Lantronix told me today that the MatchPort b/g without AES uses 740 mW when active and 250 mW when inactive and it draws 350 mAmps when data is transferred. I'm not sure whether there is a separate sleep mode in adition to inactive or not?? If not, I may have to use a NO relay under MCU control to turn power to the MatchPort on only when data needs to be sent via WiFi. Plan on using 250 mAH NiMH rechargeable battery as power source for application. The data transmit duration will be so short (maybe 0.2 secs) that the mAH load will be very small, so 250 MAH battery ought to last awhile.
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