IOIO Volt Amp Meter description

This Application can measure Voltage and Current with Android Mobile phone and IOIO Board.
IOIO Board Support with Data link cable and Bluetooth Dongle.

Application Feature
• Display Voltage and Ampere in number and graph
• Save data ( volt and amp ) to Log file in SD Card ( file LogYY-MM-DD-hh-mm.txt )
• Support Screen resolution 800x400,1024x600

Hardware Feature
• Voltmeter 0 - 30 V. DC
• Ampmeter 0 - 3 A.

Hardware Interface
1.IOIO Board
2.Volt Amp meter circuit ( DIY )

More info about hardware
http://androidcontrol.blogspot.com/2012/08/android-voltmeter-ampmeter.html

WARNING !!!
Your Phone must work with IOIO Board. ( HTC may not work )

IOIO Board over Bluetooth
http://androidcontrol.blogspot.com/2012/06/ioio-board-over-bluetooth.html