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Post AxIJC0A2hEPnPn2Ray by [email protected] |
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More posts by [email protected] |
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Post #Ax7sDCXoqHYciewS3c by [email protected] |
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Today we got our dishwasher fixed under warranty. To diagnose it, the tech stu… |
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Post #Ax7sDCeYREwf3Y5pYW by [email protected] |
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@kbob Kind of like a prism? https://en.m.wikipedia.org/wiki/PRISM |
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Post #Ax7uEUseM3pVmkQlzk by [email protected] |
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@kbob Sorry, what! |
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Post #Ax7uEUyfzeeO5RFaO8 by [email protected] |
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@LovesTha What?The dishwasher has a green LED on the steel front panel. The te… |
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Post #Ax7uEV4LeZBgN1u7EG by [email protected] |
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@kbob oh, I communicated badly.How and technical things were immediately obviou… |
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Post #Ax7uEVANIA0Yfiivce by [email protected] |
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@LovesTha Same here. When I saw it, I had a moment of disbelief, then a moment… |
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Post #Ax7uEqt6X3GW2WoRl2 by [email protected] |
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@kbob I do have questions, like can a phone camera go fast enough to plausibly … |
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Post #Ax8tcZiC8bs2vJPy1A by [email protected] |
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@kbob MINT GNU/Linux 6 Dishwasher TTYS0Dishwasher Login: _ |
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Post #Ax97nrebAXRn750s88 by [email protected] |
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@kbob while we don't ship it in the production firmware, the Oxide server&#… |
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Post #Ax97nrmOhXgZVGf6Ho by [email protected] |
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@cliffle @kbob We build our cameras and phones mostly around the limitations of… |
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Post #Ax9aBAOmRJRGctVveq by [email protected] |
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Effectively, this is an opto-isolator. Except it's not all in one device. … |
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Post #Ax9aBAWZyJg315A9oW by [email protected] |
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@kbob DMA channel?If it's broken you can bitbang a serial stream without is… |
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Post #Ax9oGUkvZtlCZMJAWm by [email protected] |
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@kbob If you fluctuated the brightness, rather than fully turning it off, the f… |
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Post #Ax9pmTKUW5unMlkpoO by [email protected] |
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@dascandy The reason I suggested a DMA channel is that bit banging keeps the MC… |
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Post #Ax9pmTQW9gjffSZeCm by [email protected] |
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@kbob It's there to run the dishwasher. But if it's in non-operational … |
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Post #AxBXAYKO4ht50OOWvo by [email protected] |
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@kbob This is awesome a what make is it? |
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Post #AxBXAsaijgptqqBrAO by [email protected] |
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@growlph Miele. |
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Post #AxCS2Bxh2g5Si0vwSO by [email protected] |
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@kbob the Intel Paragon supercomputer had one LED per compute node and no other… |
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Post #AxCS2OjzWvqqLHcgPA by [email protected] |
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@th Very clever. Was that a single LED for both i860s? |
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Post #AxCSnXklq6Gnu9T4vw by [email protected] |
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@kbob lots do. It's also been shown for stuff like leaking data between com… |
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Post #AxEoHqcJPhyfUzgn9E by [email protected] |
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@dascandy That's a good point. I had assumed it was always transmitting, b… |
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Post #AxEoHqk6wiDRtBL1Iu by [email protected] |
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@kbob @dascandy Maybe it only transmits when it detects the magnet? Hall effect… |
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Post #AxEoHqruTiSEHMzFSa by [email protected] |
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@nicolas17 @kbob or a reed relay attached to the rx pin, or power line for the … |
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Post #AxIIwxKOwlKSHji2i0 by [email protected] |
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@kbob our oven has a diagnostic port (although it's IR). it's a miele; … |
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Post #AxIIxRjxsHbQbhtsie by [email protected] |
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@kbob that’s a clever trick, and way less disruptive than most self diagnosti… |
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Post #AxIIxRrPQbYcynNpK4 by [email protected] |
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@ewenmcneill @kbob if you just do that, it’s still going to flicker in a perc… |
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Post #AxIIxRx55W5vGO2MAC by [email protected] |
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@jaseg if the bits were sent slowly then I’d agree there could be visible fli… |
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Post #AxIIxkWq1JOMsUuAOe by [email protected] |
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@tedyapo @kbob Why would they want a DC-balanced code for LED output? It just n… |
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Post #AxIIxkjxEXsrXB2dqC by [email protected] |
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@tedyapo @kbob Which is exactly why the DC content of the code is totally irrel… |
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Post #AxIIxkpys8hjprrSEa by [email protected] |
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@tedyapo @kbob You want a code that only depends on the time between transition… |
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Post #AxIIxkw0VjWc8YgGcy by [email protected] |
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@brouhaha @tedyapo @kbob DCC for model trains. |
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Post #AxIIxl2O80d4SLfMZc by [email protected] |
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@f4grx @tedyapo @kbob Exactly what you don't want for an indicator. The DCC… |
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Post #AxIIxl8lkHjWm8eSWG by [email protected] |
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@brouhaha @tedyapo @kbob Ah sorry, I completely misunderstood. |
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Post #AxIJ4NrcgZE8byn4M4 by [email protected] |
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@kbob Our washing machine has a diagnostic feature like that, which works with … |
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Post #AxIJ4NyiGCtkxy6jPE by [email protected] |
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@danderson @kbob our smoke detectors can output their serial number, number of … |
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Post #AxIJ4O69oWqxL3ag0e by [email protected] |
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@stereo4x4That is genius. I will definitely be looking for that feature next ti… |
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Post #AxIJ63Ptg8qNm6cOZs by [email protected] |
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@phooky Also Miele. |
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Post #AxIJ63XhD95AAIGcjY by [email protected] |
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@kbob @phooky Yeah, they do this for at least 20 years now... |
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Post #AxIJ6403VhldaFXGwC by [email protected] |
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@kbob @phooky When our washing machine from 2002 that looked decidedly low tech… |
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Post #AxIJ7Q8ofugcXkHSFs by [email protected] |
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@ewenmcneill @kbob The flicker I’d worry about would be the slight average du… |
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Post #AxIJ7QEUKpDupKvz60 by [email protected] |
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@jaseg @ewenmcneill Yeah, I did not know about 8b/10b encoding before I started… |
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Post #AxIJ7hbnjOyMiYyLIG by [email protected] |
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@kbob @LovesTha So that at night, with a telescope and an extremely good night-… |
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Post #AxIJ8VP6asWh9fPuRk by [email protected] |
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@dascandy @kbob Reed relay makes more sense, yes! |
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Post #AxIJ8qogywTHZ6Y8kC by [email protected] |
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@kbob That’s damn clever. I bet it’s something like IrDA encoding, but inve… |
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Post #AxIJ9dWdsq9EdJTuue by [email protected] |
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@danderson @kbob oh that is clever 😃 |
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Post #AxIJ9qBUolxPtUgiG0 by [email protected] |
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@kbob Our microwave has a mode where it will chirp like a modem and you can cal… |
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Post #AxIJARMQb5gdC75Svw by [email protected] |
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@danderson @kbob not unlike how Luke Skywalker speaks droid |
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Post #AxIJC0A2hEPnPn2Ray by [email protected] |
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@tedyapo Indeed. I vaguely recollect that there's a well known encoding th… |
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Post #AxIJC0M5yQ3Y1Ag4Nk by [email protected] |
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@tedyapo @kbob 8b/10b would be immense overkill for that. Far more complex than… |
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Post #AxIJEbe4Il62FXKCFU by [email protected] |
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@kbob I tried to patent this hack at Google :-). Data center robot rolls up in … |
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Post #AxIJGVZBsBJ9yZwy1o by [email protected] |
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@LovesTha @kbob if you diffuse the image and use rolling shutter artifacts, it … |
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Post #AxIJIFA5pvP7g12Ru4 by [email protected] |
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@vyr @kbob standardized electricity meters in several European countries can be… |
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Post #AxIJJMoYrxm1hVVF3o by [email protected] |
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@jaseg @ewenmcneill @kbob Which makes me wonder if it only transmits when the m… |
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Post #AxIJLP7NHBgnQLH2sS by [email protected] |
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@StarkRG @kbob If it's FSK, there wouldn't be any noticeable flickering… |
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Post #AxIJLQapn8qg0045R2 by [email protected] |
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@kbob my LG fridge has a little speaker (a piezo?) that can supposedly click o… |
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Post #AxIJNCOvWogSYvL89A by [email protected] |
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@kbob OMFG why did I never think of this! |
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Post #AxIJNNMUmCH6YZHqNs by [email protected] |
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@stereo4x4 @LovesTha @kbob I vaguely recall an older device at work - this was … |
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Post #AxIJNWopcDHxt3c6Ii by [email protected] |
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@kbob Cool! Similar to IEC 62056, I guess...Out of interest, what make is the d… |
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Post #AxIJOtfY8zMz2svO8O by [email protected] |
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@kbob wonder if you could just stick a led on a pin and use a one wire protocol… |
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Post #AxIJPKXgEM7MOIRz7I by [email protected] |
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@stereo4x4See! We CAN have 'connected devices' that don't suck.@dan… |
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Post #AxIJRLeP52liPLYcS0 by [email protected] |
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@kbob I did once have a dev board which flashed S.O.S on an LED when it hit the… |
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Post #AxIJRLk4jxJ0gwD9I8 by [email protected] |
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@Workshopshed @kbob I did something similar with sound, back in the days. Risin… |
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Post #AxIJWaWVDCYdyxMOky by [email protected] |
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@kbob it's probably data encoded into variations in the pwm timing, but yeah |
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Post #AxIJWpbf8Ib8lItENk by [email protected] |
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@tedyapo Yeah, that's what I was thinking, you could do 8b/10b on a small d… |
