RE: [Tinyos-help] how to measure power consumption in tmote sky

2006-09-05 Thread David Moss
Title: Message Usually a multimeter won't give you good accuracy because 1) many won't get down to uA resolution, and 2) the mote's power consumption moves all over the place when running an application, so the multimeter doesn't have time to settle on an accurate value.   If you have access

Re: [Tinyos-help] how to measure power consumption in tmote sky

2006-09-06 Thread Xiaofan Jiang
At this point, the best way is probably hook up a small shunt resistor (1-50Ohm depending on your load and oscilloscope accuracy) in series between the battery and the board, either on the ground side or the Vdd side. Then use an oscilloscope to measure it. Also pay attention to the wavefor