Kokusai KDS 7861

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The Kokusai KDS 7861 Small Business Computer uses the Intel 16 bit 8086 microprocessor at 4.608 MHz and supports 20 bit of addressing (1 megabytes of storage). The system provides high performance devices including four channels of 20 bit Direct Memory Access (DMA, three 16 bit timer counter channels and 16 levels of interrupts. The system supports both ROM (8 KB) and RAM (128 KB) Read/Write memory and contains space for 8 kilobytes EPROM.
The monitor provides  the high resolution display and has a 12 inch screen in high persistence green phosphor. 25 lines of 80 characters. Dual 8-inch double density floppy disk drives using a general purpose NEC uPD765 compatible controller. The disks have a capacity of 1.18 MB (formatted). The 8085 processor adaptor makes possible the use of CP/M. The main processor uses MS-DOS
We have the software and the complete manuals as well as the hardware manufactured February 1983 with a serial number of 0177.
This quite unique computer was very kindly donated by Kim Faulkner.

Manufacturer: Kokusai
Date: February 1983

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This exhibit has a reference ID of CH3413. Please quote this reference ID in any communication with the Centre for Computing History.


Kokusai KDS 7861

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