Cedrus manufactures a StimTracker adapter board that makes it possible to interface with Brain Products’ actiCHamp EEG amplifier and recording software using a standard DB9 cable. This document describes the signals that the adapter board makes available.
The leftmost column shows the bit numbers as seen by BrainVision Recorder:
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Last Revision: Apr 30, 2020
StimTracker Signal
Trigger Value
Comments
Light sensor 1
1
Light sensor 2
2
TTL input
4
StimTracker will send output to channel 3 when it detects input on any of the six TTL/digital input lines.
Audio L+R
8
StimTracker will send output to channel 4 when the volume rises above the preset threshold on either the left audio channel or the right audio channel.
Microphone
16
Event marker bit 0
32
Event marker bit 1
64
Event marker bit 2
128
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