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Jan 9, 2014 at 19:46 vote accept Emmanuel Istace
Jan 8, 2014 at 8:25 history tweeted twitter.com/#!/StackElectronix/status/420833637484220416
Jan 8, 2014 at 0:32 answer added Emmanuel Istace timeline score: 7
Jan 7, 2014 at 22:03 history edited Emmanuel Istace CC BY-SA 3.0
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Jan 7, 2014 at 22:02 comment added Emmanuel Istace @IgnacioVazquez-Abrams : I'm able to connect to him. I've also reflash the 16u2 to be sure the firmware wasn't corrupted. Nothing changes, still the same issue.
Jan 7, 2014 at 20:19 history edited Emmanuel Istace CC BY-SA 3.0
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Jan 7, 2014 at 20:17 comment added Emmanuel Istace @IgnacioVazquez-Abrams : I'll try. But I've also found that when I press the reset button down the 16U2 reset pin isn't set to low too. So I start to suspect C5 (arduino.cc/en/uploads/Main/Arduino_Uno_Rev3-schematic.pdf) of being dead. I check C5 and I try to connect to the 16U5 with ICSP.
Jan 7, 2014 at 19:55 comment added Ignacio Vazquez-Abrams Does the 16U2 respond if you connect the ICSP to it?
Jan 7, 2014 at 19:44 history edited Emmanuel Istace CC BY-SA 3.0
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Jan 7, 2014 at 19:43 comment added Emmanuel Istace @jippie : but if I measure the voltage between atmega328 reset and ground, when I press or not the reset button he always remains high. (but he's correctly going to 0 on the button, so button itself is ok)
Jan 7, 2014 at 19:33 history edited Emmanuel Istace CC BY-SA 3.0
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Jan 7, 2014 at 19:27 comment added Emmanuel Istace @IgnacioVazquez-Abrams : Yes, to be sure I've desolder it from one of the faulty uno board and put it on a breadboard with the atmega328, it's working.
Jan 7, 2014 at 19:26 comment added Emmanuel Istace @jippie : It's an uno, change nothing and don't really think it's related to the issue.
Jan 7, 2014 at 18:48 comment added Ignacio Vazquez-Abrams Are you getting anything off the crystal?
Jan 7, 2014 at 18:46 comment added jippie Does the board reset when you start programming it from the IDE? The bootloader in the ATmega only runs directly after reset. You can try pushing the board's reset button at the same time you click the upload button in the IDE. Which brings us to the question which exact board you use.
Jan 7, 2014 at 18:23 history edited Emmanuel Istace CC BY-SA 3.0
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Jan 7, 2014 at 17:39 history edited Emmanuel Istace CC BY-SA 3.0
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Jan 7, 2014 at 17:30 history edited Emmanuel Istace CC BY-SA 3.0
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Jan 7, 2014 at 17:18 history asked Emmanuel Istace CC BY-SA 3.0