Combination of a printed wiring board and a memory device select

Details Combination of a printed wiring board and a memory device select Combination of a printed wiring board and a memory device select

1992-08-17

1994-06-07

LaRoche, Eugene R.

Static information storage and retrieval

Addressing

Plural blocks or banks

36518903, 365228, 365229, 365226, G11C 506, H01L 2710

Patent

active

053196023

ABSTRACT:
In a combination of a printed wiring board and a memory device selecting circuit provided on the printed wiring board, the printed wiring board is provided with a predetermined number of device mount areas and a conductor pattern for connection with memory devices in the device mount areas. The number of the memory devices actually mounted in the mount areas is set in a device-number setting device, and in accordance with a predetermined bits of address code and on the basis of the number set, device select signals are produced, and are distributed over the conductor pattern. Identical printed wiring boards and memory device selecting circuits can be used, without alteration or re-designing, for forming electronic devices having different memory capacities or different number of memory devices.

REFERENCES:
patent: 4617650 (1986-10-01), Morino et al.
patent: 4882700 (1989-11-01), Mauritz et al.

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