7
votes
2answers
967 views

What values of resistor and capacitor to use for AVR reset pin isolation?

Background... I'm a newbie to AVR applications. I recently built two ATTINY13-based circuits (glorified LED blinkers) which worked correctly (independently) on the breadboard. When I combined them on ...
3
votes
1answer
309 views

Using AVR reset pin as ADC

I am using an ATTINY13 for a toy application. It simply blinks LEDs in specific patterns. I decided to add a "speed control" using a potentiometer but the only pin I had left is the reset pin. I've ...
3
votes
3answers
711 views

Atmega32 factory reset board

I want to know is there any reset board available ( I mean schematic, link, tutorial or anything else ) out there for Atmega32 microcontoller ( I heard about high voltage reset board, I found some ...
4
votes
3answers
631 views

Do AVR registers and ports need to be initialized to zero?

During the initialization routine of my code I use to do such things as: clr r0 ; will always stay zero and: ...
2
votes
1answer
798 views

Can an ATTiny with RSTDISBL programmed be reprogrammed over ISP?

The ATTiny85 datasheet, on page 152, seems pretty clear on this: After this fuse has been programmed device can be programmed via high-voltage serial mode, only. But elsewhere, on page 28, it ...