The smart outlet hardware reference design contains the following features:
Silicon Labs EFR32MG1P232F256GM48 ZigBee Pro Radio:
32-bit ARM Cortex -M4 with DSP and FPU
2.4-GHz IEEE 802.15.4-2003 transceiver & lower MAC.
Hardware Cryptographic Acceleration for AES 128/256, SHA-1, SHA-2 (SHA-224 and SHA-256) and ECC.
256 kB user programmable flash with 64 kB RAM.
Flexible ADC, UART/SPI/I2C serial communications, and general purpose timers.
Highly efficient Thumb-2 instruction set.
Silicon Labs Si7021 relative humidity and temperature sensor:
Temperature sensor accuracy: 0.4 C
Humidity sensor accuracy: 3% RH
Silicon Labs Si1141 ambient light sensor:
Ambient light sensor range: 1 to 128 kilo lux
Additional hardware features:
Full packet trace port for RF communications debugging.
Pushbutton for manual on-off power and network join.
Green Network/status LED.
Fully qualified BOM for 0 to 55 C operation.
Pre-certified FCC Part 15.