Apple II Plus

Release Date:

June, 1979

CPU

1 MHz MOS 6502

Original Cost

$1,195 ($5,020 in 2023)

RAM Memory

48 KB + 16 KB Language card (65535 bytes)

Offline Storage

Disk II (5.25� 140KB floppy disk drive)

O/S:

Apple DOS, Apple ProDOS, CP/M with Z-80 SoftCard

ROM

Applesoft BASIC, MBASIC with SoftCard

PORTS

Parallel Port card, Serial Port Card, Hayes Modem Card

Keyboard

Uppercase keyboard, 52 keys

Display

NTSC video out (built -in RCA connector)

Graphics

Lo-Res (40x48, 16 color)

Hi-Res (280x192, 6 color)

Sound

1-bit speaker (built in)

1-bit cassette input and output jacks

Game Port

Joystick and Paddles via 16 pin chip socket

 

 

Cards

 

Disk II

Floppy Disk Interface for 2 drives

Language Card

16 KB RAM expansion card

80-column card

Output 80 column video for CP/M software

Z-80 SoftCard

Second processor For CP/M O/S

Apple Super Serial Card

For data transfer

Hayes MicroModem II

300 Baud modem for connecting to BBSes

Grappler+

Parallel interface printer card

 

 

Modifications

 

Shift-Mod Jumper

Allows upper and lower case

40/80 column switch

Allows switching between 40/80 column video to output

Better E Z Port

Extends Game Port to outside, adds DB9 socket

Homebrew Audio Jack

Adds Line Level out

 

 

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