I'm developing a Teensy 4.1-based trigger system for ERP experiments using the BioSemi USB Trigger Interface. Codes are successfully transmitted but not appearing in ActiView.
Setup:
- BioSemi Active 2.5 system
- BioSemi USB Trigger Interface (serial-to-parallel converter)
- Teensy 4.1 with USB ...
Search found 2 matches
- Wed Aug 20, 2025 10:32 pm
- Forum: BioSemi Hardware
- Topic: Teensy 4.1 USB Host → BioSemi USB Trigger Interface: Serial data visible in pc termite, but not ActiView
- Replies: 1
- Views: 2464
- Tue Jun 17, 2025 2:22 pm
- Forum: BioSemi Hardware
- Topic: Clarification on Trigger Logging
- Replies: 0
- Views: 14388
Clarification on Trigger Logging
I understand that open-drain connections to the USB2 receiver should begin trials in the all open/low state in order to avoid loosing triggers, and that the trigger levels are recorded as 16 bit binary numbers.
In the case of a microcontroller activating and deactivating open drain outputs in ...
In the case of a microcontroller activating and deactivating open drain outputs in ...