Micro­power

  

Volume 1, Number 1 – August 1981

Page 4 of 33

Chips used:

74LS1575 offIC 1,2,3,10,11
81LS95 or 81LS971 offIC4
2114 4 offIC 5,6,7,8
65761 offIC 9 (from Nascom board)
74LS1211 offIC 12
74LS002 offIC 13,14

Connections to the Nascom 1:–

24 lines from the character generator socket.
Ten address lines (A0 –A9)
Eight data linesfrom the expansion socket
The WR line
Connections from pins 4 and 5 of N IC 36a.

Block Diagram

Pin Connections


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