https://www.keil.arm.com/family/silicon-labs-mgm21-series/
Arm Keil | MGM21 Series
Keil MDK and Keil Studio. As flexible as you are: from cloud to desktop, from CLI to GUI, running on macOS, Linux, and Windows
arm keilseries
https://www.keil.arm.com/packs/geckoplatform_mgm21_dfp-siliconlabs/versions/
Arm Keil | Silicon Labs GeckoPlatform_MGM21_DFP
Keil MDK and Keil Studio. As flexible as you are: from cloud to desktop, from CLI to GUI, running on macOS, Linux, and Windows
arm keilsilicon labsdfp