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gptkbp:instance_of
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gptkb:microprocessor
|
|
gptkbp:addressed
|
immediate, direct, indirect, indexed
|
|
gptkbp:architectural_style
|
CISC
|
|
gptkbp:cache_size
|
optional cache memory
|
|
gptkbp:communication
|
load/store instructions
|
|
gptkbp:community_involvement
|
active development community
|
|
gptkbp:controls
|
branch, jump, call, return
|
|
gptkbp:data_bus_width
|
16-bit data bus
24-bit address bus
|
|
gptkbp:data_type
|
8-bit, 16-bit, 32-bit
|
|
gptkbp:depth
|
16/32 bits
|
|
gptkbp:designed_by
|
gptkb:Motorola
|
|
gptkbp:developer
|
1980s to 1990s
Assembler and C compilers
|
|
gptkbp:economic_impact
|
significant impact on personal computing
|
|
gptkbp:emulation
|
widely emulated in software
|
|
gptkbp:end_of_life
|
1990s
|
|
gptkbp:focuses_on
|
used in computer architecture courses
|
|
gptkbp:frequency
|
up to 10 M Hz
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
M68000 architecture
|
|
gptkbp:introduced
|
gptkb:1979
|
|
gptkbp:involved_units
|
optional floating-point unit
|
|
gptkbp:is_compatible_with
|
backward compatible with earlier models
|
|
gptkbp:language_of_instruction
|
gptkb:M68_K
variable-length instructions
M68000 instruction set
|
|
gptkbp:legacy
|
influenced later architectures
still used in embedded systems
|
|
gptkbp:notable_features
|
powerful addressing modes
|
|
gptkbp:operational_status
|
user mode and supervisor mode
|
|
gptkbp:performance
|
high performance for its time
|
|
gptkbp:power_consumption
|
low power consumption
|
|
gptkbp:ram
|
no built-in memory management
|
|
gptkbp:registration
|
8 general-purpose registers
|
|
gptkbp:successor
|
gptkb:M68030
gptkb:M68040
gptkb:M68060
gptkb:M68020
|
|
gptkbp:supports
|
multiprocessing
|
|
gptkbp:throws
|
hardware interrupts
|
|
gptkbp:tutorials
|
add, subtract, multiply, divide
and, or, not, xor
|
|
gptkbp:used_in
|
gptkb:Sun-3_workstations
gptkb:Sega_Genesis
gptkb:Commodore_Amiga
gptkb:HP_9000_Series_300
gptkb:Ne_XT_Computer
gptkb:TV_Show
gptkb:Atari_ST
gptkb:Motorola_68000-based_systems
|
|
gptkbp:bfsParent
|
gptkb:Motorola_68030
|
|
gptkbp:bfsLayer
|
5
|