mcf5272 Freescale Semiconductor, Inc, mcf5272 Datasheet - Page 81

• Manufacturer Part Number: mcf5272
• Description: Mcf5272 Coldfire Integrated Microprocessor User
• Manufacturer: Freescale Semiconductor, Inc

MOTOROLA
2.6 Instruction Set Summary
The ColdFire instruction set is a simplified version of the M68000 instruction set. The
removed instructions include BCD, bit field, logical rotate, decrement and branch, and
integer multiply with a 64-bit result. Nine new MAC instructions have been added.
Table 2-6 lists notational conventions used throughout this manual.
Register direct
Register indirect
Postincrement
Predecrement
Displacement
Address register indirect with
scaled index
Program counter indirect
Program counter indirect
with scaled index
Absolute data addressing
Immediate
Data
Address
Address
Address with
Address with
Address with
8-bit displacement
with displacement
8-bit displacement
Short
Long
Addressing Modes
Table 2-5. ColdFire Effective Addressing Modes
(d
(d
(d
(d
(xxx).W
Syntax
#<xxx>
(xxx).L
Xi*SF)
Xi*SF)
(An)+
–(An)
16
16
(An)
8
8
Dn
An
, PC,
, An,
, PC)
, An)
Chapter 2. ColdFire Core
Mode
Field
000
001
010
011
100
101
110
111
111
111
111
111
reg. no.
reg. no.
reg. no.
reg. no.
reg. no.
reg. no.
reg. no.
Field
Reg.
010
011
000
001
100
Data
—
X
X
X
X
X
X
X
X
X
X
X
Memory
—
—
X
X
X
X
X
X
X
X
X
X
Category
Instruction Set Summary
Control
—
—
—
—
—
X
X
X
X
X
X
X
Alterable
—
—
—
—
—
X
X
X
X
X
X
X
2-13