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Rev. 5.00, 09/03, page 33 of 760
Instruction Format
Source
Operand
Destination
Operand
Instruction
Example
nm format
nnnn
xxxx xxxx
15 0
mmmm
mmmm: register
direct
nnnn: register
direct
ADD Rm,Rn
mmmm: register
indirect
nnnn: register
indirect
MOV.L
Rm,@Rn
mmmm: register
indirect with post-
increment
(multiply-and-
accumulate
operation)
nnnn:
*
register
indirect with post-
increment
(multiply-and-
accumulate
operation)
MACH,MACL MAC.W
@Rm+,@Rn+
mmmm: register
indirect with post-
increment
nnnn: register
direct
MOV.L
@Rm+,Rn
mmmm: register
direct
nnnn: register
indirect with
pre-decrement
MOV.L
Rm,@–Rn
mmmm: register
direct
nnnn: indexed
register indirect
MOV.L
Rm,@(R0,Rn)
md format
xxxx dddd
15 0
mmmm
xxxx
mmmmdddd:
register indirect
with displacement
R0 (register
direct)
MOV.B
@(disp,Rm),R0
nd4 format
dddd
nnnn
xxxx
15 0
xxxx
R0 (register
direct)
nnnndddd:
register indirect
with
displacement
MOV.B
R0,@(disp,Rn)