FreeBCI Spike 1CH LH001

The recommended starting point for makers and beginners: get your first signal, learn the workflow, and run the focus / engagement demo in FreeBCI DAQ.

Positioning

FreeBCI Spike 1CH LH001 is the onboarding module in the FreeBCI hardware line.

It is best for:

• first-time EEG and biopotential experimentation
• classroom or lab demos
• quick signal verification
• FreeBCI DAQ focus / engagement demonstrations

Open Release Contents

The public release package includes:

• schematic PDF
• Interactive BOM HTML
• Gerber ZIP

It does not include editable EDA sources, firmware source, production test procedures, or regulatory documentation.

Known Interface Markings

Marking	Meaning
EEG	Signal electrode input
REF	Reference electrode input
RLD	Right-leg-drive / common-mode feedback electrode
BAT	Battery connection
NTC	Battery temperature sensing
GND	Ground
USB-C	Power / charging interface
BOOT	Boot mode button
RST	Reset button

What Success Looks Like

A successful first-run path for this module is:

1. Board powers on cleanly
2. FreeBCI DAQ opens the device over USB serial
3. You see a stable single-channel waveform
4. EI trend starts updating
5. You complete a simple focus calibration demo

Recommended Path

1. Read Safety and Lab Setup
2. Follow 1CH First Power-On
3. Use Connect to FreeBCI DAQ
4. Run the 1CH Focus Demo

External Release Files

• FreeBCI Spike repository
• Spike 1CH LH001 module release