Trim

Slow Internal RC Oscillator Auto-trimming Status Register offset 0x218.

Slow Internal RC Oscillator Auto-trimming Status Register offset 0x218Provides status information about SIRC automatic trimming operations including trim completion, accuracy achievement, and error conditions.

慢速內部RC振盪器自動微調狀態暫存器

Status Information:

• Auto-trim operation completion status
• Current trim accuracy and error measurements
• Trim failure and timeout error flags

• Temperature compensation status

  Monitoring:

  // Monitor trimming progress
  if (scg->sircstat & SIRC_TRIM_COMPLETE_FLAG) {
      uint32_t accuracy = scg->sircstat & SIRC_ACCURACY_MASK;
      if (accuracy < REQUIRED_ACCURACY) {
          // Trimming achieved required accuracy
          sirc_ready_for_precision_timing = true;
      }
  }