11.5.1 ACTCON
| Name: | ACTCON | 
| Offset: | 0x0294 | 
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| ACTEN | ACTUD | ACTLOCK | ACTORS | ||||||
| Access | R/W | R/W | R | R | |||||
| Reset | 0 | 0 | 0 | 0 | 
Bit 7 – ACTEN Active Clock Tuning Enable
| Value | Description | 
|---|---|
| 1 | ACT enabled: HFINTOSC tuning is controlled by the ACT | 
| 0 | ACT disabled: HFINTOSC tuning is controlled by the OSCTUNE register via user software | 
Bit 6 – ACTUD Active Clock Tuning Update Disable
| Value | Name | Description | 
|---|---|---|
| 1 | ACTEN = 1 | Updates to the OSCTUNE register from ACT hardware are disabled | 
| 0 | ACTEN = 1 | Updates to the OSCTUNE register from ACT hardware are allowed | 
| x | ACTEN = 0 | Updates to the OSCTUNE register through user software are allowed | 
Bit 3 – ACTLOCK Active Clock Tuning Lock Status
| Value | Description | 
|---|---|
| 1 | Locked: HFINTOSC is within ± 1% of its nominal value | 
| 0 | Not locked: HFINTOSC may or may not be within ± 1% of its nominal value | 
Bit 1 – ACTORS Active Clock Tuning Out-of-Range Status
| Value | Description | 
|---|---|
| 1 | Value required for tuning is outside of the OSCTUNE range | 
| 0 | Value required for tuning is within the OSCTUNE range | 
