1.29.17.7 PM_IO_RetentionClear Function

C

void PM_IO_RetentionClear( void );

Summary

Turns off I/O retention. To be called after exiting HIBERNATE or BACKUP mode.

Description

If PM_IO_RetentionSet function is called before entering HIBERNATE or BACKUP mode, then while exiting the sleep, the configuration of the I/O lines is retained until PM_IO_RetentionClear() is called. Refer the bit description of PM->CTRLA.IORET in datasheet before using this function. When IORET is enabled, SWD access to the device will not be available after waking up from Hibernate/Backup sleep until the bit is cleared by the application.

Precondition

None.

Parameters

None.

Returns

None.

Example

PM_IO_RetentionClear();

Remarks

None.