Rob Humphris - Cambridge, UK.
Latest site of note:
http://www.plxdevices.com/ecudatabase.htm
Currently Developing
MembersPage/PhatBob/ToyotaFitting
MembersPage/PhatBob/MagnettiMarelliSensorProblem
MembersPage/PhatBob/PurchasePage
MembersPage/PhatBob/ConfigProblem
MembersPage/PhatBob/Toyota4AGE
MembersPage/PhatBob/InjectorNotes
http://www.pgmfi.org/twiki/bin/view/Library/EcuSensors
v3.2 Assembly documentation:
v3.2 How-to power-up a new board.
http://vems.hu/www.vems.co.uk/VEMS/
For UsabiLity to be more useable studies like this are of interest.