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How do I load large amounts of data when programming (exceeding flash)?
I'm using an Xmega with 128K of Flash memory. I also need to store about 256K of data that could be pulled by the code while the program runs. Right now I am trying to do this...
Sunday, 22 October 2017 - 00:29
Xmega bug / oversight or bad idea in header file? SPI module
In iox128a1.h - you have the following structure for SPI group configuration: /* Prescaler setting */ typedef enum SPI_PRESCALER_enum { SPI_PRESCALER_DIV4_gc = (0x00...
Saturday, 21 October 2017 - 00:22
How to pass a port name as argument and use the namespace?
I'm writing up code on a Xplain board with hopes to export it to the real word application without too many changes. In order to keep the code generic I would like to pass a port...
Friday, 20 October 2017 - 18:54
Workaround for the array size limitation in C?
I've noticed that there is a size limit to arrays, dictated by C and not by the available memory. Is there a way around this that does not involve splitting up data over multiple...
Saturday, 14 October 2017 - 22:03
How can one go with Xmega when SAMD21 series is available?!
I about to start a new project and can't make up my mind as to what MCU to use.   At this moment I have one project with the ATXMEGA64A3U-AU and could not be happier,...
Saturday, 14 October 2017 - 14:25
How are these samples being added together in the code?
The following code is from a synth like project. The code holds a number of arrays with different lengths, these hold audio sample to be played, polyphonically. On each iteration...
Saturday, 7 October 2017 - 16:29
Start debugging & break does not break
I'm using the latest Atmel Studio release, starting a debug session for Atmega168 device. It will not break on start. Possible reasons?
Monday, 2 October 2017 - 19:05
ATmega328PB with integrated Qtouch vs. Qtouch support via library
I'm about to start my first project involving touch sensing, I've noticed that the only non-SAM device that has hardware support for touch is the ATmega328PB (according to...
Sunday, 1 October 2017 - 06:14
Atmega128A timer0 Fast PWM mode not showing on debug is AS7
I'm configuring timer0 on an Atmega128a like so: TCCR0 |= ((1<<WGM01)|(1<<WGM00)); // Fast PWM TCCR0 |= (1<<COM01); // Set OC0 on compare match...
Sunday, 24 September 2017 - 20:13
ATtiny816 CPU data space question
I'm looking at the datasheet and on page 19 there is a memory map chart thing. Anyway it shows the CPU data space that starts with 64 I/O registers mapped between 0x0000 to 0x0035...
Friday, 1 September 2017 - 23:21
Silent switching of audio signals (revisited)
Some time ago I started a discussion about problems I was facing with audio switching. I never ended up finding a satisfactory solution and now I have tried a slightly different...
Friday, 25 August 2017 - 16:07
The proper way to add Arduino libraries to C++ projects in Studio 7
I'm trying to use an Arduino library for TFT driving in a "normal" C++ project. I've copied the files to my project and directory and added them. The library uses the Arduino SPI...
Saturday, 5 August 2017 - 18:01