GID1

E427

GOERR

E608

GCNT

E785

GCN1

E78C

GETTTY

EBDB

GET1

EBE2

GET3

EBED

GETKD0

EC38

GETKEY

EC40

GETKY

EC43

GETK0

EC55

GETK00

EC67

GETK1

EC71

GETK1B

EC80

GETK2

EC82

GETK3

EC8D

GETK4

EC93

GETK5

ECA4

GETK6

ECB9

GETK7

ECBE

GETK8

ECBF

GETK11

ECC9

GETK12

ECD2

GETK13

ECE1

GETK14

ECEB

GETK10

ECEC

GETTAP

EE29

GETA1

EE2B

GETFMT

F499

GOGO

FA4A

GOGO1

FA5B

GOTIT

FE5F

HISTM

A42E

HISTP

A414

HIST

A42E

HEX

EA7D

HATCJ

FC3D

HATCH

FCB6

IRQV4

A400

IRQV2

A404

INFLG

A412

IBUFM

A460

IDIR

A474

ICOL

A475

IOFFST

A476

IDOT

A477

IOUTL

A478

IOUTU

A479

IBITL

A47A

IBITU

A47B

IMASK

A47C

IFR

A80D

IER

A80E

IRQV1

E078

IRQV3

E154

IRQ1

E163

IRQ2

E17F

INCS2

E566

INTAB1

E743

INTAB2

E752

INTAB3

E756

INLOW

E8F8

INALL

E993

IPST

F045

IPS0

F04A

IPO0

F050

IPO2

F066

IPO3

F073

IPO4

F078

IPSU

F0E3

IPS1

F0E8

IPS3

F105

IPS2

F10E

INCP

F121

IEVEN

F486

IN

F764

INL

F76D

IN02

F77A

IN02A

F785

IN03B

F799

IN03

F7A8

IN03A

F7B9

IN05

F7C5

INPU

F7CB

INPU1

F7D8

INDX

FC81

IMMED1

FCC1

ISX

FE03

INLUP

FE35

JUMP

A47D

JMPR

E1C1

JD1

E723

JD2

E72B

JD3

E73C

JD4

E742

JTBL

FAB8

KEYF1

010C

KEYF2

010F

KEYF3

0112

KMASK

A42A

KDISA

E70A

KEP

E7AF

KEPR

E970

KIFLG

F8B6

KI2

F8B8

LENGTH

00EA

LMNEM

0117

LDIY

A42A

LF

000A

LOAD

E2E6

LOAD1

E2E9

LOAD2

E306

LOAD4

E321

LOAD5

E323

LOADTA

E32F

LOAD1A

E349

LOADT2

E364

LOADKI

E3A4

LOADK1

E3A7

LOADK2

E3AA

LOADK3

E3B7

LOADK5

E3D1

LOADK6

E3D3

LOADK7

E3E8

LL

E8FE

LT10

EA5A

LDAY

EB58

LST

F7E1

LST01

F7F0

LST02

F7F8

LST3

F803

MOVAD

0126

MONRAM

A400

MON

00C0

MOFF

00E0

MPRST

0010

MSP12

0002

MT2

0020

M1

E000

M3

E005

M4

E008

M5

E01C

M6

E021

M7

E024

M8

E027

M9

E02A

M10

E02D

M11

E031

M12

E03B

MCM2

E196

MCM3

E1AC

MCNT

0020

MONCOM

E1E5

MEM

E248

MEIN

E24D

MEM1

E24F

MEM2

E251

MEM3

E260

MEMERR

EB33

MTBL

F2D7

MNNDX1

F4AF

MNNDX2

F4B3

MNNDX3

F4BA

MR11A

F512

MODE

F55B

MODE2

F59F

MNEML

F5B9

MNEMR

F5F9

MREAD

FAD0

MNEENT

FB9E

MODEM

FBC1

MNEM

FE06

MATCH

FE51

MATCH1

FE5C

NOWLN

00DF

NMIV2

A402

NPUL

A40A

NAME

A42E

NULLC

00FF

NMIV1

E075

NMIV3

E07B

NMI4

E0B1

NMI5

E0B4

NXTADD

E2CD

NXTA1

E2DA

NXT5

E60D

 

 

 

 

 

 

Page 211
Image 211
Apple II manual Goerr

II specifications

The Apple II, launched in April 1977, was one of the first highly successful mass-produced microcomputer products. It marked a significant leap in personal computing, setting standards for future developments in the industry. Created by Steve Wozniak and Steve Jobs, the Apple II differentiated itself with its user-friendly design, appealing aesthetics, and robust capabilities.

One of the standout features of the Apple II was its open architecture, which allowed users to expand and enhance the computer's functionality. This design enabled hundreds of third-party hardware and software developers to contribute to its ecosystem, resulting in an array of peripherals, including printers, modems, and storage devices. The Apple II utilized a MOS Technology 6502 microprocessor running at a clock speed of 1 MHz. Initially equipped with 4 KB of RAM, the machine could be expanded to 48 KB, accommodating more complex applications and programs.

The Apple II was also notable for its colorful graphics. It was one of the first computers to support color display, offering a 6-color palette with a resolution of 280x192 pixels in 16 colors when using its Color Graphics Card. This feature significantly enhanced the visual appeal of games and educational software developed for the platform, making computing more accessible and entertaining for various audiences.

Apple's commitment to user experience was evident in the design of the machine. It featured an integrated keyboard and a plastic case, which was both durable and visually appealing. The self-contained design included drive bays for floppy disk drives, allowing for quicker data access than traditional tape drives. It also supported audio output, enabling sound effects and music, a novelty at the time.

The introduction of the Apple DOS operating system further underscored the machine's capabilities. DOS streamlined file management and made it easier for users to navigate and manage their data. The combination of hardware and software positioned the Apple II as an educational tool and a gaming platform, fostering a vibrant software ecosystem.

The Apple II family continued to evolve, with variations like the Apple II+, IIe, and IIgs being introduced over the years. These iterations brought enhancements in memory, processing power, and graphics capabilities. The legacy of the Apple II endures, not only as a foundational product in personal computing but also as a symbol of innovation that paved the way for future advancements in technology. Its impact is still felt today, as it inspired countless developers and shaped the trajectory of the computer industry.