I am looking for some microcontroler with external bus for program memory, and witch is supported by GCC. I read this Atmel ATSam3U datasheet (I have no experience with this familly, yet) and there ...
What are lock bits in microcontrollers used for? Are they something specific to AVRs, or used more of a general concept in microcontrollers?
I'm using an ATTiny2313 to act as a serial concentrator. It only has 128bytes of RAM. I think I'm running out of RAM during the ISR. My question is how much RAM (stack) does an ISR use to save the ...