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AVRDUDE V6.4 problem Hi all, I am using AVRDUDE version 6.4, compiled right from the source on http://download.savannah.gnu.org... It works fine (runs both my AVRISP MKII (a real one, not a... |
Tuesday, 25 January 2022 - 16:37 |
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Question about memory allocation - AVR Hi everyone. I wrote a small library for the AVR family which enables easy use of STDIN, STDOUT and STDERR (you can look at the code HERE). Basically, it accepts a... |
Sunday, 3 October 2021 - 23:26 |
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Have a problem with parsing options using "getopt_long" Hi all, I am working on a program that will take command line options and work with a file. The program usage is like this: program -a -b --linelength=12 filename Note that the "... |
Tuesday, 29 June 2021 - 01:20 |
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Question - Find inductance of unknown coil Hi all, I feel really stupid for asking this, but something is whispering in my ear that I'm wrong, so I would appreciate a second (third, fourth, etc...) opinion. I'll make a... |
Thursday, 13 May 2021 - 11:03 |
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LC circuit - how to choose L and C? Hi all, I know the formula F = 1 / (2 pi sqrt (LC))... that's not what I'm asking. "Theoretically" any L and C can plug into the equation and work numerically, but how to... |
Monday, 26 April 2021 - 00:40 |
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Question for GNU Readline expert (or at least smarter than me!) Hi all, I have an ANSI Basic compiler that I compile from source. The original source was written by Michael Haardt (LINK). One huge shortcoming was that it had a... |
Saturday, 9 January 2021 - 03:16 |
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Makefile question - how to do this? Hi all, I have what should be a simple question, but I just can't seem to fine the answer. In a Makefile, I have the following line: libdir=/usr/lib/x86_64-linux-gnu... |
Tuesday, 29 December 2020 - 09:14 |
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Crystals doing strange things - ideas? Hi all, Brief explanation: I built a small project using an ATTINY85 and a 22.1184 MHz. crystal. I edit the source using the NANO editor and compile/upload the code using a... |
Sunday, 20 September 2020 - 08:58 |
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AVR Interrupt Question. Hi all, I'm working on a project, part of which requires getting the RPM of a PC fan with a tach output. The fan has an open drain output which goes low twice per... |
Saturday, 8 August 2020 - 06:20 |
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Requesting advice: MOSFET or IGBT in place of BJT? Hi all, I would like some quick advice. First of all, please no "why do you want to do that" or "use a switcher" or any other things that are not what I asked. With... |
Thursday, 23 July 2020 - 11:55 |
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Power BJT strange functioning - am I doing something wrong? Hi all, I obtained two NPN BJT power transistors from DigiKey. They are by ST Micro and the part number is BUT30V. These are 100 amp, 250 watt parts in the "ISOTOP" (SOT-... |
Thursday, 23 July 2020 - 00:02 |
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Is it possible to tell between data in PROGMEM or SRAM at runtime? Hi all, If I do this: static const uint8_t bitmap[] __attribute__((progmem)) = { 0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00, }; or this: static const... |
Wednesday, 6 May 2020 - 20:07 |