MC68HC705 MOTOROLA [Motorola, Inc], MC68HC705 Datasheet - Page 163

• Manufacturer Part Number: MC68HC705
• Description: HCMOS Microcontroller Unit
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC705C8A — Rev. 2.0
MOTOROLA
BIH rel
BIL rel
BIT #opr
BIT opr
BIT opr
BIT opr,X
BIT opr,X
BIT ,X
BLO rel
BLS rel
BMC rel
BMI rel
BMS rel
BNE rel
BPL rel
BRA rel
BRCLR n opr rel Branch if Bit n Clear
BRN rel
BRSET n opr rel Branch if Bit n Set
BSET n opr
BSR rel
CLC
CLI
Source
Form
Branch if IRQ Pin High
Branch if IRQ Pin Low
Bit Test Accumulator with Memory Byte
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
Branch Never
Set Bit n
Branch to Subroutine
Clear Carry Bit
Clear Interrupt Mask
Table 12-6. Instruction Set Summary (Sheet 2 of 6)
Operation
Instruction Set
PC
PC
PC
PC
PC
PC
PC
PC
PC
SP
PC
PC
PC
PC
PC
(PC) + 2 + rel ? C
(PC) + 2 + rel ? IRQ = 1
(PC) + 2 + rel ? IRQ = 0
(PC) + 2 + rel ? Mn = 0
(PC) + 2 + rel ? Mn = 1
PC
Description
(PC) + 2 + rel ? C = 1
(PC) + 2 + rel ? N = 1
(PC) + 2 + rel ? Z = 0
(PC) + 2 + rel ? N = 0
(SP) – 1; push (PCH)
SP
(PC) + 2 + rel ? 1 = 1
(PC) + 2 + rel ? 1 = 0
(PC) + 2; push (PCL)
(PC) + 2 + rel ? I = 0
(PC) + 2 + rel ? I = 1
(A)
Mn
C
I
(PC) + rel
(SP) – 1
(M)
0
0
1
Z = 1 — — — — —
— — — — —
— — — — —
— —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — —
— — — — —
— — — —
— — — — —
— — — — —
— — — — 0
— 0 — — —
H I N Z C
Effect on
CCR
Instruction Set Summary
—
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)
DIR (b0)
DIR (b1)
DIR (b2)
DIR (b3)
DIR (b4)
DIR (b5)
DIR (b6)
DIR (b7)
REL
REL
IMM
EXT
REL
REL
REL
REL
REL
REL
REL
REL
REL
REL
DIR
INH
INH
IX2
IX1
IX
Technical Data
Instruction Set
C5
D5
2C
2D
0D
0C
1C
AD
2F
2E
A5
B5
E5
F5
2B
2A
0B
0F
0A
0E
1A
1E
9A
25
23
26
20
01
03
05
07
09
21
00
02
04
06
08
10
12
14
16
18
98
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
dd rr
ee ff
hh ll
dd
dd
dd
dd
dd
dd
dd
dd
dd
rr
rr
rr
rr
rr
rr
rr
rr
rr
rr
rr
rr
ff
ii
163
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
6
2
2