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Running from flash using SAMA5D2 Xplained
I'm new to this processor and the XULT dev board.  I'm using IAR Embedded Workbench.   I've written my little LED flasher that executes in RAM.  Now I...
Tuesday, 17 April 2018 - 01:57
Atmel Studio 6.1 Help Not Working
Installed 6.1, trying to view the STK500 User Guide. Microsoft Help Viewer 1.1 opens, No content was found on your computer. I click on Help Library Manager and get the following...
Tuesday, 29 October 2013 - 17:32
Lessons of my dehydrator
First off, employing an ATMEGA32 for basically a two discrete output food dehydrator is absurd. But a couple years ago I modified an existing project on a breadboard to 1) turn...
Tuesday, 26 February 2013 - 22:02
New ATmega32M1
Not sure if this is "new" or not, but I see Atmel is announcing new parts for automotive apps. The news release says ATmega16M1 and ATmega32M1, but the datasheet I found is for...
Wednesday, 27 February 2008 - 17:16
AVR Interrupt Priorities
I finally read the datasheet details about ATmega32 interrupt priorities and will share here details learned. (Other devices may differ; not sure.) If you enable interrupts in...
Thursday, 18 October 2007 - 20:34
IAR IDE Slow Debug
I am porting from GCC to IAR an ATmega128 app and the debugging session is fairly slow. Stepping over a statement takes about 15 seconds. I've disabled the extra plugins and...
Thursday, 1 March 2007 - 02:34
minor atoi bug
I stumbled onto: atoi("v10") == 10 The repository shows the assembler version of atoi is correct but my version of avr-libc incorrectly checks the string for 'v' instead of '\v...
Sunday, 28 January 2007 - 18:45
Added Bootloader Section, Now Global Vars Broken
Hi All, Using ATmega128 with WinAVR and AVRStudio. I created a section in the bootloader area of flash (0xFE00) with a subroutine that is used to modify some program memory space...
Wednesday, 13 September 2006 - 14:49
2 x 7 Seg LEDs On 8 Pins
It works! I built a circuit to drive two 7 segment LEDS from an ATmega32, displaying a byte in hex. Using a pair of transistors I can use 7 output pins to light the 14 leds with...
Tuesday, 12 September 2006 - 14:44
Compiler emits 16bit compares for switch(byte)?
I am using WinAVR with the ATmega128, with a code segment like: switch( *pBytePtr ) { case 29: dosomestuff(); break; case 77: dosomestuff2(); break; // // Three...
Thursday, 3 August 2006 - 18:39