158-II (NORD-1 card)
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158/II Memory buffer, is a card that is used in the NORD-1 CPU.
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Introduction
The card is made in the standard NORD-1 card format.
| CPU model | Crate position |
|---|---|
| 29 | C26, C27, C28, C29 |
| 35 | C26, C27, C28, C29 |
The logic diagram is documented in drawing 2A58/II.[1]
Switches and indicators
There are no switches or indicators on this board.
BOM
This list contains the logic circuits used, passive components are not listed.
- 6 x 7400
- 1 x 7401
- 3 x 7402
- 4 x 7440
Reference
- ↑ HARDWARE MANUAL NORD 1
- Hardware in NORD-1 Serial 47