M3T300

Also called IT10.Designed by VÚMS.It was manufactured from 1978 by Metra Blansko.

This topic contains doubts or inaccuracies that need to be corrected. More information follows below.

Parts of this topic may be machine translated.

it was the predecessor of the M3T 320, it had a smaller screen and a different concept (e.g. it also had a magnetic label sensor). It was full of "EC" format cards.

RAM memories were K565RU1, PROMs 74S287.

Models

Processor

The processor in the M3T300 is microprogram-controlled (34-bit microcode), registers R1 (universal), R2 (universal), R3, T1, T2, P (instruction counter), Q, K, E

There are about 20 boards full of TTL, the question is whether there were any cuts at all

Inaccuracies/doubts related to the topic

The year of the start of production is uncertain, according to AVT, see references. The "inspirational pattern" is also unclear, it will probably be some kind of calculator.

References

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