• #Beginner Friendly

MQTT sensor mesh

Wi-Fi network, QoS, retained messages, and hierarchical topic schema.

• #Esp32
• #Mqtt

Your first Arduino blink

Blink an LED with Arduino Uno or a compatible board.

• #Arduino
• #Beginner Friendly
• #Hands On

GPIO debounce in C++

Software debounce pattern with millis() and a lightweight state machine.

• #Arduino
• #Cpp
• #Hands On

Real-time audio on ESP32

I2S driver, double buffering, and sine generator on ESP32.

• #Esp32
• #Firmware
• #Cpp

Read a potentiometer

Analog reads and value mapping with Arduino.

• #Arduino
• #Hands On

Granular synthesis with Pure Data

Pd grain player with random pitch, density, and envelope.

• #Pure Data

Firmware architecture on Daisy Seed

Boot, memory map, 48 kHz callback, and modular patterns for DSP effects.

• #Firmware
• #Cpp
• #Daisy

Build a DIY MIDI controller

Wiring diagram, USB-MIDI firmware, and parameter mapping.

• #Arduino
• #Midi
• #Hands On