Receiving TTL triggers

[Michael]

Maybe start by reading relevant posts already here, like this just two days ago:

Trigger TMS via MacBook Pro USB port via LabJack U3-LV to TTL in

Hi All, My aim is to trigger a transcranial magnetic stimulation pulse (TMS) using PsychoPy running on a MacBook Pro via a LabJack U3-LV. The MacBook Pro is connected to the TMS machine via the USB port, which is connected to the LabJack U3-LV. The LabJack U3-LV is then connected to the TMS via TTL. I’m trying to run stuff that is on this webpage here: http://www.psychopy.org/api/hardware/labjack.html The first line from psychopy.hardware.labjacks import U3 seems to be working ok. However, th…