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Discussion Title Created date
How to set up debugging under linux
I hate being stranded on Microsoft Island because I can't seem to get debugging using a simulator to work on linux. Actually I don't even know where to start. I read some topics...
Thursday, 7 February 2008 - 12:27
2's complement in assembly?
Can anyone suggest the correct way to calculate the two's complement from a 16-bit number stored in the ALU? com r24 com r25 adiw r24, 1 Is one way, but that takes 4 cycles to...
Wednesday, 6 February 2008 - 19:34
I/O pullup ohm value
Hello freaks, In the datasheet they talk about optional internal pull-ups of the I/O pins when configured as inputs, but I couldn't find their value. Can anyone please tell me...
Monday, 28 January 2008 - 09:11
C Calling convention?
Hello! Can anyone point me to some docs about the calling convention AVR GCC uses? I want to mix C / Aseembly code, and don't know how to implement the calling convention. What...
Monday, 21 January 2008 - 23:02
WTF?!! GCC bug or what?
Okay. I'm going insane. Can anyone please explain me, why #define F_CPU 4000000 int usart_init(struct usart_config *uc) { unsigned long ubrr = F_CPU / (16 * uc->baud) -1; this...
Thursday, 17 January 2008 - 15:48
*safe* Water lever sensor
Hello! I know many of you forgot about the water for the tub in the bathroom, and made a nice little flood in the house... Well.... uh... I sure have :) So i would like to build...
Tuesday, 15 January 2008 - 19:15
Ok... this is n00b. My AVR keeps resetting
I think the AVR keeps resetting itself (I have no idea why, I have pulled the reset line high with 8k2) The LED shows a dim light (because of a high-frequency blink I think) My...
Tuesday, 15 January 2008 - 00:27
USB to serial
I have just built a Serial programmer based on the specifications on lanos.com (PonyProg), and it is working. The only problem is that my laptop does not have a serial port to...
Monday, 7 January 2008 - 23:22
WinAVR debugging offset
When trying to compile & debug code C code with the simulator, the "next operation line" does not coincide with the code to be executed. Sometimes there are even empty lines...
Monday, 7 January 2008 - 17:15
Procyon linking
The procyon library is a set of .c .h file. Can anyoune please tell me how could I build them into .o, .a, .lib files so that I could link them in with AVR Studio? Thanks,...
Monday, 7 January 2008 - 16:42
UART redirection
Hello everyone! Last time I had an AVR project, I remember having to debug UART applications, and I found a nice little tool that helped me a lot, but I have lost it, maybe you...
Monday, 7 January 2008 - 14:26
Getting started with Embedded Linux development
Hi all, I am trying to get started with some Linux-on-a-microcontroller... It is not necessarily an AVR related question, but I hope you can help me out. What kind of...
Thursday, 24 May 2007 - 08:48

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