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ATMEGA1284P Strange EEPROM contents after erase Hi All, I tried to program an Atmega1284P and writing fuses, chip erase and writing the program worked fine. But programming the EEPROM lead to a fault in the... |
Thursday, 17 November 2016 - 15:15 |
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USB problem with AtmelICE under Linux Hi All, after successfully frying my Atmel JtagIce2 this morning I thought it may be time to get the AtmelICE out of the box (tried that before). Trouble is it will not... |
Thursday, 17 November 2016 - 12:35 |
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avrdude reset command Hi, avrdude has control of the reset line through an impressive collection of supported programmers. Is there a command (possibly undocumented) to make avrdude... |
Wednesday, 21 September 2016 - 15:36 |
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problem programming attiny167 via isp with jtagice2 using avrdude Hi, I am having problems programming a tiny167 with the jtagice2 in isp mode using avrdude (version 6.2). The 167 was missing in the avrdude.conf so I had... |
Wednesday, 21 September 2016 - 13:11 |
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XMEGA ADC Reference voltage range Hello, the ADC Vref is specified as Vcca-0.6V. I read somewhere that the -0.6V limitation is due to the voltage being shared with the DAC.... |
Monday, 6 July 2015 - 06:59 |
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SOLVED: PLL frequency change problem I am having problems changing the PLL frequency; search in the forum did not produce any results It is running at 32MHz and I want to change it to 16MHz: #define XTLFRQ... |
Friday, 17 April 2015 - 19:56 |
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SOLVED: avr-gcc problem with PROGMEM above 64k Hello all, I am writing a boot loader for a xmega256a3u and I have constant data with PROGMEM attribute. The linker places it nicely into flash above 0x40000 (... |
Sunday, 5 April 2015 - 13:02 |
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SOLVED: Separate stack for interrupts with GNU AVR Hello, I am running a few threads under a simple scheduler. Since I have interrups as well I have to allocate the interrupt stack size to every thread stack... |
Thursday, 26 March 2015 - 05:35 |
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XMEGA fuse programming problem using avrdude Hello, I use avrdude as my favourite tool for programming Atmels processors. But I had problems for a while programming ATXMEGA256A3U fuses; it never works the... |
Thursday, 19 February 2015 - 12:34 |
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SOLVED: Problem programming fuses ATXmega128A4U Hi, I am having problems with AVR tools (again). I am trying to program the fuses of an ATXmega128A4U. fuse1:0x88 fuse2:0xff fuse4:0xf1 and... |
Saturday, 3 January 2015 - 17:19 |
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SOLVED: ATTiny87 LIN/UART pitfall Hello, I am having a problem here with an ATTiny87. It sometimes doesn't start. Well actually most of the times it doesn't start (maybe 1 out of 20 attempts). Software seems... |
Friday, 30 May 2014 - 07:23 |
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Optimisation question Hello, I am not sure if I'm making a mistake (or incorrect assumptions here). The dissembler output of a small program is: 223: if (sta... |
Sunday, 11 May 2014 - 08:07 |