3 phase ac measurement atmega8

[nandhu015]

Hai all

Can any one give me design idea / circuit / example to measure phase to phase ac voltage (440) with atmega 8 and display it .

thanks in advance

Nandhu

 

[btbass]

Microchip make a chip that measures and calculates 3 phase voltage supplies.
There is also application notes and a full project on using the device.