M80C286 查看數據表（PDF） - Intel
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M80C286 Datasheet PDF : 60 Pages
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M80C286
M80C286 INSTRUCTION SET SUMMARY (Continued)
FUNCTION
DATA TRANSFER (Continued)
LAHF Load AH with flags
SAHFeStore AH into flags
PUSHFePush flags
POPFePop flags
ARITHMETIC
ADDeAdd
Reg memory with register to either
Immediate to register memory
Immediate to accumulator
ADCeAdd with carry
Reg memory with register to either
Immediate to register memory
Immediate to accumulator
INCeIncrement
Register memory
Register
SUBeSubtract
Reg memory and register to either
Immediate from register memory
Immediate from accumulator
SBBeSubtract with borrow
Reg memory and register to either
Immediate from register memory
FORMAT
10011111
10011110
10011100
10011101
CLOCK COUNT
COMMENTS
Real
Address
Mode
Protected
Virtual
Address
Mode
Real
Address
Mode
Protected
Virtual
Address
Mode
2
2
2
2
3
3
2
9
5
5
24
9 15
0 0 0 0 0 0 d w mod reg r m
27
27
2
9
1 0 0 0 0 0 s w mod 0 0 0 r m
data
data if s w e 01 3 7
37
2
9
0000010w
data
data if we1
3
3
0 0 0 1 0 0 d w mod reg r m
27
27
2
9
1 0 0 0 0 0 s w mod 0 1 0 r m
data
data if s w e 01 3 7
37
2
9
0001010w
data
data if we1
3
3
1 1 1 1 1 1 1 w mod 0 0 0 r m
0 1 0 0 0 reg
27
27
2
9
2
2
0 0 1 0 1 0 d w mod reg r m
27
27
2
9
1 0 0 0 0 0 s w mod 1 0 1 r m
data
data if s w e 01 3 7
37
2
9
0010110w
data
data if we1
3
3
0 0 0 1 1 0 d w mod reg r m
27
27
2
9
1 0 0 0 0 0 s w mod 0 1 1 r m
data
data if s we01
37
37
2
9
Immediate from accumulator
0001110w
data
data if we1
3
3
DECeDecrement
Register memory
1 1 1 1 1 1 1 w mod 0 0 1 r m
27
27
2
9
Register
0 1 0 0 1 reg
2
2
CMPeCompare
Register memory with register
0 0 1 1 1 0 1 w mod reg r m
26
26
2
9
Register with register memory
0 0 1 1 1 0 0 w mod reg r m
27
27
2
9
Immediate with register memory
1 0 0 0 0 0 s w mod 1 1 1 r m
data
data if s we01
36
36
2
9
Immediate with accumulator
0011110w
data
data if we1
3
3
NEGeChange sign
1 1 1 1 0 1 1 w mod 0 1 1 r m
2
7
2
9
AAAeASCII adjust for add
00110111
3
3
DAAeDecimal adjust for add
00100111
3
3
53
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