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Discussion Title Created date
Does avr-gcc initialize external RAM? If yes, then how can I turn that off?
I want the external RAM to be initialized in the Boot Section and not in the user's application. However, the user should have external RAM set up by the linker so that .data, ....
Saturday, 27 June 2015 - 14:18
Nice portable AVR XMEGA IDE
I was thinking that if I make my board/device, I'll have to have an attractive IDE for programming it. Arduino IDE: Nice, portable, everyone uses it. However, it isn't an option...
Thursday, 25 June 2015 - 13:32
Which RAM chip to use for EBI and how to connect?
Who has experience with using external RAM with ATXMEGA128A1? I'm looking for a 16MB RAM chip, but I don't know should it be SRAM or SDRAM or whatRAM and how it should be...
Monday, 22 June 2015 - 00:05
Floating Point Unit chip for my XMEGA
I need a chip that can work as a Floating Point Unit. I need it for bitmap scaling and 3D graphics. Is there any?
Sunday, 21 June 2015 - 23:29
SOLVED: ATXMEGA128A1 PORTA.OUT says what's input and PORTA.IN is 0
While testing the inputs on pins with my on-chip command line program, I connected a 3.3V point on the dev board with pin 7 of port A on the headers with a wire and the program...
Friday, 5 June 2015 - 23:29
Joypad/Keypad PCB?
I'm looking for a joypad or keypad PCB with mounted buttons that are designed for gaming. It should fit into a hand. It should have a D-pad and minimum 6 buttons. Something like...
Monday, 11 May 2015 - 23:19
Are SDIO and LCD pins available on UC3-A3 Xplained
I found out that AVR32 has virtual memory and concatenatable external RAM so I decided to search for a microcontroller. I found AT32UC3256 which has 84MHz and I like it! I also...
Saturday, 2 May 2015 - 19:26
Have the progmem and 64kb ptr problems been fixed or shall I stay with BASCOM?
I quit avr-gcc and went to BASCOM and worked for one month and the results were awesome and I did well on another contest. However, there are little problems like I can't do A=1+B...
Thursday, 30 April 2015 - 22:29
Cheap programmer for ATMEGA1284P
ATMEGA1284P finally arrived. I've been trying to connect this programmer http://www.ebay.com/itm/USB-Down... , but it seems it doesn't work. I've seen JTAG programmers so...
Tuesday, 21 April 2015 - 10:50
Making a video player: ATMEGA328+23LC1024+ST7735+VLSI1053
I have a new school project and I can choose what to make out of microcontrollers. I'm rejecting ATXMEGA128A1 because there's nothing to support it and its JTAG. No RTOS-es are...
Thursday, 26 March 2015 - 17:55
Does AVR JTAG ICE v2 even have a control program? (I don't mean driver!)
First, Windows didn't recognize the programmator. I had to download the driver via trial+error on broken links on the internet. I got it, it said USB-SERIAL CH340 (COM10) in...
Thursday, 26 March 2015 - 10:33
AVR JTAG ICE v2 = 5V; ATXMEGA128A1 = 3.3V; Will it fry or is it safe?
I bought AVR JTAG ICE version 2 programmator. I already have an ATXMEGA128A1 on my dev board. Now, as the board is expensive and from school, I wouldn't like to fry it. The...
Thursday, 26 March 2015 - 09:39

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