u.s: SERVICE OFFICES

CALIFORNIA

GEORGIA

 

 

 

NEW JERSEY

 

 

PENNSYLVANIA

 

Intel

Corp.

 

Intel

Corp.

 

 

Intel

Corp.

 

 

 

Intel

Corp.

 

Avenue

1350

Shorebird Way

3300

Holcombe Bridge Road

385

Sylvan Avenue

 

500

Pennsylvania

MI. View

94043

Suite

225

 

 

 

EngleWood

Cliffs 07632

 

Fort

Washington

19034

Tel:

(415)

968·8211

Norcross

30092

twx: (2?116.is~!8~~0

 

twx: (2J~6~~2W~

TWX:

910·339·9279

Tel:

(404)

 

441·1171

 

910·338·0255

IWNOIS

 

 

 

NEW YORK

 

 

Intel

Corp.

 

 

Intel

Corp.

 

 

 

 

 

 

Cenler

Bouleyard

 

 

 

 

 

 

 

 

 

 

 

201

Penn

2000

E. 4th ·Street

Intel

Corp.

 

 

Intel

Corp.

 

 

 

Suile

 

301

W

 

Suile

110

 

2550

GoW

Road

2255

Lyell

Avenue

 

~~~b~¥;) ':m540

Santa Ana 92705

Suite

815

 

 

 

Rochester

14606

 

~:(7J~6.5~~~~W

~"r3J~~l\%%~0008

NORTH CAIIOLINA

 

TEXAS

 

 

 

 

 

 

 

 

 

 

Tel:

(716)

254,6120

 

 

 

 

 

 

Intel

Corp.

 

 

 

 

 

 

Intel

Corp.

 

 

 

~,t;1

f"Ktiderson

Lane

~:~O D~rt~~jr, .Road

KANSAS

 

 

 

 

Drive

 

 

 

 

 

 

5600

Executive

 

Suite

 

314

 

 

Tel:

(71 . 268-3563

Intel

Corp.

 

 

Suite

113

 

 

 

Austin

78752

 

Intel

Corp.

 

8400

W.

110th

Street

Charlotte 282t2

 

 

Tel:

(512)454·3628

 

Suite

170

 

 

 

Tel:

(704)

568·8966

 

TWX:

 

910-874·1347

5530

·N. Corbin Avenue

Overland

Park

66210

 

 

 

 

 

 

 

 

 

 

Suite

120

 

Tel: (913) 642-8080

Intel

Corp.

 

 

Road

Intel

Corp.

 

 

Tarzana 91356

 

 

 

 

 

2306

W. Meadowview

12300

Ford Rosd

Tel:

(213)

708·0333

MARYLAND

 

Suite

206

27407

 

SUite

 

380

 

 

COLORADO

Hanover 21076

 

Greensboro

 

Dallas

75234

 

 

Tel:

(919)

294·1541

 

~:(2J{~~t~~7

Intel Corp. 7257 Parkway Drive

 

 

 

 

 

 

Intel

Corp.

 

twx:(3?1'6~~~~

OHIO

 

 

 

 

 

 

 

 

650

South

Cherry

 

 

 

~n~~ ~~'.

Freeway

Suite

720

 

 

 

 

 

 

~~~g~n~lfr.lnard

 

 

Denver 80222

IWISACItUIIETTS

Bldg.

 

Suite

 

1490

 

 

twx:(3gfJ.9~~~2ra~

Intel

Corp.

 

 

28001 Cha~rin

Boulevard

Houston 77074

 

 

 

 

 

 

 

 

 

Suite

305

 

 

 

 

CONNECTICUT

27 Industrial Avenue

~~l~J;6..~~9~15

.

~:(7J~6-8~~2~~8

Chelmsford

01824

VIRGINIA

 

 

Intel

Corp.

 

~:(6jr6.:A~~'::

 

 

 

 

 

 

 

 

 

 

36 Padanaram Rosd

MICHIGAN

 

 

Intel

Corp.

 

 

 

Intel

Corp..

 

v~n'(~3~~Jg.8366

 

 

. Dayton 45414

 

 

Suite

 

412

 

 

 

 

 

 

 

 

 

 

6500

Poe

Avenue

 

7700

 

Leesburg Pike

FLORIDA

 

26500 Northwestern Highway

twx: (8:J..~~~~~5

 

Falls

 

Church 22043

 

 

 

Intel

Corp.

 

 

 

 

 

 

 

 

\~ ~~: ·62nd Street

Suite

401

 

 

 

OKLAtIOIIA

 

 

~:(7~fJ.9~ttJ~g7

Southfield

48075

 

 

WASHINGTON

 

~:(3J~6'2~~.4~50

 

 

 

 

 

 

Suite

104

 

Intel

Corp.

 

 

 

 

Ft. Lauderdale 33309

MINNESOTA

 

4157

S. Harvard

 

Intel

Corp.

Avenue N.E.

~:(3gfJ.91~~,o

 

Tulsa 74101

 

 

Suite

 

510

 

 

 

 

 

 

 

 

Suite

123

 

 

 

"0 l10th

~~

~\:1altland Avenue

Intel

Corp.

Boulevard

Tel:

(918)

744·8068

 

Bellevue 98004

 

Suite

355

 

OREGON

 

 

 

TWX: 910·443·3002

 

 

 

7401

Metro

 

 

 

 

 

Tel:

1·800·538·0662

Suite

205

 

Edina 55435

 

 

 

 

 

 

 

 

 

 

 

MalUand 32751

 

Intel

Corp.

 

 

 

W18COH8IH

 

~:(6Jr6.~~~~W

 

 

 

 

~:(3g,~.8~~9~~~3

10700 SW. Beaverton·Hlllsdale

 

 

 

 

 

 

 

 

 

 

HIQhway

 

 

 

\~I

~("~un~YSlope Road

Intel

Corp.

 

MISSOURI

 

 

SUite

22

 

 

 

 

 

 

 

 

 

Beaverton

97005

 

Suite

 

148

 

 

5151

Adanson Street

 

 

 

 

 

 

 

 

 

4203

Earth

City Expressway

~:(5~?J..rr~8~~6

 

Tel:

(414)

784·9060

Ortando 32804

 

 

 

 

Intel

Corp.

 

 

 

 

 

 

 

Brookfl8ld

53005

 

Tel:

(305)

628·2393

Suite

143

 

 

 

 

 

 

 

 

 

 

 

 

 

f:r\3~::r ~~~~'5

,I:

Page 208 Page 210
Page 209
Image 209
Intel MCS-80/85 manual Service Offices
Page 208 Page 210

MCS-80/85 specifications

The Intel MCS-80/85 family, introduced in the late 1970s, is a seminal collection of microprocessors that played a pivotal role in the early days of computing. The MCS-80 series, initially targeting embedded systems and control applications, gained remarkable attention due to its innovative architecture and flexible programming capabilities.

The MCS-80 family is anchored by the 8080 microprocessor, which was one of the first fully integrated 8-bit microprocessors. Released in 1974, the 8080 operated at clock speeds ranging from 2 MHz to 3 MHz and featured a 16-bit address bus capable of addressing up to 64KB of memory. The processor’s instruction set included around 78 instructions, providing extensive capabilities for data manipulation, logic operations, and branching.

Complementing the 8080 was a suite of support chips, forming the MCS-80 platform. The most notable among them was the 8155, which integrated a static RAM, I/O ports, and a timer, tailored for ease of designing systems around the 8080. Other support chips included the 8085, which provided improvements with an integrated clock generator, making it compatible with more modern designs and applications.

The MCS-85 series, on the other hand, revolves around the 8085 microprocessor, which provided a more advanced architecture. The 8085 operated at clock speeds of up to 6 MHz and came with a 16-bit address bus, similar to its predecessor. However, it introduced more sophisticated features, including an enhanced instruction set and support for interrupt-driven programming. These enhancements made the 8085 especially appealing to developers working in real-time processing environments.

The MCS-80/85 family utilized NMOS technology, known for its lower power consumption and higher performance compared to previous technologies like TTL. The family’s architecture allowed for easy interfacing with a variety of peripherals, making it a favorite for educational institutions and hobbyists embarking on computer engineering projects.

With its robustness, versatility, and affordability, the Intel MCS-80/85 microprocessors laid the groundwork for many subsequent microcomputer systems and applications. The legacy of this powerful family continues to influence modern microprocessor design, emphasizing the importance of reliable architecture in a rapidly evolving technology landscape.
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