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Section 2 CPU
Rev. 4.00 Sep. 14, 2005 Page 59 of 982
REJ09B0023-0400
Instruction Format
Source
Operand
Destination
Operand Sample Instruction
mmmm: register
direct
nnnn: register
direct
ADD Rm,Rn nm type
nnnn
xxxx xxxx
15 0
mmmm
mmmm: register
direct
nnnn: register
indirect
MOV.L Rm,@Rn
mmmm: post-
increment register
indirect (multiply-
and-accumulate
operation)
nnnn: * post-
increment register
indirect (multiply-
and-accumulate
operation)
MACH, MACL MAC.W @Rm+,@Rn+
mmmm: post-
increment register
indirect
nnnn: register
direct
MOV.L @Rm+,Rn
mmmm: register
direct
nnnn: pre-
decrement register
indirect
MOV.L Rm,@-Rn
mmmm: register
direct
nnnn: indexed
register indirect
MOV.L Rm,@(R0,Rn)
md type
xxxx dddd
15 0
mmmm
xxxx
mmmmdddd:
register indirect
with displacement
R0 (register direct) MOV.B @(disp,Rm),R0
nd4 type
dddd
nnnn
xxxx
15
0
xxxx
R0 (register direct) nnnndddd:
register indirect
with displacement
MOV.B R0,@(disp,Rn)
nmd type
nnnn
xxxx dddd
15 0
mmmm
mmmm: register
direct
nnnndddd:
register indirect
with displacement
MOV.L Rm,@(disp,Rn)
mmmmdddd:
register indirect
with displacement
nnnn: register
direct
MOV.L @(disp,Rm),Rn
Note: * In multiply-and-accumulate instructions, nnnn is the source register.