
CPU
Instruction Set
MOTOROLA
CPU
43
BHI rel
BHS rel
BIH rel
BIL rel
BIT #opr
BIT opr
BIT opr
BIT oprX
BIT oprX
BIT ,X
BLO rel
BLS rel
BMC rel
BMI rel
BMS rel
BNE rel
BPL rel
BRA rel
Branch if Higher
Branch if Higher or Same
Branch if IRQ Pin High
Branch if IRQ Pin Low
PC
←
(PC) + 2 + rel C
∨
Z = 0
PC
←
(PC) + 2 + rel C = 0
PC
←
(PC) + 2 + rel IRQ = 1
PC
←
(PC) + 2 + rel IRQ = 0
— — — — —
— — — — —
— — — — —
— — — — —
REL
REL
REL
REL
IMM
DIR
EXT
IX2
IX1
IX
REL
REL
REL
REL
REL
REL
REL
REL
DIR (b0)
DIR (b1)
DIR (b2)
DIR (b3)
DIR (b4)
DIR (b5)
DIR (b6)
DIR (b7)
REL
DIR (b0)
DIR (b1)
DIR (b2)
DIR (b3)
DIR (b4)
DIR (b5)
DIR (b6)
DIR (b7)
DIR (b0)
DIR (b1)
DIR (b2)
DIR (b3)
DIR (b4)
DIR (b5)
DIR (b6)
DIR (b7)
22
24
2F
2E
A5
B5
C5
D5
E5
F5
25
23
2C
2B
2D
26
2A
20
01
03
05
07
09
0B
0D
0F
21
00
02
04
06
08
0A
0C
0E
10
12
14
16
18
1A
1C
1E
rr
rr
rr
rr
ii
dd
hh ll
ee ff
ff
3
3
3
3
2
3
4
5
4
3
3
3
3
3
3
3
3
3
5
5
5
5
5
5
5
5
3
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Bit Test Accumulator with Memory Byte
(A)
∧
(M)
— —
¤
¤
—
Branch if Lower (Same as BCS)
Branch if Lower or Same
Branch if Interrupt Mask Clear
Branch if Minus
Branch if Interrupt Mask Set
Branch if Not Equal
Branch if Plus
Branch Always
PC
←
(PC) + 2 + rel C = 1
PC
←
(PC) + 2 + rel C
∨
Z = 1
PC
←
(PC) + 2 + rel I = 0
PC
←
(PC) + 2 + rel N = 1
PC
←
(PC) + 2 + rel I = 1
PC
←
(PC) + 2 + rel Z = 0
PC
←
(PC) + 2 + rel N = 0
PC
←
(PC) + 2 + rel 1 = 1
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
rr
rr
rr
rr
rr
rr
rr
rr
BRCLR n opr rel Branch if Bit n Clear
PC
←
(PC) + 2 + rel Mn = 0
— — — —
¤
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd
dd
dd
dd
dd
dd
dd
dd
BRN rel
Branch Never
PC
←
(PC) + 2 + rel 1 = 0
— — — — —
BRSET n opr rel Branch if Bit n Set
PC
←
(PC) + 2 + rel Mn = 1
— — — —
¤
BSET n opr
Set Bit n
Mn
←
1
— — — — —
Table 9. Instruction Set Summary (Continued)
Source
Form
Operation
Description
Effect on
CCR
A
M
O
O
C
H I N Z C
21-hc05cpu
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
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