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6-pin IDC shrouded pin connector for AVRISP mkII? I just received my first AVRISP mkII and discovered it only comes with a 6-pin female connector on the DUT end (as I recall, the original version let you use a 6-pin or 10-pin).... |
Wednesday, 16 July 2008 - 22:12 |
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ATtiny85 alternative I'm planning a project using the ATtiny85. I use ICCAVR and the app builder in the IDE is giving me an error related to this CPU, so I suspect the '85 isn't supported yet. Other... |
Sunday, 4 May 2008 - 00:31 |
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ATmega328p coming soon Just got this from Digikey in response to my inquiry regarding ATmega328p availability: "That part should be in our system and on order next week. We just received pricing... |
Wednesday, 2 April 2008 - 19:20 |
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LCD supplier for ATMega169/329/649 project I'm considering a project that will require a simple, monochrome, 6-character, 7-segment LCD. The easy thing to do would be to use an intelligent LCD, but there's a minuscule... |
Monday, 31 March 2008 - 07:08 |
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How big should an analog ground plane be? I'm laying out a 2-layer board (~5" x 5") for an ATmega2561 design and I'd like to use a ground plane for the ADC. I can't devote a whole layer to it so I was wondering if there'... |
Saturday, 22 March 2008 - 08:57 |
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Where's the analog ground pin on ATmega1281/2561? Regarding AVR devices that have an ADC, AVR042 (AVR Hardware Design Considerations) says, "The analog ground, AGND, is also separated from the digital ground – for the same... |
Thursday, 20 March 2008 - 21:24 |
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JTAG ICE erasing EEPROM When I program my ATMEGA 128 via the serial (i.e. not MKII) JTAG ICE, it resets my EEPROM contents, even though the fuse for preserving the EEPROM contents during chip erase is... |
Monday, 23 May 2005 - 22:32 |
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Simulator executes different line than indicated I'm running AVR Studio 4.11 (build 401, no service pack 2 installed). Today it started to indicate it was on a differnt line than the line it executes in single-step mode. I'm... |
Wednesday, 4 May 2005 - 04:16 |
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AVRISP and PEN pin on ATMega128 I've done a number of designs with various AVRs but am working on my first ATMega128 design. I want to enable programming via the AVRISP and I understand that the MOSI/MISO lines... |
Wednesday, 16 February 2005 - 06:52 |
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AVCC low pass filter suggestions? I'm designing an ATMega128 board w/ the TQFP package. I have no plans to use the ADC but figure I might as well set things up so I can in the future. The only discussion of... |
Tuesday, 15 February 2005 - 18:51 |
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External SRAM recommendations? It seems like there are a lot of opinions about what SRAMs to use for external expansion for AVRs, though these are usually expressed generically ("the Samsung part," "the Winbond... |
Sunday, 6 February 2005 - 23:06 |
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External memory problem I'm tryng to bring up my first AVR design using external RAM and it's not going well. I'm using an ATMega8515 at 16 MHz with a Cypress 12ns SRAM and 74AHC573 latch. The problem... |
Monday, 31 January 2005 - 05:51 |