參數(shù)資料
型號(hào): intel386 SX
廠商: Intel Corp.
英文描述: 32-Bit CPU With a 16-Bit External Data Bus And a 24-bit External Address Bus(帶16位內(nèi)部數(shù)據(jù)總線和24位內(nèi)部地址總線32位微處理器)
中文描述: 32位16位外部數(shù)據(jù)總線和24位外部地址總線CPU(帶16位內(nèi)部數(shù)據(jù)總線和24位內(nèi)部地址總線32位微處理器)
文件頁(yè)數(shù): 82/102頁(yè)
文件大?。?/td> 1166K
代理商: INTEL386 SX
Intel386
TM
SX MICROPROCESSOR
Table 9-1. Instruction Set Clock Count Summary
(Continued)
CLOCK COUNT
NOTES
Real
Address
Mode or
Virtual
8086
Mode
Real
Address
Mode or
Virtual
8086
Mode
INSTRUCTION
FORMAT
Protected
Virtual
Address
Mode
Protected
Virtual
Address
Mode
SEGMENT CONTROL
LDS
e
Load Pointer to DS
1 1 0 0 0 1 0 1
mod reg
r/m
7
*
26
*
/28
*
b
h, i, j
LES
e
Load Pointer to ES
1 1 0 0 0 1 0 0
mod reg
r/m
7
*
26
*
/28
*
b
h, i, j
LFS
e
Load Pointer to FS
0 0 0 0 1 1 1 1
1 0 1 1 0 1 0 0
mod reg
r/m
7
*
29
*
/31
*
b
h, i, j
LGS
e
Load Pointer to GS
0 0 0 0 1 1 1 1
1 0 1 1 0 1 0 1
mod reg
r/m
7
*
26
*
/28
*
b
h, i, j
LSS
e
Load Pointer to SS
0 0 0 0 1 1 1 1
1 0 1 1 0 0 1 0
mod reg
r/m
7
*
26
*
/28
*
b
h, i, j
FLAG CONTROL
CLC
e
Clear Carry Flag
1 1 1 1 1 0 0 0
2
2
CLD
e
Clear Direction Flag
1 1 1 1 1 1 0 0
2
2
CLI
e
Clear Interrupt Enable Flag
1 1 1 1 1 0 1 0
8
8
m
CLTS
e
Clear Task Switched Flag
0 0 0 0 1 1 1 1
0 0 0 0 0 1 1 0
5
5
c
l
CMC
e
Complement Carry Flag
1 1 1 1 0 1 0 1
2
2
LAHF
e
Load AH into Flag
1 0 0 1 1 1 1 1
2
2
POPF
e
Pop Flags
1 0 0 1 1 1 0 1
5
5
b
h, n
PUSHF
e
Push Flags
1 0 0 1 1 1 0 0
4
4
b
h
SAHF
e
Store AH into Flags
1 0 0 1 1 1 1 0
3
3
STC
e
Set Carry Flag
1 1 1 1 1 0 0 1
2
2
STD
e
Set Direction Flag
1 1 1 1 1 1 0 1
STI
e
Set Interrupt Enable Flag
1 1 1 1 1 0 1 1
8
8
m
ARITHMETIC
ADD
e
Add
Register to Register
0 0 0 0 0 0 d w
mod reg
r/m
2
2
Register to Memory
0 0 0 0 0 0 0 w
mod reg
r/m
7
**
7
**
b
h
Memory to Register
0 0 0 0 0 0 1 w
mod reg
r/m
6
*
6
*
b
h
Immediate to Register/Memory
1 0 0 0 0 0 s w
mod 0 0 0
r/m
immediate data
2/7
**
2/7
**
b
h
Immediate to Accumulator (short form)
0 0 0 0 0 1 0 w
immediate data
2
2
ADC
e
Add With Carry
Register to Register
0 0 0 1 0 0 d w
mod reg
r/m
2
2
Register to Memory
0 0 0 1 0 0 0 w
mod reg
r/m
7
**
7
**
b
h
Memory to Register
0 0 0 1 0 0 1 w
mod reg
r/m
6
*
6
*
b
h
Immediate to Register/Memory
1 0 0 0 0 0 s w
mod 0 1 0
r/m
immediate data
2/7
**
2/7
**
b
h
Immediate to Accumulator (short form)
0 0 0 1 0 1 0 w
immediate data
2
2
INC
e
Increment
Register/Memory
1 1 1 1 1 1 1 w
mod 0 0 0
r/m
2/6
**
2/6
**
b
h
Register (short form)
0 1 0 0 0
reg
2
2
SUB
e
Subtract
Register from Register
0 0 1 0 1 0 d w
mod reg
r/m
2
2
82
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