MC908JB16DWE Datasheet, PDF (90/332 Pages) Freescale Semiconductor, Inc – Microcontrollers

Central Processor Unit (CPU)
Table 6-1. Instruction Set Summary (Sheet 7 of 8)
Source
Form
Operation
RTI
Return from Interrupt
RTS
SBC #opr
SBC opr
SBC opr
SBC opr,X
SBC opr,X
SBC ,X
SBC opr,SP
SBC opr,SP
SEC
SEI
STA opr
STA opr
STA opr,X
STA opr,X
STA ,X
STA opr,SP
STA opr,SP
STHX opr
STOP
STX opr
STX opr
STX opr,X
STX opr,X
STX ,X
STX opr,SP
STX opr,SP
SUB #opr
SUB opr
SUB opr
SUB opr,X
SUB opr,X
SUB ,X
SUB opr,SP
SUB opr,SP
Return from Subroutine
Subtract with Carry
Set Carry Bit
Set Interrupt Mask
Store A in M
Store H:X in M
Enable IRQ Pin; Stop Oscillator
Store X in M
Subtract
Description
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)
SP ← SP + 1; Pull (PCH)
SP ← SP + 1; Pull (PCL)
A ← (A) – (M) – (C)
C←1
I←1
M ← (A)
(M:M + 1) ← (H:X)
I ← 0; Stop Oscillator
M ← (X)
A ← (A) – (M)
Effect on
CCR
VH I NZC
↕ ↕ ↕ ↕ ↕ ↕ INH
– – – – – – INH
IMM
DIR
EXT
↕
–
–↕
↕
↕
IX2
IX1
IX
SP1
SP2
– – – – – 1 INH
– – 1 – – – INH
DIR
EXT
IX2
0 – – ↕ ↕ – IX1
IX
SP1
SP2
0 – – ↕ ↕ – DIR
– – 0 – – – INH
DIR
EXT
IX2
0 – – ↕ ↕ – IX1
IX
SP1
SP2
IMM
DIR
EXT
↕
–
–↕
↕
↕
IX2
IX1
IX
SP1
SP2
80
7
81
4
A2 ii
2
B2 dd 3
C2 hh ll 4
D2 ee ff 4
E2 ff
3
F2
2
9EE2 ff
4
9ED2 ee ff 5
99
1
9B
2
B7 dd 3
C7 hh ll 4
D7 ee ff 4
E7 ff
3
F7
2
9EE7 ff
4
9ED7 ee ff 5
35 dd 4
8E
1
BF dd 3
CF hh ll 4
DF ee ff 4
EF ff
3
FF
2
9EEF ff
4
9EDF ee ff 5
A0 ii
2
B0 dd 3
C0 hh ll 4
D0 ee ff 4
E0 ff
3
F0
2
9EE0 ff
4
9ED0 ee ff 5
Technical Data
90
Central Processor Unit (CPU)
MC68HC908JB16 — Rev. 1.1
Freescale Semiconductor