Author Topic: About using an oscilloscope  (Read 1949 times)

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Offline asliyucegsmTopic starter

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About using an oscilloscope
« on: February 20, 2017, 12:26:51 pm »
my friend

Friends I would like to get information about the oscilloscope settings to get the signals with this oscilloscope.
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Offline ataradov

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Re: About using an oscilloscope
« Reply #1 on: February 20, 2017, 05:32:40 pm »
What specifically about those signals you want to know? It is an I2C interface, so if you want to see the exchange, then setup I2C decoding.

But it is not a flash, this is a 512-byte EEPROM, it probably stores settings for the BIOS, if it is in the BIOS area.
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Online Alex Eisenhut

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Re: About using an oscilloscope
« Reply #2 on: February 21, 2017, 01:01:25 am »
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Online xrunner

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Re: About using an oscilloscope
« Reply #3 on: February 21, 2017, 01:19:59 am »
Yea, like the previous post shows use Auto. or if you want to use knobs , just hook onto the line and adjust vertical and horizontal till you see signals ...
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Offline asliyucegsmTopic starter

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Re: About using an oscilloscope
« Reply #4 on: February 21, 2017, 07:55:21 am »
thank you friends
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Offline Armadillo

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Re: About using an oscilloscope
« Reply #5 on: February 21, 2017, 08:25:59 am »
I think this scope has logic analyser capability. If you want to see the clk and data and protocol stuff, you should use the logic analyser to do it [As ataradov has hinted to you on I2C decoding]

But note that since it is a EEPROM, the signal will only be available depending on the user action example storing or retrieving data. The signal may not always be there or is addressed to this chip. Hope you understand.

However, if you just want to confirm signals are exchanged, use 2 probes, one on Channel 1 to the clk and Trigger on it, and one on Channel 2 to the data line. The 2 crocodile clips referenced to the ground. Or will just 1 probe, visualize the signal health will be enough for you?

So I think the proper way is to use the scope logic analyser capability to confirm its addressing to the chip, specifically.

« Last Edit: February 21, 2017, 08:30:33 am by Armadillo »
 


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