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Help me pick an AVR32
I'm looking at designing an Arduino like proto board using an AVR32 micro controller. This would be a platform suitable for HS or College students to use for embedded controller...
Sat. Mar 23, 2013 - 08:00 PM
Xmega "Arduino" proto board
I'm looking at designing a simple xmega based prototyping board that would be suitable for HS to college students building micro controller projects. I'd like to expand on the...
Sat. Mar 23, 2013 - 05:56 PM
jtagice 3
I wasn't sure which forum to post this, so since this is a software tools forum, here..... I recently noticed the new price on the AVR-JTAGICE-3. It's now $100 cheaper than it...
Tue. Mar 19, 2013 - 06:10 PM
more issues with the atmega1284P
I've managed to burn an Arduino style bootloader onto my atmega1284p using a Dragon in jtag mode. I set the fuses for full swing oscillator (0xf7,0x9e, 0xfd). The bootstrap...
Thu. Oct 18, 2012 - 10:03 PM
problem with avrispmkii and atmega1284P
I can't seem to get my avrispmkII to program an atmega1284p I have a PC dev board that I've used with atmega32's that has a 10 pin ISP and a 10 pin JTAG socket on them. I've...
Sun. Oct 14, 2012 - 06:59 PM
Conversion from usart serial to USB serial xmega256a3u
I'm working on a project using the xmega256a3u. We built this board using an FTDI FT232R USB to Serial chip on board to get the project going quickly. We did provide for...
Wed. Sep 12, 2012 - 05:04 PM
PC app compatible with xmega AES encryption?
Does anybody have the source (or at least a binary library) for a PC based AES encryption algorithm that would be compatible with the AES hardware engine on the Xmega processors...
Wed. Sep 12, 2012 - 01:29 PM
Disable JTAG in bootloader
For an Arduino bootloader, I'd like to disable the JTAG just before jumping to the user application rather than disabling the JTAG with the fuses. This way I can always use the...
Thu. Aug 23, 2012 - 08:22 PM
Saving User Data in Program Space
In a previous post I asked if it was possible to make use of unused program flash to store user code. Here is how I actually made it work. There are two pieces to the task, a...
Mon. Aug 20, 2012 - 06:29 PM
xmega SPI DMA
The SPI interface requires that you transmit in order to receive. IE: you stuff a byte of *DON'T_CARE* into the transmitter and on the next transmit buffer empty you read the...
Fri. Aug 17, 2012 - 01:40 PM
In line assembler EIJUMP ???? (xmega256a3u)
I've managed to build a jump table inside my bootstrap. The bootstrap stores the lower 16 bits of the address for this table in GPIOR0 (lsb) and GPIOR1(msb). The address is...
Thu. Aug 16, 2012 - 08:21 PM
How to set linker options for boot loader build?
I want to migrate xboot from a makefile project to a S6 project. I've created a new project, removed the files the wizard created and added the files from my existing project. I...
Thu. Aug 16, 2012 - 03:27 PM

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