Re: TECH: TEMPEST ROMs pin 20 (CS1)

CS is Chip Select, it enables a particular ROM and only one should be
enabled at a given time. In the case of EPROMs a low will enable the part.

Roger Smith wrote:

> Should pin 20 (the CS1 line) on all of the ROMs be at a steady logic
> high? Mine are except for pin 20 of ROM 8, which is low. What the heck
> does CS stand for anyway? Thanks!
>
> Rog
>
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Received on Mon May 31 03:30:51 2004