- DOS / Linux Support / Windows Boot-Time support
- DirectIN Hardware in Parallel with Existing Keyboard
- Communicating with PowerLab hardware: TTL
- Video Cards
- TTL signal to Biopac
- Button Box Setup
- Long delay in DirectRT
- Sending TTL signal from one computer to another
- Flushing serial TTL buffer
- problem with button box
- TTL problems: I/O Test
- TTL-Problems with PCI-parallel port card
- Having problems with TTL on Vista
- Button Box Not Recognized
- unable to get the TTL Signal
- ms-keyboards aren't working through bootcamp on macs
- DirectIn Response boxes on Mac OS 10.5/10.6
- Microphone input connection error
- TTL suddenly not sending - I/O test not working
- MediaLab Trouble w/ XP
- the integration of DirectRT and MediaLab in a system by Mindware
- DirectIN keyboards, driver software fails to install
- keyboard problem (case 3996)
- Missing Data
- Fail to send a TTL signal due to port number
- button box problem with Windows 7 (case 2758)
- poor voice response time resolution (case 14820)
- RT sensitive keyboard problem
- DirectIN Rotary Controller on Mac OS 10.10 (case 19155)
- Firmware Update for DirectIN Millisecond Keyboard
- PCI card needed to output TTL pulses through computer via parallel port (case 25817)
- PCI card needed to output TTL pulses through computer via parallel port (case 26047)
- Send TTLs via (Virtual) Serial Port? (case 26512)
- Recording voice RT (case 34074)
- Sending TTLs: When MediaLab 2018 works, but DirectRT 2018 doesn't case 34924)