Technology Industry
Industry: Email Alert RSS FeedMotorola's 68360 communications controller moves to 32 bits. (Motorola Inc.'s 68360 Quad Integrated Communications Controller) (Product Announcement)
EDN, April, 1993 by Weiss, Ray
There are two ways to do higher-bandwidth communications processing: go to a faster CPU or use built-in hardware to handle specialized protocol processing. Motorola took the second route with its 68302, combining a 68K CPU with dedicated communications hardware, including a microprogrammed line processor. Now, to meet rising bandwidth needs, the company has extended the 302 architecture to a full 32 bits of processing (a more powerful CPU). Running with a 25-MHz clock, the 68360 Quad Integrated Communications Controller (QUICC) can run four channels and/or protocols con-currently, with data rates up to 2.048 Mbps/channel.
Instead of the 68302's 68000 16-/ 32-bit CPU, the 68360 relies on the CPU32 , a stripped-down 68020 (less MMU and cache-management...
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