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Instruction Set Encoding
4-187
Assembly Language Instructions
4.15 Instruction Set Encoding
Instructions 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ADD A
n
[~], A
n
, {
adrs
} [,
next A
]
1 1 1 0 ~A
next A
A
n adrs
x
dma16
(for direct) or
offset16
(long relative) [see section 4.13]
ADD A
n
[~], A
n
[~],
imm16
[,
next A
]
1 1 1 0 0
next A
A
n
0 0 0 0 0 1 A~ ~A
x
imm16
ADD A
n
[~], A
n
[~], PH [
, next A
] 1 1 1 0 0
next A
A
n
0 1 1 0 1 0 A~ ~A
ADD A
n
[~], A
n
~, A
n
[
, next A
] 1 1 1 0 0
next A
A
n
0 0 1 0 1 0 A~ ~A
ADD R
x
,
imm16
1 1 1 1 1 1 1 0 0 0 0 0 R
x
0 0
x
imm16
ADD R
x
, R5 1 1 1 1 1 1 1 0 0 1 0 0 R
x
0 0
ADD AP
n
,
imm5
1 1 1 1 1 0 1 AP
n
0 1 0
imm5
ADDB A
n
,
imm5
1 0 1 0 0 0 0 A
n imm8
ADDB R
x
,
imm8
1 0 1 1 0 0
k4 k3 k2 k7 k6 k5
R
x k1 k0
ADDS A
n
[~], A
n
, {
adrs
}
0 0 0 0 ~A 1 1 A
n adrs
x
dma16
(for direct) or
offset16
(long relative) [see section 4.13]
ADDS A
n
[~], A
n
[~],
pma16
1 1 1 0 0 1 1 A
n
0 0 0 0 0 1 A~ ~A
x
pma16
ADDS A
n
[~], A
n
~, A
n
1 1 1 0 0 1 1 A
n
0 0 1 0 1 0 A~ ~A
ADDS A
n
[~], A
n
[~], PH 1 1 1 0 0 1 1 A
n
0 1 1 0 1 0 A~ ~A
AND A
n
, {
adrs
}
0 1 0 0 0 1 0 A
n adrs
x
dma16
(for direct) or
offset16
(long relative) [see section 4.13]
AND A
n
[~], A
n
[~],
imm16
[
, next A
]
1 1 1 0 0
next A
A
n
1 0 1 0 0 1 A~ ~A
x
imm16
AND A
n
[~], A
n
~, A
n
[
, next A
] 1 1 1 0 0
next A
A
n
0 1 0 1 0 0 A~ ~A
AND TF
n
, {
flagadrs
} 1 0 0 1 1
flg Not
1 0 0
flagadrs
AND TF
n
, {
cc
}
[, R
x
] 1 0 0 1 0
flg Not cc
R
x
1 0
ANDB A
n
,
imm8
1 0 1 0 1 0 1 A
n imm8
ANDS A
n
, {
adrs
}
0 1 0 0 0 1 1 A
n adrs
x
dma16
(for direct) or
offset16
(long relative) [see section 4.13]
ANDS A
n
[~], A
n
[~],
pma16
1 1 1 0 0 1 1 A
n
1 0 1 0 0 1 A~ ~A
ANDS A
n
[~], A
n
~, A
n
1 1 1 0 0 1 1 A
n
0 1 0 1 0 0 A~ ~A
BEGLOOP 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0
CALL
pma16
1 0 0 0 0 1 0 1 0 1 0 1 0 0 0 0 0
x
pma16
CALL *A
n
1 0 0 0 1 1 0 A
n
0 0 0 0 0 0 0 0
C
cc
pma16
1 0 0 0 0 1
Not cc
0 0 0 0 0
x
pma16