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Notes |
Manufacturer |
MOS Technology (US) |
Model |
KIM-1 |
Date Launched |
April 1976 |
Price |
£160 |
Microprocessor type |
MOSTEK 6502 @ 1 MHz |
ROM size |
2 kilobytes |
Standard RAM |
1152 bytes |
Maximum RAM |
9 kilobytes with the standard KIM-1, or up to 65 kilobytes using a KIM-4 motherboard and KIM-3B memory expansion cards. |
Keyboard type |
Calculator style hexadecimal keyboard with 23 keys |
Supplied language |
Machine code monitor |
Text resolution |
6 digit LED display. |
Graphics resolution |
None other than setting segments in the LED display |
Colours available |
Red |
Example Screenshot |
|
Sound |
Software could make square-wave beeps if an external speaker were fitted. |
Cassette load speed |
Normally about 50 baud but up to 800 baud was possible with extra software. |
Dimensions (mm) |
180 x 235 x 20 approx. |
Special features |
A very cheap computer for its time. |
Good points |
Had 30 input/output lines for interfacing to external equipment. The KIM-1 was often used in laboratories for monitoring and control. |
Bad points |
Only a bare board was supplied, without even a power supply. |
How successful? |
Quite popular with hobbyists and industrial users – seven thousand KIM-1s had been sold by August 1977. |
Comments |
The KIM-1 was designed by Chuck Peddle of MOS Technology, the makers of the 6502 microprocessor, to demonstrate the microprocessor's industrial potential, but turned out to be a success in its own right. |
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