11 Nov
2022
11 Nov
'22
1:52 p.m.
Black box may have something. They had something similar where you could call in via phone
and activate a switch to reboot a computer.
Sent from my iPhone
On Nov 11, 2022, at 13:40, Fred Cisin via cctalk
<cctalk(a)classiccmp.org> wrote:
Or even cheaper, a dumpstered/e-waste PC
> On Fri, 11 Nov 2022, Nigel Johnson Ham via cctalk wrote:
>
> Or even cheaper, and Arduino uno
>
> cheers,
>
> Nigel
>
>
> Nigel Johnson, MSc., MIEEE, MCSE VE3ID/G4AJQ/VA3MCU
> Amateur Radio, the origin of the open-source concept!
> Skype: TILBURY2591
>
>
>> On 2022-11-11 16:24, Bill Degnan via cctalk wrote:
>> not that it's easy but a raspberry pi could be set up to watch the serial
>> line.
>> On Fri, Nov 11, 2022 at 4:16 PM W2HX via cctalk<cctalk(a)classiccmp.org>
>> wrote:
>>> Hello all,
>>> I am looking for a device that sits transparently in an RS-232 serial line
>>> and upon seeing a particular code go over the serial line ((or sequence of
>>> codes) will actual a relay (or a transistor). Something with two DB25s or
>>> DE9s and is configurable to what code will trigger the output? Some kind of
>>> box?
>>> Does anyone know of such a thing? I guess it could be cobbled up with a
>>> microcontroller, but hoping to just get something "off the
shelf."
>>> Thank you
>>> 73 Eugene W2HX
>>> Subscribe to my Youtube Channel:https://www.youtube.com/@w2hx