Silicon Labs EFR32MG21
From upper left, counterclockwise
- VSS (GND)
- PB01
- PB00
- PA00
- PA03
- PA04
- PA05
- PA06
-
-
-
- PD04
- PD03
- PD02
- RESETn (TP RST)
- PD01 (TP TX)
- PD00 (TP RX)
- PA01 (TP -)
- PA02 (TP -)
-
-
- PC00
- PC01
- PC02
- PC03
- PC04
- PC05
- VSS (GND)
- PAVDD (TP VCC)
- RFVDD