Method wait

src/platforms/arm/kl26/fastspi_arm_kl26.h:189–189

Wait for the world to be clear

  // Wait for the world to be clear
  static void wait() __attribute__((always_inline)) { while(!(SPIX.S & SPI_S_SPTEF));  }

  // wait until all queued up data has been written
  void waitFully() { wait(); }