MC68030 Datasheet, PDF (546/602 Pages) Motorola, Inc – ENHANCED 32-BIT MICROPROCESSOR

M68000 Family Summary
Word/Long-Word Data Alignment
MC68000,
MC68008, and
MC68010
MC68020 and
MC68030
Word/Long Data, Instructions, and Stack Must be
Word Aligned
Only Instructions Must be Word Aligned
(Data Alignment Improves Performance)
Control Registers
MC68000 and
MC68008
MC68010
MC68020
MC68030
None
SFC, DFC, VBR
SFC, DFC, VBR, CACR, CAAR
SFC, DFC, VBR, CACR, CAAR, CRP, SRP, TC, TT0,
TT1, PSR
Stack Pointers
MC68000,
MC68008, and
MC68010
MC68020 and
MC68030
USP, SSP
USP, SSP (MSP, ISP)
Status Register Bits
MC68000,
MC68008, and
MC68010
MC68020 and
MC68030
T, S, I0/I1/I2, X/N/Z/V/C
T0/T1, S, M, I0/I1/I2, X/N/Z/V/C
A-2
MC68030 USER’S MANUAL
MOTOROLA