mc68hc908bd48 Freescale Semiconductor, Inc, mc68hc908bd48 Datasheet - Page 83

• Manufacturer Part Number: mc68hc908bd48
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

MC68HC908BD48
Freescale Semiconductor
SUB #opr
SUB opr
SUB opr
SUB opr,X
SUB opr,X
SUB ,X
SUB opr,SP
SUB opr,SP
SWI
TAP
TAX
TPA
TST opr
TSTA
TSTX
TST opr,X
TST ,X
TST opr,SP
TSX
TXA
TXS
Source
Form
Subtract
Software Interrupt
Transfer A to CCR
Transfer A to X
Transfer CCR to A
Test for Negative or Zero
Transfer SP to H:X
Transfer X to A
Transfer H:X to SP
—
Rev. 2.1
Operation
Table 6-1. Instruction Set Summary (Continued)
Central Processor Unit (CPU)
(A) – $00 or (X) – $00 or (M) – $00
PCH ← Interrupt Vector High Byte
PCL ← Interrupt Vector Low Byte
PC ← (PC) + 1; Push (PCL)
SP ← (SP) – 1; Push (PCH)
SP ← (SP) – 1; Push (CCR)
SP ← (SP) – 1; Push (X)
SP ← (SP) – 1; Push (A)
SP ← (SP) – 1; I ← 1
(SP) ← (H:X) – 1
H:X ← (SP) + 1
A ← (A) – (M)
Description
CCR ← (A)
A ← (CCR)
X ← (A)
A ← (X)
V H I N Z C
– – 1 – – – INH
– – – – – – INH
– – – – – – INH
0 – –
– – – – – – INH
– – – – – – INH
– – – – – – INH
– –
Effect on
CCR
Central Processor Unit (CPU)
–
IMM
DIR
EXT
IX2
IX1
IX
SP1
SP2
INH
DIR
INH
INH
IX1
IX
SP1
9EE0
9ED0
9E6D
C0
D0
3D
4D
5D
6D
7D
A0
B0
E0
F0
83
84
97
85
95
9F
94
Data Sheet
ii
dd
hh ll
ee ff
ff
ff
ee ff
dd
ff
ff
83
2
3
4
4
3
2
4
5
9
2
1
1
3
1
1
3
2
4
2
1
2