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Problem with a SEPIC Switching Regulator Circuit I am having a new problem with a previously designed SEPIC switching regulator circuit that comletely perplexes me. I am using the Linear Technology SEPIC switching regulator... |
Tuesday, 18 May 2010 - 18:49 |
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How to detect when an input has been unplugged? I have an input device that is wired into an ADC on the AtMega644 that I would like to be able to detect when it has been unplugged. I have the ADC port set as an input & the... |
Saturday, 14 November 2009 - 02:25 |
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Device Recommendation I've been using an ATMega128 for a while now & am pretty familiar with it... but have read posts where people speak of it as being pretty out-dated... Is there a newer device... |
Friday, 12 June 2009 - 05:02 |
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Question on Program Memory I'm using the ATMega644, which has 64k of program memory according to the datasheet. When I compile my program in AVRStudio it says: Program: 64260 bytes (98.1% Full) (.text... |
Tuesday, 2 June 2009 - 07:43 |
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JTAGICE mkII with ATMega644 What is the fastest way to program an ATMega644 using the JTAGICE mkII? I have been successfully programming with JTAG interface on a custom board I've developed... but it takes... |
Tuesday, 12 May 2009 - 02:10 |
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Memory Usage Report Only Works for Globals? I've noticed that when I compile my code with GCC and view the memory usage report at the bottom, it only seems to reflect global variables. I can introduce a local variable:... |
Saturday, 8 November 2008 - 15:43 |
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Help with RPM Calculation I have working code but just wanted to ask if anyone knows of a more elgant way to handle a problem I've noticed & had to write special code to handle... I'm using INT0 to... |
Thursday, 6 November 2008 - 12:48 |
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Programming Fuse/Lock Bits Messes Up Code Execution I've noticed when I program the fuse/lockbits to not allow further read/writes, programming, etc... that my code becomes all glitchy & does not run properly. When I re-load my... |
Sunday, 5 October 2008 - 13:33 |
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JTAG Connection/Programming Problem I've just put together a prototype board using an ATMega644 and was able to program it once with my JTAG MKII. After programming it, I was trying to connect to it to modify the... |
Sunday, 6 July 2008 - 06:41 |
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LSS Vs LST Files Could someone explain to me what the difference is between the *.LSS files and the *.LST files generated by the compiler? I see that the *.LSS file has a lot more comments from... |
Thursday, 12 June 2008 - 05:54 |
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will a magnet erase avr's memory? I know that holding a magnet up to a hard drive will erase all of the data on the drive... I was just curious if an AVR will lose its memory (program, eeprom, sram, etc...) in the... |
Friday, 23 May 2008 - 05:26 |
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volatile structs When you have a global struct you want to make volatile cause it's shared between main() and an ISR(), do you have to put the "volatile" keyword in front of every member variable... |
Saturday, 17 May 2008 - 20:43 |