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Disconnected interrupt pin #1

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sdsnatcher opened this issue Jan 13, 2024 · 2 comments
Open

Disconnected interrupt pin #1

sdsnatcher opened this issue Jan 13, 2024 · 2 comments

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@sdsnatcher
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The original obsonet had a design mistake that was corrected in the obsonet2: the interrupt pin was disconnected, resulting in increased latency.

Your design seems to have inherited the same issue.

Here's the obsonete2 schematics.

@cristianoag
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cristianoag commented Jan 13, 2024 via email

@cristianoag
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I noticed there is an inverter, a diode and a jumper between the pin 4 of the RTL801AS and the /INT signal. Also the board available on Caro's side has the jumper disconnected, that means the pin is disconnect from the /INT signal. I will need to make some tests and evaluate the impact of connecting that signal because the current board just works even without that. I will update the project as soon as I test everything.

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