S80C186EC20 Intel, S80C186EC20 Datasheet - Page 53

• Manufacturer Part Number: S80C186EC20
• Description: 16-BIT HIGH-INTEGRATION EMBEDDED PROCESSOR
• Manufacturer: Intel

INSTRUCTION SET SUMMARY
ARITHMETIC (Continued)
IMUL
Register-Byte
Register-Word
Memory-Byte
Memory-Word
IMUL
DIV
Register-Byte
Register-Word
Memory-Byte
Memory-Word
IDIV
Register-Byte
Register-Word
Memory-Byte
Memory-Word
AAM
AAD
CBW
CWD
LOGIC
Shift Rotate Instructions
Register Memory by 1
Register Memory by CL
Register Memory by Count
AND
Reg memory and register to either
Immediate to register memory
Immediate to accumulator
TEST
Register memory and register
Immediate data and register memory
Immediate data and accumulator
OR
Reg memory and register to either
Immediate to register memory
Immediate to accumulator
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
(signed)
e
e
e
e
e
e
Or
e
e
e
e
e
Divide (unsigned)
Integer divide (signed)
And function to flags no result
ASCII adjust for divide
And
ASCII adjust for multiply
Convert byte to word
Convert word to double word
Integer multiply (signed)
Integer Immediate multiply
Function
1 1 1 1 0 1 1 w
1 1 1 1 0 1 1 w
1 1 1 1 0 1 1 w
1 1 0 1 0 0 0 w
1 1 0 1 0 0 1 w
1 1 0 0 0 0 0 w
0 0 1 0 0 0 d w
1 0 0 0 0 0 0 w
0 0 1 0 0 1 0 w
1 0 0 0 0 1 0 w
1 1 1 1 0 1 1 w
1 0 1 0 1 0 0 w
0 0 0 0 1 0 d w
1 0 0 0 0 0 0 w
0 0 0 0 1 1 0 w
0 1 1 0 1 0 s 1
1 1 0 1 0 1 0 0
1 1 0 1 0 1 0 1
1 0 0 1 1 0 0 0
1 0 0 1 1 0 0 1
(Continued)
TTT Instruction
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0 SHL SAL
1 0 1
1 1 1
mod 1 0 1 r m
mod 1 1 0 r m
mod 1 1 1 r m
mod 1 0 0 r m
mod 0 0 0 r m
mod 0 0 1 r m
0 0 0 0 1 0 1 0
0 0 0 0 1 0 1 0
mod TTT r m
mod TTT r m
mod TTT r m
mod reg r m
mod reg r m
mod reg r m
mod reg r m
data
data
data
ROL
ROR
RCL
RCR
SHR
SAR
Format
data if w
data if w
data if w
count
data
data
data
data
e
e
e
1
1
1
80C186EC 188EC 80L186EC 188EC
data if w
data if w
data if w
data if s
e
e
e
e
0
1
1
1
5
5
80C186EC
a
a
22–25
Cycles
25–28
34–37
31–34
40–43
29–32
44–52
53–61
50–58
59–67
Clock
2 15
n 17
3 10
4 16
3 10
4 10
3 10
4 16
n 17
3 4
3 4
3 4
29
38
35
44
19
15
2
4
a
a
n 5
n 5
80C188EC
a
a
40–43
22–25
59–67
Cycles
25–28
34–37
32–34
29–32
44–52
53–61
50–58
Clock
3 10
4 16
4 10
3 10
4 16
2 15
n 17
3 10
3 4
3 4
n 17
44
3 4
29
38
35
19
15
2
4
a
a
n
n
Comments
8 16-bit
8 16-bit
8 16-bit
53