WE(R) 32100 Microsystem Chip Family

A family of microsystem chips, the UNIX(TM) Microsystem, has been developed at AT&T using top-down hierarchical design methodology and the 1.5 um CMOS technology. The family includes WE(R) 32100 CPU (Central Processing Unit), WE(R) 32101 MMU (Memory Management Unit), WE(R) 32106 MAU (Math Acceleration Unit), WE(R) 32104 DMAC (Direct Memory Access Controller), WE 32103 DRC (Dynamic Random Access Memory Controller), and WE(R) 32101 Clock.