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ADCB interrupt didn't fire--but now it does...
I inherited a partially-done Xmega '128A3U app, and I'm not much of an Xmega person yet.   There are two ADC setup routines below, one for ADCA and the other for ADCB. ...
Wednesday, 15 April 2015 - 16:09
Dual-output switching regulator, wide input range
We are looking for a small switching regulator, dual-output.  Hopefully reasonable cost.   Input V:  Nominal 24VDC from 2x 12V SLA batteries.  Say 36VDC max...
Monday, 2 February 2015 - 16:16
Anyone done dead time with tiny25 family?
An app driving an H-bridge driver is having problems with apparent shoot-through with a normal complementary signal.  So I thought of using Tiny25 as it has the complementary...
Wednesday, 28 January 2015 - 16:56
How to--upgrade Studio 6.1x to 6.2x; Windows7 (failed miserably, but now success)
I've been using a Studio 6.1 installation on my W7 machine.   Atmel Studio 6 (Version: 6.1.2730 - Service Pack 2) © 2013 Atmel Corp. All rights reserved. OS Version:...
Monday, 5 January 2015 - 17:33
PID and app note AVR221--scaling output (update)
I'm working on the air flow system for my smoker, well described https://www.avrfreaks.net/forum/d... for background.   I've put together my 5VDC micro-fan, PT100 temperature...
Thursday, 11 December 2014 - 22:03
How to send unsolicited message through Cradlepoint
Full disclosure:  I'm a newbie in this area.  So while I've heard terms such as GSM and SMS I've never worked in this area.  I do have smarter people to consult,...
Thursday, 2 October 2014 - 16:04
"New Atmel Technical Support System"
From Atmel July 2014 Newsletter: Quote: Video: New Atmel Technical Support System Atmel launches a new technical support process aimed at getting you quick resolution to your...
Friday, 1 August 2014 - 12:53
Driving small brushless DC "cooling fan"
I'm planning a project where I will be driving a small brushless DC "cooling fan". [This is so important that I should put the "HELP!!!" and URGENT!!! in the title, as this is for...
Tuesday, 29 July 2014 - 21:40
Using QTouch as a joystick/mouse equivalent?
We have some apps where we use touch buttons, either with QTouch chips, or the QTouch library directly driven by an AVR8. Looking at the next generation of these control systems,...
Thursday, 10 July 2014 - 20:58
Replace char. LCD with GLCD?
We have a line of control systems designed 5+ years ago that use a 4x20 character LCD for display. Newhaven NHD-0420E2Z-NSW-BBW or equivalent http://www.newhavendisplay.com/n......
Thursday, 10 July 2014 - 20:38
Mega164 -- ADC affects pin change?
This is a weird one for me. It's not like I've never used pin-change interrupts over the years, and sometimes as critical parts of the app. A four-channel "signal processing" app...
Wednesday, 2 July 2014 - 14:40
QTouch--where are the sample programs?
Full disclosure: I'm dipping my toe into deep waters, with swirling currents of Studio6, ASF, QTouch, and related GCC (or is that "Atmel Toolchain"?). As they are all inter-...
Wednesday, 4 December 2013 - 20:15

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