Hello Trevyn, (...) That's the Hitachi H-8 Microcontroller. It is merely silk-screened with the Lego logo, they had nothing at all to do with it's development. (19 years ago, 15-Jan-06, to lugnet.robotics)
(...) I think it is silk-screened with LEGO logo because it contains a rom masked with firmware downloader. Philo (19 years ago, 15-Jan-06, to lugnet.robotics)
(...) Yes, I suspect the same. The ROM mask *is* the custom part of the chip that LEGO can easily define without big expenditures. I noticed that the atmel chip also has a boot ROM that is separate from the flash. If they use that chip we might (...) (19 years ago, 15-Jan-06, to lugnet.robotics)