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M68HC08 数据表(PDF) 83 Page - Freescale Semiconductor, Inc

部件名 M68HC08
功能描述  Microcontrollers
PDF  288 Pages
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制造商  FREESCALE [Freescale Semiconductor, Inc]
网页  http://www.freescale.com
标志 FREESCALE - Freescale Semiconductor, Inc

M68HC08 数据表(HTML) 83 Page - Freescale Semiconductor, Inc

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



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