The Tyros is an Acorn Computer :-) Suddenly I want one..hehe

The MPU is a Risc based 32bit, 333mhz Hitachi SuperH core engine which means Yamaha are writing their software in C/C++

Its an off the shelf chip from Renesas and you can find similar devices in everything from mobile phones to set top boxes and cars which is probably why he came across a Mazda part. It supports USB 2 and 24 bit TFT LCD.