Intel 80C186EC Manual page 52

80C186EC 188EC 80L186EC 188EC
INSTRUCTION SET SUMMARY
Function
DATA TRANSFER (Continued)
SEGMENT Segment Override
e
CS
SS
DS
ES
ARITHMETIC
ADD Add
e
Reg memory with register to either
Immediate to register memory
Immediate to accumulator
ADC Add with carry
e
Reg memory with register to either
Immediate to register memory
Immediate to accumulator
INC Increment
e
Register memory
Register
SUB Subtract
e
Reg memory and register to either
Immediate from register memory
Immediate from accumulator
SBB Subtract with borrow
e
Reg memory and register to either
Immediate from register memory
Immediate from accumulator
DEC Decrement
e
Register memory
Register
CMP Compare
e
Register memory with register
Register with register memory
Immediate with register memory
Immediate with accumulator
NEG Change sign register memory
e
AAA ASCII adjust for add
e
DAA Decimal adjust for add
e
AAS ASCII adjust for subtract
e
DAS Decimal adjust for subtract
e
MUL Multiply (unsigned)
e
Register-Byte
Register-Word
Memory-Byte
Memory-Word
Shaded areas indicate instructions not available in 8086 8088 microsystems
NOTE
Clock cycles shown for byte transfers for word operations add 4 clock cycles for all memory transfers
52
(Continued)
Format
0 0 1 0 1 1 1 0
0 0 1 1 0 1 1 0
0 0 1 1 1 1 1 0
0 0 1 0 0 1 1 0
0 0 0 0 0 0 d w mod reg r m
1 0 0 0 0 0 s w mod 0 0 0 r m
0 0 0 0 0 1 0 w data
0 0 0 1 0 0 d w mod reg r m
1 0 0 0 0 0 s w mod 0 1 0 r m
0 0 0 1 0 1 0 w data
1 1 1 1 1 1 1 w mod 0 0 0 r m
0 1 0 0 0 reg
0 0 1 0 1 0 d w mod reg r m
1 0 0 0 0 0 s w mod 1 0 1 r m
0 0 1 0 1 1 0 w data
0 0 0 1 1 0 d w mod reg r m
1 0 0 0 0 0 s w mod 0 1 1 r m
0 0 0 1 1 1 0 w data
1 1 1 1 1 1 1 w mod 0 0 1 r m
0 1 0 0 1 reg
0 0 1 1 1 0 1 w mod reg r m
0 0 1 1 1 0 0 w mod reg r m
1 0 0 0 0 0 s w mod 1 1 1 r m
0 0 1 1 1 1 0 w data
1 1 1 1 0 1 1 w mod 0 1 1 r m
0 0 1 1 0 1 1 1
0 0 1 0 0 1 1 1
0 0 1 1 1 1 1 1
0 0 1 0 1 1 1 1
1 1 1 1 0 1 1 w mod 100 r m
data data if s w 01
e
data if w 1
e
data data if s w 01
e
data if w 1
e
data data if s w 01
e
data if w 1
e
data data if s w 01
e
data if w 1
e
data data if s w 01
e
data if w 1
e
80C186EC 80C188EC
Comments
Clock Clock
Cycles Cycles
2 2
2 2
2 2
2 2
3 10 3 10
4 16 4 16
3 4 3 4 8 16-bit
3 10 3 10
4 16 4 16
3 4 3 4 8 16-bit
3 15 3 15
3 3
3 10 3 10
4 16 4 16
3 4 3 4 8 16-bit
3 10 3 10
4 16 4 16
3 4 3 4 8 16-bit
3 15 3 15
3 3
3 10 3 10
3 10 3 10
3 10 3 10
3 4 3 4 8 16-bit
3 10 3 10
8 8
4 4
7 7
4 4
26–28 26–28
35–37 35–37
32–34 32–34
41–43 41–43