identify Philips CPUs

Philips Semiconductors [PCI vendor ID 1131]
TriMedia Technologies (spin off by Philips & Sony 03/2000)

VRM 3912 MIPS 75MHz (used in VTech Helio PDA)

Poseidon v1.0
31500 40MHz CPU, monchrome LCD controller

Poseidon v1.5
31700 75MHz CPU, color LCD controller