
Once the programmer is detected and any firmware update
necessary has been carried out, the main programmer window will
appear.
The caption at top will say Keyfob or V3 Keyfob for latest version.
Only V3 supports UPDI
The right-hand side of the screen shows the Programmer settings,
and the left-hand side shows details about the AVR device,
filename, programming method and other details that will be used
to load the programmer.