DRST_DRS=00, DMX32=0
MCG Control 4 Register
| SCFTRIM | Slow Internal Reference Clock Fine Trim |
| FCTRIM | Fast Internal Reference Clock Trim Setting |
| DRST_DRS | DCO Range Select 0 (00): Encoding 0 - Low range (reset default). 1 (01): Encoding 1 - Mid range. 2 (10): Encoding 2 - Mid-high range. 3 (11): Encoding 3 - High range. |
| DMX32 | DCO Maximum Frequency with 32.768 kHz Reference 0 (0): DCO has a default range of 25%. 1 (1): DCO is fine-tuned for maximum frequency with 32.768 kHz reference. |