NXP Semiconductors
FXTH87E
FXTH87E, Family of Tire Pressure Monitor Sensors
Effect
Bus
Opcode Operand Cycles
Address
on CCR
Source Form
Operation
Description
[1]
Mode
V H I N Z C
Decimal Adjust
Accumulator After
ADD or ADC of
BCD Values
72
1
DAA
(A)10
U – – Þ Þ Þ INH
DBNZ opr8a,rel
DBNZA rel
3B dd rr
4B rr
7
4
4
7
6
8
DIR
INH
INH
Decrement A, X, or
M
DBNZX rel
Decrement and
Branch if
5B rr
Branch if (result) ≠ 0 – – – – – –
DBNZ oprx8,X,rel
DBNZ ,X,rel
6B ff rr
7B rr
IX1
IX
Not Zero
DBNZX Affects X
Not H
DBNZ oprx8,SP,
rel
9E6B ff rr
SP1
DEC opr8a
DECA
M ← (M) – 0x01
A ← (A) – 0x01
DIR
INH
INH
IX1
IX
3A dd
4A ꢁ
5A ꢁ
6A ff
5
1
1
5
4
6
DECX
X ← (X) – 0x01
Þ – – Þ Þ –
M ← (M) – 0x01
Decrement
Divide
DEC oprx8,X
DEC ,X
M ← (M) – 0x01
M ← (M) – 0x01
7A ꢁ
9E6A ff
DEC oprx8,SP
SP1
A ← (H:A) ÷ (X)
52
6
DIV
– – – – Þ Þ INH
H ← Remainder
EOR #opr8i
EOR opr8a
IMM
DIR
EXT
A8 ii
B8 dd
2
3
4
4
3
3
5
4
EOR opr16a
EOR oprx16,X
EOR oprx8,X
EOR ,X
C8 hh ll
D8 ee ff
E8 ff
Exclusive OR
Memory with
Accumulator
IX2
0 – – Þ Þ –
IX1
A ← (A ⊕ M)
IX
F8 ꢁ
EOR oprx16,SP
EOR oprx8,SP
SP2
SP1
9ED8 ee ff
9EE8 ff
INC opr8a
INCA
M ← (M) + 0x01
A ← (A) + 0x01
X ← (X) + 0x01
M ← (M) + 0x01
M ← (M) + 0x01
M ← (M) + 0x01
DIR
INH
3C dd
4C ꢁ
5C ꢁ
6C ff
5
1
1
5
4
6
INCX
INH
Þ – – Þ Þ –
IX1
Increment
INC oprx8,X
INC ,X
IX
7C ꢁ
9E6C ff
INC oprx8,SP
SP1
JMP opr8a
JMP opr16a
JMP oprx16,X
JMP oprx8,X
JMP ,X
DIR
BC dd
CC hh ll
DC ee ff
EC ff
3
4
4
3
3
EXT
PC ← Jump
Address
Jump
– – – – – – IX2
IX1
IX
FC
FXTH87ERM
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© NXP B.V. 2019. All rights reserved.
Reference manual
Rev. 5.0 — 4 February 2019
77 / 183
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