Silicon Labs MGM111A256V2 Mesh Networks EFR32MG1 系列 1 ARM Cortex-M4 256 kB 闪存，32 kB RAM 模块

Data Rate: 250 kb/s

Frequency: 40 MHz, 2.4 GHz

Unit Weight: 1.755 g

Interface Type: GPIO, I2C, LEUART, USART

Processor Type: ARM Cortex M4

Moisture Sensitive: Yes

Supply Voltage - Max: 3.8 V

Supply Voltage - Min: 1.85 V

Maximum Operating Temperature: + 85 C

Minimum Operating Temperature: - 40 C