Just put a high uF capacitor on the VCC pin and use a voltage divider to measure the power supply input voltage. Mark Jordan On 27 Apr 2008 at 19:38, Tim Gilbert wrote: > We're doing an instrument that needs to store a variable in EEPROM. It is a statistical certainty that, at some point, the power will fail just as the software starts to write the data. Any idea's how to handle this? > > Of course, we'll have the BOD enabled but I don't know (in fact really doubt) that it will save the day. > > > Thanks, > > > > Tim Gilbert > JEM Innovation Inc. > 303-926-9053 (office) > 303-437-4342 (cell) > 720-890-8582 (fax) > www.jeminnovation.com > www.pdksolutions.com > > [Non-text portions of this message have been removed] > > > ------------------------------------ > > Yahoo! Groups Links > > >
Message
Re: [AVR-Chat] EEPROM write and power failure
2008-04-28 by Enki
Attachments
- No local attachments were found for this message.