Post Created date
RFID Project Help - Need to deterr Chihuahuas
Don't underestimate the cunning for even the dumbest of varmints. Been through a similar exercise with cats and keeping them off of work surfaces in the kitchen. My set up used a...
Tuesday, 15 December 2015 - 16:40
ATtiny 25 - Analogue Comparator
Having had the weekend to think about other things and then re-reading my previous posts it seems I am guilty of lack of clarity and poor explanation. In my original post I...
Monday, 13 February 2012 - 10:58
ATtiny 25 - Analogue Comparator
Quote:Unless you need fast response time the ADC method should work. I agree, and that may well be my next approach. The only reason I am persuing the analogue comparator is...
Friday, 10 February 2012 - 20:54
ATtiny 25 - Analogue Comparator
Well not much in the way of answers, so I decided to measure it. It turns out to be around 5mV. BUT.... There is noise on the AIN signal / comparator input and it would appear to...
Friday, 10 February 2012 - 12:03
problem regarding sensor circuit !!!!!!!!!!
For what it's worth, here's my 10 cents worth. Your sensor circuit is indeed a basic comparator with no hysteresis. The LM358 with all it's limitations should be up to the job I...
Tuesday, 17 May 2011 - 10:05
Tiny 25 ADC Trigger source
Quote:Remember that you have to clear the trigger flag. The trigger only fires on the rising edge of the trigger flag. This may well be the source of my problem. Thanks I'll check...
Monday, 4 April 2011 - 07:30
Where can I get multi-stranded, coated headphone wire?
Hi Alan, I think I know the type of thing you are after, we use a stranded enammelled copper wire as flexible tails for a product of ours. Have a look at this website http://www....
Wednesday, 3 March 2010 - 08:38
Symptoms of a Fried MCU
You're quite right. Many thanks.
Wednesday, 3 February 2010 - 13:38
Symptoms of a Fried MCU
Leon, Chip quick looks impressive - not used it myself. Do you know of any UK based distributors? CPC are mentioned on the Chip Quick website, but can't find it listed.
Wednesday, 3 February 2010 - 08:43
Plant light?
Try Googling 'Grolux'. These lamps have been around for a long time and are used for plant growth and aquariums etc.
Monday, 1 February 2010 - 16:17
MOSFET Arrays? A beast that doesnt exist?
Quad N channel any good? Try Googling VQ1000. There is also a quad P channel but i cant remember the part number.
Monday, 18 January 2010 - 16:30
PWM problem
Hi, I've used 16 bit PWM for a servo drive, albeit on a ATiny24 and not the ATmega8. The code snippet below shows how I set up the Timer/Counter and maybe that will give you some...
Wednesday, 2 December 2009 - 09:28