Author |
Message |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
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Forum: BASCOM-AVR Posted: Mon Jan 11, 2021 12:44 pm Subject: how entering sleep mode |
Hi Pikczu,
Yes i agree. a roller inductor and vacuum c's are better.
But i like to get experience with the project and i do not want to pay much money at this moment.
At this moment i like to use t ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Tue Jan 05, 2021 12:30 pm Subject: how entering sleep mode |
i am sorry,... the radio astronomy item is in english |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Tue Jan 05, 2021 11:37 am Subject: how entering sleep mode |
Hi, MWS, Paulvk, O-Family, SZTRAD,
i found the noise problem. It did not come from the avr and the tuner.
Now i do know it, it looks very stupid.
Between the small wire antenna and the line to th ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Mon Jan 04, 2021 8:54 pm Subject: how entering sleep mode |
SZTRAD,
what do you mean by a "performance chart"? |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Mon Jan 04, 2021 4:53 pm Subject: how entering sleep mode |
oh oh i have a terrible problem:
If i disconnect the power for the AVR and the display.
and i give 24 volt to a relais.....i get noise....
Not with every relais.. but some relais.
So the noi ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Mon Jan 04, 2021 2:29 pm Subject: how entering sleep mode |
Hi MWA,
i do use 24 relais, but in de definitive version it will be some more.
I think your info will be too much, too complicated. It must be possible
to do this simple....
the flipflop metho ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Mon Jan 04, 2021 1:29 pm Subject: how entering sleep mode |
SZTRAD,
My bascom program works very nice... the problem is only the noise when i go receiving |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Mon Jan 04, 2021 12:45 pm Subject: how entering sleep mode |
Okay folks,
thanks for your attention en info.
Yes indeed, a flipflop for each relais will do the job, i think.
Bistable relais will be simpler, but i do not know if there are bistable relais f ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Mon Jan 04, 2021 12:07 am Subject: how entering sleep mode |
Hi MWS,
if i pull reset to ground the noise dissapears and all the relais get no power.
So the noise comes from the controller.....
i will try your other suggestion ( XDIV = Bits(XDIVEN ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Sun Jan 03, 2021 8:44 pm Subject: how entering sleep mode |
that is a good idea; i will give the by the processor choosen relais the voltage by wires, so the tuning unit will
work without the processor...
the processor is in a closed metal box and all wir ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Sun Jan 03, 2021 5:09 pm Subject: how entering sleep mode |
Well, i put this at the end of my program.
the noise is still there.
'============================================================
'Didr0 = Bits(ain1d , Ain0d) 'unkown variable!! ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Sun Jan 03, 2021 4:38 pm Subject: how entering sleep mode |
Okee MWS,
now i do know more now
I will do some experiments now.
thanks for your help.
i will report my findings here.
73
Wim PA0SLT |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Sun Jan 03, 2021 1:26 pm Subject: how entering sleep mode |
Hi MWS,
thanks for your replay.
I do read: The modes and their exact behaviour is different on all processors. The following description from the data sheet is for the Mega88P.
the other exampl ... |
Topic: how entering sleep mode |
wimapon
Replies: 32
Views: 2288
|
Forum: BASCOM-AVR Posted: Sun Jan 03, 2021 11:58 am Subject: how entering sleep mode |
Hi folks,
I am making an automatic antenna tuner.
I use an atmega128.
After setting all relais, i like to switch off the whole processor, because it gives a lot of noise on my radio receiver.
So ... |
Topic: problems with atmega128 and avr studio 4 |
wimapon
Replies: 3
Views: 2871
|
Forum: AVR Posted: Tue Mar 17, 2015 1:43 pm Subject: problems with atmega128 and avr studio 4 |
Okay Mark,
Problem is solved now. I put a 0.5 MHz 6 Volt top top signal generator to xtal1 pin and then
wrote with studio 4 the internal oscillator to the avr.
so... i am very glad.. again thank ... |
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