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External? Bus Keeper Morning folks, So I have this board that has a mega644PA that functions as a system supervisor or board controller. It measures such things as supply voltages,... |
Saturday, 27 March 2021 - 21:06 |
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alank2's Magic Auto-Programmers for Australia Hi Folks, Back over at the end of this topic, I mentioned buying a few of Alans Auto-programmers and putting the call out to any Aussie freak(s) that might like... |
Wednesday, 9 September 2020 - 04:49 |
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ADC calibration for AC coupled inputs Good day ladies and gentlefreaks, I have used a common, or garden variety, method of 2-point linear calibration for ADC inputs on many projects in the... |
Thursday, 30 January 2020 - 05:27 |
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Datasheet Interpretation - E5 32kHz Oscillator Good evening all, Just interested in how other interpret this section of the xmega E5 datasheet (Microchip RevA, p95)... Do the table values C(Tosc1) & C... |
Thursday, 6 December 2018 - 08:52 |
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Direction on Signal Processing Hi Freaks, I've been immersing myself into learning FFT and, since finding it a little tedious, I thought I might seek some guidance from the brains-trust on whether its... |
Wednesday, 27 June 2018 - 12:10 |
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Byte Order of EEPROM variables Hi Freaks, Seems I've learnt the hard way yet again... I have been using ICC for megas but I've switched over to AtmelStudio (6.1|2) to make use of the xmega devices.... |
Thursday, 26 April 2018 - 03:21 |
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Decoding SMD package markings Hi Guys, I've been doing a little bit of reverse engineering and I find myself stuck on a part I cannot seem to identify. Its a SOT-23-5 with A63A etched on the top. I have... |
Wednesday, 9 August 2017 - 01:42 |
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High current drain from lithium coin cell Hi guys, I'm in the process of designing a little infra-red keyfob transmitter that is to be powered from a CR2032 coin cell. My concern is how best to deliver the... |
Tuesday, 24 January 2017 - 12:09 |
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Unexpected behavior in TCC frequency gen mode - Reality check. I've scoured the data sheet(s) as well as a few app notes on the xmega timer counters but none explain the behavior I'm seeing but I think its probably right. (though a little... |
Saturday, 8 August 2015 - 13:54 |
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stdio setup, printf and pulling my hair out I give up! Porting some ICC projects over to GCC (WinAVR+AVRstudio4) All was going well until I had to get printf working. My search of this forum has led me to the same... |
Monday, 6 April 2015 - 10:04 |
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Spike Detection Reset Source Came across an undocumented reset source flag in the Xmega32E5.h file: SDRF in Reset.Source I say undocumented because I cannot find any reference to it in the E series or 8,16,32... |
Monday, 11 August 2014 - 11:23 |
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Thermistors - Type 2 / Type 3 ? Hello Freaks, (I mean that in a nice way of course) My google foo has failed me. :( I have written software to process NTC thermistors using the Beta version of the Steinhart"“... |
Thursday, 8 May 2014 - 02:51 |