Attiny85 on 3.3v? - SOLVED

Hello, I wanted to run my attiny85 on 3.3v for batteries. I'm okay with running it at a slower clock speed. So I was wondering for 3.3v for the clock speed what speed should I run it at? I had a chart at one time And I can not find it. I tried to look online for the chart again but I can find it has been way to long. Does anyone have a chart on different speeds as different voltages on the attiny85?

Joseph

Try the datasheet

It's a duh me moment at 3am here. Sorry I didn't even think about that. I been looking online and see a lot of different charts but I wasn't sure what would the best one to look at. Thank you.

Joseph

Not to state the obvios but the Standard Operating Procedure taught in school snd used in the
electronics industry is

  1. RTFDS First (Read The Friggin' DataSheet)
  2. Try Google second

If you do succeed in availing yourself of a copy of the data sheet, also look at the brown out fuse setting, especially if you are considering going as low as 1.8 volts.

True. But at 3am I wasn't thinking so straight either. Lession learned.

Joseph

Thank you 6v6gt. I don't need to go down that far. I jusy need to know what clock speed I could run it to at 3.3v And My options are at 1mhz or better yet 8mhz.

Joseph

I recall being able to select the clock speed in the IDE
I think you have to install the correct file for ATTiny cores

This is the benchmark tutorial that started it all...

See THIS part:

Installing ATtiny support in Arduino 1.6.4

Blockquote

Looks like this:

This is my ATtiny85 Programmer Project

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