Posts Tagged Battery Selection

GPS Logger IV – Power and Batteries

The prototype is at the stage of being able to successfully achieve GPS lock, log the received coordinates, waypoints and go to sleep. The power usage of the system needed to be analysed in order to specify the battery requirements. The current draw was monitored after the 3.3V regulator as the device was put into its various modes.

Looking at the current draw of the PIC, SD Card and GPS receiver Read the rest of this entry »

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