Millisecond accurate USB TTL event marking module pinouts
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If you have chosen not to purchase the optional breakout board you may need to make up your own custom cable which maps to your specific devices TTL Input and Output pins based on the Modules front facing 25-way D. Pinouts are shown below.

These are the pins which you should map to the TTL lines of your EEG machine, MRI scanner, biopac, BBTK v2, parallel port or other industry standard 0V to +5V TTL device for event marking/triggering.


Key features TTL breakout board Pinouts Technical specifications Pricing Config software  

Pins 2~9 correspond to TTL Output Lines 1~8 and pins 10~17 to TTL Input Lines 1~8.

Pins 18~25 are grounds.

Output pins shown in RED, input pins in GREEN.