ug303UG303: EFM32 Tiny Gecko TG11 Starter Kit User's Guide The SLSTK3301A is an excellent starting point to become familiar with the EFM32™ Tiny Gecko TG11 Microcontroller .Read on or download the Silicon Labs UG303 User's Guide to learn about the EFM32 Tiny Gecko TG11 Starter Kit, its features, peripherals, and how to get started. The manual includes