INTEL 186 EB/EC EVALUATION BOARD USER’S MANUAL

 

J2

C19

 

C32

 

 

+5V GND

5V/3V Select

 

C21 R11

C33

C30

E1

 

C31

A B C

 

 

 

C24

C20

D3

U11 R12

U6

R13

C22

 

 

C26

 

L3

 

L2

 

 

J1

C8

 

R2

 

P1

R3

PC Interface

 

GND

TP7

C25

 

 

 

 

 

U13

 

 

80X186EC

 

 

C27

 

EVAL 3V /

U14

 

U12

 

5V

 

 

 

 

 

 

 

C34

 

C28

C23

 

 

 

 

T0IN

JP2

 

 

 

T1OUT

 

 

 

T1IN

T0OUT

 

 

 

 

U7

 

 

 

 

 

 

 

 

 

 

C15

WRT

 

 

 

 

 

 

A

PROT

E2

 

 

 

 

 

 

B C

 

 

D

 

 

 

 

 

 

 

 

U8

 

 

A

 

 

E3

 

 

C16

 

 

B C

 

 

D

 

 

 

 

 

 

 

V

 

 

 

 

 

 

 

PP

 

 

 

 

 

 

 

SELECT

U5

U2

 

C11

 

 

C12

 

GND

TP6

C10

 

U3

 

C9

C13 R8 R7

C2

P2

 

C3

DCE Conntector

 

 

C4

TP1

 

 

L1

TP2

 

 

 

 

C5

 

 

TP3

 

 

Y1

 

 

TP4

 

 

 

 

 

 

 

 

TP5 C6

VCC

 

VCC

RP1

 

 

 

 

 

 

 

INT0

 

P3.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INT1

 

P3.1

 

186/188

 

INT2

 

P3.2

 

 

INT3

 

P3.3

 

SELECT

INT4

 

P3.4

 

 

 

 

 

 

E5

INT5

 

P3.5

C29

A B C

INT6

 

WDTOUT#

INT7

 

GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INTA#

 

BCLK0

 

 

 

 

 

 

 

 

GND

 

P2.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DRQ0

 

RXD1

 

 

 

 

 

 

 

 

DRQ1

 

TXD1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DRQ2

 

P2.6

 

 

 

 

 

 

 

 

DRQ3

 

CTS1#

 

 

 

 

 

 

 

 

GND

 

GND

 

 

 

 

 

 

 

 

GCS6#

 

+5V

 

 

 

 

 

 

 

 

GCS7#

 

+12V

 

 

 

 

 

 

 

 

 

U9

R9

FLASH

 

PWRDN

 

 

 

E4

 

A B C

C17

U10

 

 

 

 

R10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C18

U4

D1

 

R4

 

Q1

 

C7

S1

R5

 

 

R6

 

 

R1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C14

 

 

 

U1

 

 

 

C1

 

 

 

 

 

 

 

 

 

GND

TP8

GND

DT-R#

DEN#

RESOUT

BHE#

WR#

RD#

LA19

LA18

LA17

LA16

GND

LA15

LA14

LA13

LA12

LA11

LA10

LA9

LA8

GND

LA7

LA6

LA5

LA4

LA3

LA2

LA1

LA0

CC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JP1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

CLKOUT

+5V

+12V

GCS5#

NMI

LOCK#

ALE

READY

HOLD

HLDA

GND

AD15

AD14

AD13

AD12

AD11

AD10

AD9

AD8

GND

AD7

AD6

AD5

AD4

AD3

AD2

AD1

AD0

V

 

 

CC

A5288-01

Figure 2-2. Intel 186 EC Evaluation Board Layout

2-2

Page 18
Image 18
Intel 80L186EC, 80L188EC, 80L186EB, 80C186EB, 80C188EB, 80L188EB, 80C188EC, 80C186EC Intel 186 EC Evaluation Board Layout

80L188EB, 80C188EC, 80C188EB, 80L186EB, 80C186EB specifications

The Intel 80L188EC, 80C186EC, 80L186EC, 80C186EB, and 80L186EB microprocessors represent a significant evolution in Intel's 16-bit architecture, serving various applications in embedded systems and computing during the late 1980s and early 1990s. These microprocessors are designed to offer a blend of performance, efficiency, and versatility, making them suitable for a range of environments, including industrial control, telecommunications, and personal computing.

The Intel 80L188EC is a member of the 186 family, notable for its low-power consumption and integrated support for a range of peripheral devices. It operates at clock speeds of up to 10 MHz and features a 16-bit architecture, providing a balance of processing power and energy efficiency. The 80C186EC, on the other hand, is a more advanced version, offering enhanced performance metrics with faster clock speeds and improved processing capabilities, making it ideal for applications that require more computational power.

The 80L186EC shares similarities with the 80L188EC but is enhanced further for various low-power applications, especially where battery life is crucial. With a maximum clock speed of 16 MHz, it excels in scenarios demanding energy-efficient processing without sacrificing performance.

In contrast, the 80C186EB and 80L186EB are optimized versions that bring additional features to the table. The 80C186EB operates at higher clock speeds, coupled with an extended instruction set, enabling it to handle more complex tasks and run sophisticated software. These enhancements allow it to serve well in environments that require reliable performance under load, such as data acquisition systems or advanced control systems.

The 80L186EB is tailored for specific low-power scenarios, integrating Intel's sophisticated low-power technologies without compromising on speed. Utilizing advanced process technologies, these chips benefit from reduced heat output and extended operating life, a significant advantage in embedded applications.

Overall, these microprocessors showcase Intel's commitment to innovation in 16-bit processing, marked by their varying capabilities and power profiles tailored to meet the demands of diverse applications, from industrial systems to consumer electronics. Their legacy continues to influence subsequent generations of microprocessor designs, emphasizing performance, energy efficiency, and versatile applications in computing technology. As such, the Intel 80C186 and 80L188 families play a crucial role in understanding the evolution of microprocessor technology.