43.7.1 Control
Note: CTRL register (except the bits ENABLE & SWRST) is Enable Protected when
CCL.CTRL.ENABLE = 1.
| Name: | CTRL |
| Offset: | 0x00 |
| Reset: | 0x00 |
| Property: | PAC Write-Protection |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| RUNSTDBY | ENABLE | SWRST | |||||||
| Access | R/W | R/W | W | ||||||
| Reset | 0 | 0 | 0 |
Bit 6 – RUNSTDBY Run in Standby
This bit indicates if the GCLK_CCL clock must be kept running in standby mode. The setting is ignored for configurations where the generic clock is not required. For details refer to 43.6.4 Sleep Mode Operation.
Important: This bit must be written before enabling the CCL.
| Value | Description |
|---|---|
| 0 | Generic clock is not required in standby sleep mode. |
| 1 | Generic clock is required in standby sleep mode. |
Bit 1 – ENABLE Enable
Note: In the case where the sequential
logic is used and the LUT is disabled once, write CTRL.ENABLE again after LUT is
enabled (LUTCTRL0.ENABLE = 1 / LUTCTRL2.ENABLE = 1) back.
| Value | Description |
|---|---|
| 0 | The peripheral is disabled. |
| 1 | The peripheral is enabled. |
Bit 0 – SWRST Software Reset
Writing a '0' to this bit has no effect.
Writing a '1' to this bit resets all registers in the CCL to their initial state.
| Value | Description |
|---|---|
| 0 | There is no reset operation ongoing. |
| 1 | The reset operation is ongoing. |