On 04/04/2017 05:50:24, "Denny Esterline" wrote: > > >Personally I think one of the tiny micros and three SOT23 transistors=20 >is a >better solution. (smaller, lighter, easier to change, etc) but, I too=20 >have >been in environments where _any_ software was to be avoided. Yes, with a uC it would be very easy, but for the reasons I stated=20 earlier, that would be a no no. I'm still torn between using two logic gates as an oscillator or a 555. Colin > -- colin@btech-online.co.uk Web presence: www.btech-online.co.uk Hosted by: www.justhost.com.au This email is to be considered private if addressed to a named =20 individual or Personnel Department, and public if addressed to a blog, =20 forum or news article. __________________________________ Sent from eM Client | www.emclient.com > > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .