=20 Or you could just buy a Turnigy 3S balancer and charger for $4.50, does pretty-much exactly this. Back-order at the moment though.=20 http://www.hobbyking.com/hobbyking/store/__7637__Turnigy_balancer_Charger_= 2S_3S.html [1] > I suggested a module made up of a lithium charger IC, a switching > mechanism that could isolate those batteries in the chain (envisaging no > more than 3) once they've charged and some form of electronic load > (probably a FET). It has been proposed that each battery could have its > own switch controller and thinking about this a small Pic or Atmel chip > could be used to provide the intelligent switching per battery with the > charger/battery gauge chip providing the correct charging algorithm, the > controller chip would either switch it out of the pack chain or > alternatively switch in the active load to maintain that particular battery > charge state. > > Does this seem workable in theory? ------------------------- Msg sent via Webmail - http://hosting.myob.com/ Links: ------ [1] http://www.hobbyking.com/hobbyking/store/__7637__Turnigy_balancer_Charger_2= S_3S.html --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .