Windows 1.0/Development Release 1: Difference between revisions

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|compiled = May 1984
|compiled = May 1984
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'''Development Release #1''' is one of the earliest pre-release builds of the [[Microsoft]] [[Windows]] operating system, compiled sometime in May 1984. It was demonstrated on the [[wikipedia:Tandy 2000|Tandy 2000]] personal computer.
'''Development Release #1''' is an early pre-release build of the [[Microsoft]] [[Windows 1.0]] operating system, compiled sometime in May 1984. Only the [[wikipedia:Tandy 2000|Tandy 2000]] variant of this build is currently known to exist, however, a PC-compatible variant of this build would've been shipped as well.


== Overview ==
== Overview ==
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The Tandy 2000 was an Intel 80186-based computer. Since the 80186 processor was not fully compatible with the IBM PC and compatibles, this created compatibility issues dividing it from other machines of the time. This build was most likely specifically designed for the Tandy 2000 personal computer, including the Intel 80186 processor and also the high resolution graphics (640x400 screen resolution at 16 colors) used by the machine itself.
The Tandy 2000 was an Intel 80186-based computer. Since the 80186 processor was not fully compatible with the IBM PC and compatibles, this created compatibility issues dividing it from other machines of the time. This build was most likely specifically designed for the Tandy 2000 personal computer, including the Intel 80186 processor and also the high resolution graphics (640x400 screen resolution at 16 colors) used by the machine itself.


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== File list ==
== File list ==
Along with the [[Windows 1.0/Development Release 2|next]] [[Windows 1.0/Late Tandy 2000 build|two]] builds, this build was launched from a file called <code>DEMO.BAT</code>, and was ran from a single 5,25" floppy disk.
This build was launched from a file called <code>DEMO.BAT</code>, and was ran from a single 5,25" floppy disk.
<div class="toccolours mw-collapsible mw-collapsed">
<div class="toccolours mw-collapsible mw-collapsed">
File list (as seen in the DOS Window)
File list (as seen in the DOS Window)
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</div>
</div>
</div>
</div>
 
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== Gallery ==
== Gallery ==
<gallery>
<gallery>

Revision as of 14:32, 18 August 2021

Development Release #1
Win1.0Beta.jpg
Kernel version 1.0
CPU architecture x86 (16-bit)
Compile date May 1984

Development Release #1 is an early pre-release build of the Microsoft Windows 1.0 operating system, compiled sometime in May 1984. Only the Tandy 2000 variant of this build is currently known to exist, however, a PC-compatible variant of this build would've been shipped as well.

Overview

Gallery