after setup Bluetooth connection with System Preferences / Bluetooth

connect headset / electrode / cable to brain-duino.

Power ON brain-duino.

Run IBVA application.

open IBVA / Preference / Device

setup as following images.

click : Arduino 230400 bps

click : 512 Hz sampling

select : brain-duino-DevB

click : Port 1 ON

in case succeeded connection then start show Raw wave.

other setup example.

followings are setup I usually do.

check : DC CUT : 0 .. 1 Hz

set Display gain select : CH 1 X 3.0, CH 2 X 3.0

FFT setup : 1024 FFT POINT.

select Graph / Waterfall Window -->> shows Waterfall window

select Graph / WaterfallBS Window -->> shows WaterfallBS window

all other IBVA application instruction :

http://www.psychiclab.net/IBVAmanual/IndexPage.html