Advanced RISC Machines Ltd, the Cambridge design house owned by Acorn Computers Plc with Apple Computer Inc and VLSI Technology Inc, has won GEC Plc’s GEC Plessey Semiconductors Ltd as another source for its ARM series of RISCs. GEC Plessey will fabricate and market the RISCs and will also use them as standard macrocells in application-specific circuits. They will be implemented in 1 micron CMOS and fabricated at the 6 wafer fab in Plymouth, Devon. GEC Plessey is particularly interested in the use of the ARM chips for embedded applications in telecommunications, network automotive and peripheral control and microcomputers.