<https://cn.element14.com/c/semiconductors-ics/microcontrollers-mcu/16-32-bit-microcontrollers-mcu-arm>
<http://schema.org/name>
<https://cn.element14.com/silicon-labs/efm32gg230f1024-qfn64t/-32-cortex-m3-48mhz-qfn-64/dp/2503900>