mc68hc908bd48 Freescale Semiconductor, Inc, mc68hc908bd48 Datasheet - Page 79

• Manufacturer Part Number: mc68hc908bd48
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

MC68HC908BD48
Freescale Semiconductor
CMP #opr
CMP opr
CMP opr
CMP opr,X
CMP opr,X
CMP ,X
CMP opr,SP
CMP opr,SP
COM opr
COMA
COMX
COM opr,X
COM ,X
COM opr,SP
CPHX #opr
CPHX opr
CPX #opr
CPX opr
CPX opr
CPX ,X
CPX opr,X
CPX opr,X
CPX opr,SP
CPX opr,SP
DAA
DBNZ opr,rel
DBNZA rel
DBNZX rel
DBNZ opr,X,rel
DBNZ X,rel
DBNZ opr,SP,rel
DEC opr
DECA
DECX
DEC opr,X
DEC ,X
DEC opr,SP
DIV
Source
Form
Compare A with M
Complement (One’s Complement)
Compare H:X with M
Compare X with M
Decimal Adjust A
Decrement and Branch if Not Zero
Decrement
Divide
—
Rev. 2.1
Operation
Table 6-1. Instruction Set Summary (Continued)
Central Processor Unit (CPU)
A ← (A) – 1 or M ← (M) – 1 or X ← (X) – 1
PC ← (PC) + 3 + rel ? (result) ≠ 0
PC ← (PC) + 2 + rel ? (result) ≠ 0
PC ← (PC) + 2 + rel ? (result) ≠ 0
PC ← (PC) + 3 + rel ? (result) ≠ 0
PC ← (PC) + 2 + rel ? (result) ≠ 0
PC ← (PC) + 4 + rel ? (result) ≠ 0
M ← (M) = $FF – (M)
M ← (M) = $FF – (M)
M ← (M) = $FF – (M)
M ← (M) = $FF – (M)
A ← (A) = $FF – (M)
X ← (X) = $FF – (M)
(H:X) – (M:M + 1)
H ← Remainder
A ← (H:A)/(X)
Description
M ← (M) – 1
M ← (M) – 1
M ← (M) – 1
M ← (M) – 1
A ← (A) – 1
X ← (X) – 1
(A) – (M)
(X) – (M)
(A)
10
U – –
V H I N Z C
0 – –
– – – – – –
– – – –
– –
– –
– –
– –
Effect on
CCR
Central Processor Unit (CPU)
1
–
IMM
DIR
EXT
IX2
IX1
IX
SP1
SP2
DIR
INH
INH
IX1
IX
SP1
IMM
DIR
IMM
DIR
EXT
IX2
IX1
IX
SP1
SP2
INH
DIR
INH
INH
IX1
IX
SP1
DIR
INH
INH
IX1
IX
SP1
INH
9EE1
9ED1
9EE3
9ED3
9E6B
9E6A
9E63
C1
D1
C3
D3
A1
B1
E1
F1
33
43
53
63
73
65
75
A3
B3
E3
F3
72
3B
4B
5B
6B
7B
3A
4A
5A
6A
7A
52
Data Sheet
ii
dd
hh ll
ee ff
ff
ff
ee ff
dd
ff
ff
ii ii+1
dd
ii
dd
hh ll
ee ff
ff
ff
ee ff
dd rr
rr
rr
ff rr
rr
ff rr
dd
ff
ff
79
2
3
4
4
3
2
4
5
4
1
1
4
3
5
3
4
2
3
4
4
3
2
4
5
2
5
3
3
5
4
6
4
1
1
4
3
5
7