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SAM D21 problem with buffered PWM on TCC
I am using TCC0 on a D21 for PWM to an H-bridge. I use the Pattern register to override the PWM signals to force an output high or low. The TCC conveniently provides buffer...
Tue. Jul 10, 2018 - 07:20 PM
AS7 not reporting compiler errors
I just installed AS 7.0.594 and started a new C++ project. I've found that compilation errors are no longer individually reported -- all I get is "FAILED" at the end....
Wed. Nov 4, 2015 - 07:51 PM
Using .weak in custom vector table
I have a custom vector table (thanks AVR Bootloader FAQ). I have modified the linker script to throw out the original .vectors section and replace it with mine. Following the...
Mon. Sep 26, 2011 - 10:27 PM
JTAGICE USB driver for Windows 7 x64
I just got a 64-bit Windows 7 machine yesterday and installed AVR Studio 4.17 on it. The USB driver for the JTAGICE MkII won't work -- Device Manager says "The drivers for this...
Thu. Nov 5, 2009 - 12:12 AM
XMEGA EEPROM access standards
I have just gotten memory-mapped EEPROM access working with an ATxmega256A3, and I'm looking for suggestions & consensus on the "right" way to support this. Memory-mapped...
Sun. Oct 18, 2009 - 12:39 AM
Disassembly window very slow on Vista x64
I am using AVR Studio (4.14b589) to debug projects over JTAG. I've found it takes a very long time -- 17 seconds -- to open the disassembly window on my fast Vista x64 machine,...
Fri. Aug 22, 2008 - 07:46 PM
EEPROM code bloat
I just switched to WinAVR 20080610 from 20071221 and I've discovered a significant increase in the code size for EEPROM read/write. In a nutshell: a) eeprom_read_byte() and...
Wed. Jun 18, 2008 - 11:38 PM
Code size increase with new WinAVR
I tried out WinAVR 20080411 and found that code size grew for a my current project by about 10% (was about 10K). After investigating I found the major reason was inlining. It...
Wed. Apr 16, 2008 - 06:57 AM
Fix for source code in disassembly file (avr-objdump -s)
In the latest release of WinAVR, the disassembly output created by avr-objdump -s (.lss file) no longer includes the source code as it should. I have written a program call...
Thu. Feb 7, 2008 - 12:57 AM
JTAGICE won't program 16MHz AT90USB162 over debugWire
I had been using my JTAGICE Mk II with the STK526 (which has an AT90USB162 @ 8MHz on it) for development, and everything has worked fine. Then I switched to my own design where...
Wed. Feb 6, 2008 - 11:39 PM
C++ global variables can't be watched in AVR Studio
If I declare a global variable in C++ with GCC, the AVR Studio debugger will not recognize it. If I try to set a watch on the variable, it simply says "out of scope". I tried...
Sun. Oct 21, 2007 - 08:42 PM
Can GCC plug-in defaults be customized?
Is it possible to customize the default settings of the GCC plug-in? For example, I would like to set up a default include file folder (among other things). Is there a makefile...
Sun. Sep 30, 2007 - 03:20 AM

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