piclist 2005\08\08\090158a >
Thread: Measurement of cell voltages within a battery
picon face BY : Gerhard Fiedler email (remove spam text)

Michael Rigby-Jones wrote:

>>Sigma Delta ADCs.

> Oops, forgot to mention that one, been a long way down this path.  Main
> problem is simply the length of time it takes to take a sample. [...]
> With 6 cells, temperature monitor and current monitor the PIC is going
> to be spending a lot of time awake which means higher discharge when the
> battery is idle.

Can't you assume that the voltage doesn't change too fast? Temperature is
probably quite slow. You didn't say how fast/frequently you need to monitor
the cells.

<1i27237th211w.18ey2s82xez8f.dlg@40tude.net> 7bit

In reply to: <23075D38FE1C8144847DFAECA3565F2704E54F56@pai-smx-01.europe.bkhm.net>
See also: www.piclist.com/techref/power/batterys.htm?key=battery
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Subject (change) Measurement of cell voltages within a battery

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