MC68HC11P2 Datasheet, PDF (224/268 Pages) Motorola, Inc – Microcontrollers

Freescale Semiconductor, Inc.
CPU Core and Instruction Set
Table 11-2. Instruction set (Sheet 2 of 8)
Mnemonic
ANDB (opr)
Operation
AND B with memory
ASL (opr)
Arithmetic shift left
ASLA
ASLB
ASLD
ASR
Arithmetic shift left A
Arithmetic shift left B
Arithmetic shift left D
Arithmetic shift right
ASRA
ASRB
BCC (rel)
BCLR (opr)
(msk)
Arithmetic shift right A
Arithmetic shift right B
Branch if carry clear
Clear bit(s)
BCS (rel)
BEQ (rel)
BGE (rel)
BGT (rel)
BHI (rel)
BHS (rel)
BITA (opr)
Branch if carry set
Branch if equal to zero
Branch if Å  zero
Branch if > zero
Branch if higher
Branch if higher or same
Bit(s) test A with memory
BITB (opr) Bit(s) test B with memory
BLE (rel)
BLO (rel)
BLS (rel)
BLT (rel)
BMI (rel)
BNE (rel)
Branch if ð zero
Branch if lower
Branch if lower or same
Branch if < zero
Branch if minus
Branch if ¦ zero
Description
B•M⇒B
C
b7
0
b0
C
b15
0
b0
C
b7
b0
C=0?
M • (mm) ⇒ M
C=1?
Z=1?
N⊕V=0?
Z + (N ⊕ V) = 0 ?
C+Z=0?
C=0?
A•M
B•M
Z + (N ⊕ V) = 1 ?
C=1?
C+Z=1?
N⊕V=1?
N=1?
Z=0?
Addressing
mode
B IMM
B DIR
B EXT
B IND, X
B IND, Y
EXT
IND, X
IND, Y
A INH
B INH
INH
Opcode
C4
D4
F4
E4
18 E4
78
68
18 68
48
58
05
Instruction
Operand
ii
dd
hh ll
ff
ff
hh ll
ff
ff
—
—
—
Cycles
2
3
4
4
5
6
6
7
2
2
3
Condition codes
SXH I NZVC
————∅∅ 0 —
————∅∅∅∅
————∅∅∅∅
————∅∅∅∅
————∅∅∅∅
EXT
IND, X
IND, Y
A INH
B INH
REL
DIR
IND, X
IND, Y
REL
REL
REL
REL
REL
REL
A IMM
A DIR
A EXT
A IND, X
A IND, Y
B IMM
B DIR
B EXT
B IND, X
B IND, Y
REL
REL
REL
REL
REL
REL
77
67
18 67
47
57
24
15
1D
18 1D
25
27
2C
2E
22
24
85
95
B5
A5
18 A5
C5
D5
F5
E5
18 E5
2F
25
23
2D
2B
26
hh ll
ff
ff
—
—
rr
dd mm
ff mm
ff mm
rr
rr
rr
rr
rr
rr
ii
dd
hh ll
ff
ff
ii
dd
hh ll
ff
ff
rr
rr
rr
rr
rr
rr
6 ————∅∅∅∅
6
7
2 ————∅∅∅∅
2 ————∅∅∅∅
3 ————————
6 ————∅∅ 0 —
7
8
3 ————————
3 ————————
3 ————————
3 ————————
3 ————————
3 ————————
2 ————∅∅ 0 —
3
4
4
5
2 ————∅∅ 0 —
3
4
4
5
3 ————————
3 ————————
3 ————————
3 ————————
3 ————————
3 ————————
Technical Data
CPU Core and Instruction Set
For More Information On This Product,
Go to: www.freescale.com
MC68HC11P2 — Rev 1.0