user manual
Instruction Set
General Release Specification MC68HC05RC16 — Rev. 3.0
100 Instruction Set MOTOROLA
ROR
opr
RORA
RORX
ROR
opr
,X
ROR ,X
Rotate Byte Right through Carry Bit — — ↕ ↕↕
DIR
INH
INH
IX1
IX
36
46
56
66
76
dd
ff
5
3
3
6
5
RSP Reset Stack Pointer SP ← $00FF ————— INH 9C 2
RTI Return from Interrupt
SP ← (SP) + 1; Pull (CCR)
SP ← (SP) + 1; Pull (A)
SP ← (SP) + 1; Pull (X)
SP ← (SP) + 1; Pull (PCH)
SP ← (SP) + 1; Pull (PCL)
↕ ↕↕↕↕ INH 80 9
RTS Return from Subroutine
SP ← (SP) + 1; Pull (PCH)
SP ← (SP) + 1; Pull (PCL)
————— INH 81 6
SBC #
opr
SBC
opr
SBC
opr
SBC
opr
,X
SBC
opr
,X
SBC ,X
Subtract Memory Byte and Carry Bit from
Accumulator
A ← (A) – (M) – (C) — — ↕↕↕
IMM
DIR
EXT
IX2
IX1
IX
A2
B2
C2
D2
E2
F2
ii
dd
hh ll
ee ff
ff
2
3
4
5
4
3
SEC Set Carry Bit C ← 1 ———— 1 INH 99 2
SEI Set Interrupt Mask I ← 1 — 1 — — — INH 9B 2
STA
opr
STA
opr
STA
opr
,X
STA
opr
,X
STA ,X
Store Accumulator in Memory M ← (A) — — ↕ ↕ —
DIR
EXT
IX2
IX1
IX
B7
C7
D7
E7
F7
dd
hh ll
ee ff
ff
4
5
6
5
4
STOP Stop Oscillator and Enable IRQ Pin — 0 — — — INH 8E 2
STX
opr
STX
opr
STX
opr
,X
STX
opr
,X
STX ,X
Store Index Register In Memory M ← (X) — — ↕ ↕ —
DIR
EXT
IX2
IX1
IX
BF
CF
DF
EF
FF
dd
hh ll
ee ff
ff
4
5
6
5
4
SUB #
opr
SUB
opr
SUB
opr
SUB
opr
,X
SUB
opr
,X
SUB ,X
Subtract Memory Byte from Accumulator A ← (A) – (M) — — ↕↕↕
IMM
DIR
EXT
IX2
IX1
IX
A0
B0
C0
D0
E0
F0
ii
dd
hh ll
ee ff
ff
2
3
4
5
4
3
SWI Software Interrupt
PC ← (PC) + 1; Push (PCL)
SP ← (SP) – 1; Push (PCH)
SP ← (SP) – 1; Push (X)
SP ← (SP) – 1; Push (A)
SP ← (SP) – 1; Push (CCR)
SP ← (SP) – 1; I ← 1
PCH ← Interrupt Vector High Byte
PCL ← Interrupt Vector Low Byte
— 1 — — — INH 83 10
TAX Transfer Accumulator to Index Register X ← (A) ————— INH 97 2
Table 10-6. Instruction Set Summary (Continued)
Source
Form
Operation Description
Effect on
CCR
Address
Mode
Opcode
Operand
Cycles
HINZC
b0
b7
C