To ensure full device support for ATmega48PB/88PB/168PB the
latest part pack must be installed. Up-to-date part packs are included in
the latest version of Atmel Studio 7.0, or can be manually downloaded if
needed:
- In the Atmel
Studio 7.0 toolbar, click Tools -> Device Pack
Manager. In the Device Pack Manager window
click and select the latest version under ATmega_DFP,
then click Install -> Install Selected Packs.
- [Alternative] Go
to http://packs.download.atmel.com/ and
download the latest Atmel ATmega Series Device
Support. Install the downloaded file.