Humidity and temperature demo using the on-board si7021 sensor on the SLSTK3400A_EFM32HG board.

This example project uses the EFM32 CMSIS including emlib and the
board support package support functions/drivers to demonstrate driving
the Sharp Memory LCD display and the si7021 humidity and temperature sensor on the 
SLSTK3400A_EFM32HG board.

Board:  Silicon Labs SLSTK3400A_EFM32HG starter kit.
Device: EFM32HG322F64
