Re: Tempest Schematic error?

Yeah it's an ls194 alright. But the board/s I am looking at all have pins 1
and 2 shorted.

On Sat, Jun 26, 2010 at 8:52 PM, Rodger Boots <rlboots2@gmail.com> wrote:

> Printing 1 schematics show same thing, no pin 1-2 connection and chip is an
> LS194.
>
>
> On Sat, Jun 26, 2010 at 8:48 PM, Rodger Boots <rlboots2@gmail.com> wrote:
>
>> The schematics I pulled up say F5 is an LS194 with pin one being LATCH1
>> (inverted) and pin 2 going to P R15. But there is a connection dot at pin 1
>> and I am using printing 2 of the schematic, so on printing 1 they MIGHT have
>> been incorrectly connected together.
>>
>>
>> On Sat, Jun 26, 2010 at 6:33 PM, Kevin Moore <talon.k@gmail.com> wrote:
>>
>>> So I was looking through the schematics today, and it seems that there is
>>> a problem in the vector-generator data shifter section. Specifically with
>>> F5. Perhaps I'm just confused, so I thought I would ask and see. But it
>>> looks to me like pins 1&2 are tied together. Instead of having /Latch1 going
>>> into pin 1.
>>>
>>> Also could someone explain to me what the P,R15, and P,R31 lines are?
>>>
>>> Thanks,
>>>
>>> Kevin
>>>
>>>
>>
>

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Received on Sat Jun 26 22:18:17 2010