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Adding ASF to my own project & makefile I'm attempting to use ASF (specifically the st7565r driver) in my own project. I'm on linux and use normal makefiles. I sort of had the expectation that I can just #include and I... |
Monday, 6 August 2012 - 09:50 |
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Simple USART not working on xmega32a4u [solved] I'm stuck getting a trivial USART test program working on a xmega32A4U. Trying to debug it with some connected LEDs renders the problem even more confusing. The following code is... |
Tuesday, 24 July 2012 - 20:18 |
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XmegaA3U USB and clock options I'm wondering about the best clock option for my xmega project. I've got no constraints, except the I want to use USB. From the USB design note AVR1017 I see that I need a 48Mhz... |
Wednesday, 4 July 2012 - 13:14 |
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Markus Lab Powersupply Project I've been putting together a design for a microcontroller based lab powersupply for me. I want it to be flexible and easy to tinker with the software. Precision is nice, but not a... |
Wednesday, 27 June 2012 - 12:24 |
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xmega32A4, dragon & avrdude I just got my first xmega32a4 chips in a tqfp44 package and would like to play with them. My PCB will take some weeks to get ready so I want to solder a couple of wires to a chip... |
Tuesday, 3 April 2012 - 11:21 |
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Questions around the A3U and the USB DFU boot loader avr1916 I'm preparing for a project with an xmega A3U and would like to be able to use the USB DFU boot loader (avr1916) to install / update the software. I find the documentation a bit... |
Wednesday, 14 March 2012 - 13:44 |
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DC-DC converter 60V to 5V I'm planning to add a 5V output to an audio amplifier to feed a squeezebox attached to it. The amplifier has a +/- 31V supply (62V) total internally to feed the power stage I'd... |
Sunday, 28 August 2011 - 18:39 |
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Debugwire and High voltage programming I'm planning for a device with the ATmega64M1. To ease software development I'd like to be able to use Debugwire for debugging. As I understand it this requires programming the... |
Friday, 15 April 2011 - 16:21 |
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ATmega-M1 and alternate SPI I'm planning to use a ATmega-M1 for a switching power supply. The built-in power stage controller PSC is a nice fit. But some of the PSC output pins cohabitate with ISP functions... |
Wednesday, 30 March 2011 - 18:36 |
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Variable Output Buck Converter I'm in the early planning phase of a new project: A variable output buck converter. I've done some research and lots of reading, but several questions remain. For now I'm... |
Tuesday, 29 March 2011 - 21:19 |
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Wish: Ubuntu PPA for the gcc toolchain I've been bitten by a simple avr-libc bug recently, mostly due to my only occasional use of the environment and the result that I miss important updates. There is no automatic way... |
Thursday, 13 January 2011 - 17:09 |
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Stumped by _delay_ms() I'm getting stumped by the delay.h functions. I'm sure I'm shooting myself in the foot somehow, but can not seem to find the origin of the problem. I have the following tiny piece... |
Tuesday, 11 January 2011 - 19:46 |