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EVK1100 and UC3A0512ES
As you may be aware the EVK1100 which has been out since 2008 has an Engineering Sample part on it. The following snippet from evk1100.h suggests that it will still be possible...
Thursday, 24 March 2011 - 16:05
SPI Slave Device on ATmega64
I'm having a problem with initializing an SPI slave device and maintaining its proper operation. The data being returned to the master is from some front panel switches. 0xFF...
Wednesday, 23 February 2011 - 15:11
ATmega128 Datasheet Error
The Mandarins at Atmel have made a serious error on Revision U of the ATmega128 datasheet. The diagram of Timer0 is different than the one from Revision S. of the same datasheet...
Friday, 28 January 2011 - 05:16
Supply chain problems
The current lack of UC3A availability is causing me to rethink the advisability of designing the part into our products. The lack of activity on this forum is another negative...
Thursday, 4 November 2010 - 13:12
USART Interrupts on AT32UC3A0512
There are 17 possible interrupt sources in the USART. In an ISR (interrupt service routine) what specific actions cause each of those interrupt conditions to be cleared? In some...
Wednesday, 27 October 2010 - 17:18
Unexplained Compile Errors between Debug and Release
I've been chasing the following bug for about 3 weeks in AVR32 Studio Ver 2.5, and just stumbled upon the solution. I created an "AVR32 C project from Template". Then I used the...
Tuesday, 19 October 2010 - 20:49
Display of ELF files in AVR Studio 2.6
Did the display of ELF files in AVR32 Studio 2.6 get broken inadvertently? The font looks abnornmally...well...square. It looks like the parsing was only partially done. I've...
Monday, 18 October 2010 - 20:07
Creating New Projects
After installing AVR32 Studio 2.6 and realizing that the ELF files cannot be conveniently parsed, I reverted to AVR32 Studio 2.5 and I can no longer correctly build demos for the...
Tuesday, 12 October 2010 - 20:51
The actual crt0.s being used
I'm having trouble finding the precise version of crt0.s being used with AVR32 Studio 2.5, and the GNU Toolchain 2.4.2 There are several versions of crt0.s floating around in my...
Wednesday, 22 September 2010 - 19:39
SPI Slave in ATmega128
As an experiment on an existing product I am trying to eliminate an obsolete FPGA, by implementing an SPI Slave on an ATmega128. I need to sample 5 push-button switches and place...
Tuesday, 23 March 2010 - 15:55
UART sending BREAK condition on ATmega128
I'd like to know if there is a recommended way to send a BREAK condition on UART0 or UART1 in the ATmega128. Some UARTS on other processors implement this as a bit in one of the...
Wednesday, 27 January 2010 - 18:49
Power Manager - OSCCTRL0 Register
I keep running into things about the AVR documentation that leave me wondering if the parts are ready for prime time. On page 72 of the datasheet for the AT32UC3A (doc32058.pdf...
Thursday, 14 February 2008 - 17:59

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