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IEC 821:1987WithdrawnBus — Microprocessor system bus for 1 to 4 byte dataIEC 822:1988WithdrawnParallel Sub-system Bus of the IEC 821 VME busIEC 823:1990WithdrawnMicroprocessor system bus (VMSbus) — Serial sub-system bus of the IEC 821 Bus (VMEbus)IEC 824:1988WithdrawnTerminology related to microprocessorsIEC/TR 828:1988WithdrawnPin allocations for future microprocessor systems using the IEC 603-2 connectorIEC 975:1989WithdrawnMicroprocessor universal format for object modulesISO 1092-1:1974WithdrawnAdding machines and calculating machines — Numeric section of ten-key keyboardsISO 1093:1981WithdrawnAdding machines and calculating machines — Keytop and printed or displayed symbolsISO 2382-11:1987WithdrawnInformation processing systems — Vocabulary — Part 11: Processing unitsISO/IEC 10857:1994WithdrawnInformation technology — Microprocessor systems — Futurebus+ — Logical protocol specificationISO/IEC 14536:1995WithdrawnInformation technology — Microprocessor systems — Futurebus+TM, Profile M (military)ISO/IEC/IEEE 60559:2011WithdrawnInformation technology — Microprocessor Systems — Floating-Point arithmetic