Silicon Labs EFM32: I want to use an external oscillator, is it a square wave or a sine wave?
EFx32
The external clock (HFXO, LFXO) supports both square waves and sine waves.
For more details, please refer to the application note below.
- Application Note AN0002 "Hardware Design Considerations" Section 3.2.2, Section 3.3.2, etc.
- Application Note AN0004 "Clock Management Unit" Chapter 3, etc.
- Application Note AN0016 "Oscillator Design Considerations" Section 2.3, etc.
For the circuit when using an external oscillator, please refer to anothertopic(When using an external oscillator, how should I connect it?).
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