The Toshiba Pasopia IQ are a series of

MSX MSX is a standardized home computer architecture, announced by ASCII Corporation on June 16, 1983. It was initially conceived by Microsoft as a product for the Eastern sector, and jointly marketed by Kazuhiko Nishi, the director at ASCII Corpo ...

compatible machines released by Toshiba between 1983 and 1985. This is not to be confused with a different computer line (unrelated to MSX) with the similar name of Toshiba Pasopia.

HX-10 series

The HX-10 was released in the fall of 1983. There is only one

ROM cartridge A ROM cartridge, usually referred to in context simply as a cartridge, cart, cassette, or card, is a replaceable part designed to be connected to a consumer electronics device such as a home computer, video game console or, to a lesser extent, ...

slot, but there's an optional expansion slot available. Several models exist (D, DP, DPN, F, E and S), targeting different markets. For example, the HX-10DPN is equipped with an RGB 21-pin terminal, but other connections ( RF,

composite video Composite video, also known as CVBS (composite video baseband signal or color, video, blanking and sync), is an analog video format that combines image information—such as brightness (luminance), color (chrominance), and synchronization, int ...

) are non existing; the HX-10S only has 16KB of RAM.

HX-20 series

The HX-20 was released in the fall of 1984 is equipped with 64KB of RAM. It has a

monaural Monaural sound or monophonic sound (often shortened to mono) is sound intended to be heard as if it were emanating from one position. This contrasts with stereophonic sound or ''stereo'', which uses two separate audio channels to reproduce so ...

stereo sound Stereophonic sound, commonly shortened to stereo, is a method of sound reproduction that recreates a multi-directional, 3-dimensional audible perspective. This is usually achieved by using two independent audio channels through a configurat ...

selector switch. Like with the HX-10 series, several models exist (HX-21, HX-22, HX-23). The later models have a RGB 21-pin video output. The HX-23 is compatible with the

MSX2 MSX is a standardized home computer architecture, announced by ASCII Corporation on June 16, 1983. It was initially conceived by Microsoft as a product for the Eastern sector, and jointly marketed by Kazuhiko Nishi, the director at ASCII Cor ...

and comes with 64KB of VRAM. The HX-23F is equipped with a

RS-232 In telecommunications, RS-232 or Recommended Standard 232 is a standard introduced in 1960 for serial communication transmission of data. It formally defines signals connecting between a ''DTE'' (''data terminal equipment'') such as a compu ...

interface and comes with 128KB of VRAM.

HX-30 series

The HX-30 was MSX compatible and released in 1985, with 16KB of RAM, with latter models coming with 64KB, a RGB 21-pin video output and

Programmable sound generator A programmable sound generator (PSG) is a sound chip that generates (or synthesizes) audio wave signals built from one or more basic waveforms, and often some kind of noise. PSGs use a relatively simple method of creating sound compared to other m ...

stereo output. The HX-33 model has 128kB of VRAM and was

compatible with integrated keyboard. The next model, HX-34, added a

floppy disk drive A floppy disk or floppy diskette (casually referred to as a floppy, a diskette, or a disk) is a type of disk storage composed of a thin and flexible disk of a magnetic storage medium in a square or nearly square plastic enclosure lined with a ...

Model list

The following table present a condensed model list of the MSX compatible computers released by Toshiba.

References

{{DEFAULTSORT:Toshiba Pasopia Pasopia MSX microcomputer

HX-10 series

HX-20 series

HX-30 series

Model list

See also

References