From the lab
Blog
Notes from the ProtoCentral team — open hardware, biosignals, application notes, and lessons from the workbench.
Getting Started with the ProtoCentral tinyGSR (GSR / EDA · Qwiic / STEMMA QT)
Setup guide for the ProtoCentral tinyGSR digital skin-conductance breakout — Qwiic / STEMMA QT plug-and-play, two-electrode palm placement, Arduino library, first GSR / EDA reading.
Getting Started with the ProtoCentral tinyECG (MAX30001 · QT Py / XIAO Form Factor)
Setup guide for the ProtoCentral tinyECG MAX30001 module — designed as a base for Adafruit QT Py / Seeed XIAO. Covers stack-up,…
Getting Started with the ProtoCentral Pulse Express (MAX30102 + MAX32664D)
Setup guide for the ProtoCentral Pulse Express SpO2 + heart-rate sensor — I2C wiring, on-board fingertip placement, Arduino library, raw / algorithm…
Getting Started with the ProtoCentral MAX30205 Wearable Body Thermometer (Qwiic)
Setup guide for the ProtoCentral MAX30205 body temperature sensor — I2C wiring (header-pin and Qwiic), body placement (axilla recommended), Arduino library, and…
Getting Started with the ProtoCentral MAX30205 Body Temperature Sensor Breakout
Setup guide for the ProtoCentral MAX30205 body temperature sensor — I2C wiring (header-pin and Qwiic), body placement (axilla recommended), Arduino library, and…
Getting Started with the ProtoCentral AFE4490 Pulse Oximeter Arduino Shield v2
Setup guide for the ProtoCentral AFE4490 pulse oximetry breakout — wiring, SpO2 finger-probe placement, Arduino library, RED/IR PPG streaming and SpO2 computation.
Getting Started with the ProtoCentral AFE4490 Pulse Oximeter Breakout
Setup guide for the ProtoCentral AFE4490 pulse oximetry breakout — wiring, SpO2 finger-probe placement, Arduino library, RED/IR PPG streaming and SpO2 computation.
Getting Started with the ProtoCentral MAX30001 ECG and Bio-Impedance Breakout Board
Step-by-step setup for the ProtoCentral MAX30001 ECG and Bio-Impedance breakout — wiring, 3-electrode placement, Arduino library, and first reading of simultaneous ECG…
Getting Started with the ProtoCentral MAX30003 Single-Lead ECG Breakout Board
Complete setup guide for the ProtoCentral MAX30003 single-lead ECG breakout — wiring, electrode placement, Arduino library installation, and your first ECG reading…
Getting Started with the ProtoCentral MLX90632 Non-Contact IR Thermometer
Step-by-step guide to setting up the ProtoCentral MLX90632 non-contact IR thermometer breakout with Arduino and ESP32. Wiring, library installation, and your first…