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The MacCharlie is a hardware add-on for the Apple
Macintosh The Mac (known as Macintosh until 1999) is a family of personal computers designed and marketed by Apple Inc. Macs are known for their ease of use and minimalist designs, and are popular among students, creative professionals, and software en ...
that was made by Dayna Communications. The name refers to an IBM PC advertising campaign of the time featuring Charlie Chaplin's "
Little Tramp : ''See The Tramp for the character played by Charlie Chaplin''. ''Little Tramp'' is a musical with a book by David Pomeranz and Steven David Horwich and music and lyrics by David Pomeranz. Based on the life of comedian Charles Chaplin and na ...
" character. It allows users to run
DOS DOS is shorthand for the MS-DOS and IBM PC DOS family of operating systems. DOS may also refer to: Computing * Data over signalling (DoS), multiplexing data onto a signalling channel * Denial-of-service attack (DoS), an attack on a communicat ...
software for the IBM PC by clipping a unit onto the chassis of the Macintosh 128K, as well as a keyboard extender to provide the function keys and numeric keypad that are absent from Apple's original keyboard. The clip-on unit sits to the side of the Mac and, like the contemporary
Amiga Sidecar The Commodore A1060 Sidecar is an expansion hardware device developed by Commodore and released in 1986 for the Amiga 1000 computer. It features a complete PC XT-clone system mounted in an expansion case which connected to the expansion bus on t ...
, contains essentially a complete
IBM PC compatible IBM PC compatible computers are similar to the original IBM Personal Computer, IBM PC, IBM Personal Computer XT, XT, and IBM Personal Computer/AT, AT, all from computer giant IBM, that are able to use the same software and expansion cards. Such ...
with an
8088 The Intel 8088 ("''eighty-eighty-eight''", also called iAPX 88) microprocessor is a variant of the Intel 8086. Introduced on June 1, 1979, the 8088 has an eight-bit external data bus instead of the 16-bit bus of the 8086. The 16-bit registers a ...
processor, 256 KB of
RAM Ram, ram, or RAM may refer to: Animals * A male sheep * Ram cichlid, a freshwater tropical fish People * Ram (given name) * Ram (surname) * Ram (director) (Ramsubramaniam), an Indian Tamil film director * RAM (musician) (born 1974), Dutch * ...
(expandable to 640 KB) and a single 5.25" floppy disk drive that stores 360 KB. A second floppy drive can be added. While running DOS software, users can still access the Macintosh menu bar and
desk accessories A desk accessory (DA) in computing is a small transient or auxiliary application that can be run concurrently in a desktop environment with any other application on the system. Early examples, such as Sidekick and Macintosh desk accessories, used s ...
. However, the DOS environment, which runs in a window, is text-only and does not permit Macintosh applications to run concurrently while in use. MacCharlie uses the Mac as a
terminal Terminal may refer to: Computing Hardware * Terminal (electronics), a device for joining electrical circuits together * Terminal (telecommunication), a device communicating over a line * Computer terminal, a set of primary input and output dev ...
, performing all DOS processing itself, and sends video data over a relatively slow serial link to the Mac for display. This slowness, coupled with the declining prices of real IBM PC compatibles, contributed to the short market life of the MacCharlie.


See also

*
Amiga Sidecar The Commodore A1060 Sidecar is an expansion hardware device developed by Commodore and released in 1986 for the Amiga 1000 computer. It features a complete PC XT-clone system mounted in an expansion case which connected to the expansion bus on t ...


References


External links


1985 Advertisement hosted by The Mac Mothership
, 1985 review article at the New York Times IBM PC compatibles Macintosh peripherals Macintosh platform Products introduced in 1985 {{mac-stub