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Reversing a sensor polarity Before I implement some DIY sensor reversing circuit on my 3d printer I thought I should talk about it here just to be safe. I'd hate to break something on it. So, I am trying to... |
Sunday, 24 January 2021 - 10:55 |
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A program to help me roll back to older versions of my code Hello I recently did a bunch of changes on my code that I have regretted and I think it is about time for me to start using a... "versioning program"? Is that how it is called?... |
Thursday, 21 January 2021 - 08:34 |
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Using battery and no switch Is there a good way to use a battery - voltage regulator - AVR circuit as shown bellow? I know leaving a voltage regulator hooked to the battery at all times is bad practice since... |
Thursday, 14 January 2021 - 10:57 |
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PIND4 pull-up not working on attiny2313a I am so confused that something so simple is not working. As soon as I use an external pull-up resistor the pushbutton on PIND4 works as intended. #define F_CPU 8000000... |
Sunday, 10 January 2021 - 07:54 |
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Is this LIPO recharging circuit ok? I want to make my project rechargeable but don't have a deep understanding. Would it be ok if the load was on (ON/OFF SWITCH closed) and the battery was charging at the same time... |
Sunday, 25 October 2020 - 18:44 |
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Synth envelope release button reference problem So I am implementing a synth envelop on an ATMega328p and am using a button reference in the envelope function. Each time a different note-button is pressed, the corresponding... |
Sunday, 18 October 2020 - 15:43 |
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Timer overflow ISR execution is delayed - precise timing needed. I am trying to produce some waveforms using the PWM and a timer interrupt. The problem is I am also doing envelope and LFO calculations in the main loop. So, at certain points, I... |
Sunday, 11 October 2020 - 13:52 |
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Fuse was changed while writing flash! So I have been having this behavior for a while with avrdude and USBASP where at the end of a flash writing procedure there is a verification error - every fuse bit is read as if... |
Wednesday, 7 October 2020 - 12:52 |
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Nokia 5110 LCD not working This is my first time trying to use an LCD. I have tried driving this nokia 5110 LCD using various methods but had no results: I used an ATMega328p, AtmelStudio and GLCD... |
Friday, 25 September 2020 - 15:14 |
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GLCD library undefined reference to functions - linker error? please help So, I am trying for the first time to operate a Nokia 5110 LCD using an ATMega328p. I managed to include the GLCD library in my solution by adding the directory path to the C++... |
Tuesday, 22 September 2020 - 23:01 |
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Getting weird results from integer math.. help? I am trying to non linearly decrease the volume byte from 255 to 0. The results I get are 255 for every i value and when i becomes greater than 255 * 4, suddenly volume... |
Thursday, 17 September 2020 - 16:02 |
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Why did my MOSFETS blow up? Well they did not go out with a boom but for some reason the gate to source resistance is now 92 Ohms so they are unusable. They were part of an H-bridge configuration that... |
Tuesday, 24 December 2019 - 19:05 |