Search found 2 matches

by Matt.n2eee
Wed Jul 27, 2016 4:21 pm
Forum: Geiger Counter
Topic: Solid blast of clicks on lowest setting
Replies: 8
Views: 14272

Re: Solid blast of clicks on lowest setting

I'm guessing it involves the 555 timer oscillator (U1). Does the number of clicks per second equal to the frequency of the 555? You might have some parasitic capacitance or a bridged solder joint somewhere
by Matt.n2eee
Wed Jul 27, 2016 1:16 pm
Forum: Geiger Counter
Topic: attiny2313 replacement
Replies: 1
Views: 7268

attiny2313 replacement

Hello all! (Love this project BTW) I have an abundance of attiny24a's, attiny85's and attiny88's, but I can't seem to get geiger.c to compile for any of them. I don't need a serial interface, just the sound and an led. I'm not very good at all with c, but i do have experience with avr asm. I also ha...