23.7.3 Event Control in COUNT16 mode (CTRLA.MODE=1)

Name: EVCTRL
Offset: 0x04
Reset: 0x00000000
Property: PAC Write-Protection, Enable-Protected

Bit 3130292827262524 
        PERDEO 
Access R/W 
Reset 0 
Bit 2322212019181716 
          
Access  
Reset  
Bit 15141312111098 
 OVFEO     CMPEO1CMPEO0 
Access R/WR/WR/W 
Reset 000 
Bit 76543210 
 PEREO7PEREO6PEREO5PEREO4PEREO3PEREO2PEREO1PEREO0 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bit 24 – PERDEO Periodic Interval Daily Event Output Enable

ValueDescription
0 Periodic Daily event is disabled and will not be generated.
1

Periodic Daily event is enabled and will be generated.

The event occurs at the overflow of the RTC counter (i.e., when the RTC counter goes from 0xFFFF to 0x0000).

Bit 15 – OVFEO Overflow Event Output Enable

ValueDescription
0 Overflow event is disabled and will not be generated.
1 Overflow event is enabled and will be generated for every overflow.

Bits 8, 9 – CMPEOx Compare x Event Output Enable [x = 1..0]

ValueDescription
0 Compare x event is disabled and will not be generated.
1 Compare x event is enabled and will be generated for every compare match.

Bits 0, 1, 2, 3, 4, 5, 6, 7 – PEREOx Periodic Interval x Event Output Enable [x = 7..0]

ValueDescription
0 Periodic Interval x event is disabled and will not be generated.
1 Periodic Interval x event is enabled and will be generated.