Recent content by Warrant

Just a wondering, can a the programs for ti83+ run on a ti89 titanium? Thanks!

Actually I think I was recommended a PLC type of thing, do you guys mean like a PIC microcontroller? Theirs got to be a simpler way to get a 15 second count down timer. What about a digital timer, something like these, and split it part to find the beeper or what ever and hook that to a...

well, I might be in over my head. My only experience with this stuff is a 4 credit college course in digital electronics, I thought it was in depth stuff. I don't know what a optoisolator is, or a pullup resistor is. And we never played with microcontrollers. I think someone recommended...

Guys, I need a simple timer that will count down from 1-20 seconds and then have a continuous output of high to run a electric motor. And time can easily be adjusted (potentiometer?) Ive been playing with 555 timers and timer circuits from diagrams of "555 timer" through google, but...