FreeRTOS for ATMega644

Sunday, August 10th, 2008

FreeRTOS is an open-source realtime operating system for microcontrollers. The ATMega644 of ATMEL provides 64KB of flash program memory in a DIY-friendly 40-pin PDIP package. Read on for how to combine both to my new software development platform.

Tweaking the code

Wednesday, April 18th, 2007

Thanks to Lasse Lambrecht, I can release a new version of the DCF77 code - now you can run it on the ATMega168-based Arduinos.

Arduino on Steroids

Tuesday, January 23rd, 2007

I just upgraded by little Arduino to the ATMega168 - and basically doubled the memory. But, be warned: This is not a hassle-free procedure if you have not some experience with microcontrollers.

I will think before I code…

Wednesday, December 27th, 2006

As CosineKitty pointed out: My Arduino timer interrupt code did not work because the Prescaler bits were not set correctly.

Arduino Timer Interrupt

Saturday, December 23rd, 2006

Continuing my interrupt experiments, I wrote a little sketch to print the seconds since startup to serial. But: Something is wrong...