EVCTRL

Event Control in Clock/Calendar mode (CTRLA.MODE=2)

  0x04 32 PAC Write-Protection, Enable-Protected 0x00000000    
Parent topic: Register Description - Mode 2 - Clock/Calendar

Event Control in Clock/Calendar mode (CTRLA.MODE=2)

Bit  31 30 29 28 27 26 25 24  
                PERDEO  
Access                R/W  
Reset                0  
Bit  23 22 21 20 19 18 17 16  
                TAMPEVEI  
Access                R/W  
Reset                0  
Bit  15 14 13 12 11 10 9 8  
  OVFEO TAMPEREO           ALARMEO0  
Access  R/W R/W           R/W  
Reset  0 0           0  
Bit  7 6 5 4 3 2 1 0  
  PEREO7 PEREO6 PEREO5 PEREO4 PEREO3 PEREO2 PEREO1 PEREO0  
Access  R/W R/W R/W R/W R/W R/W R/W R/W  
Reset  0 0 0 0 0 0 0 0  

Bit 24 – PERDEO: Periodic Interval Daily Event Output Enable

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 last second of each day depending on the CTRLA.CLKREP bit:
  • If CLKREP = 0, the event will occur at 23:59:59
  • If CLKREP = 1, the event will occur at 11:59:59, PM = 1

Bit 16 – TAMPEVEI: Tamper Event Input Enable

Tamper Event Input Enable

ValueDescription
0 Tamper event input is disabled, and incoming events will be ignored.
1 Tamper event input is enabled, and all incoming events will capture the CLOCK value.

Bit 15 – OVFEO: Overflow Event Output Enable

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.

Bit 14 – TAMPEREO: Tamper Event Output Enable

Tamper Event Output Enable

ValueDescription
0 Tamper event output is disabled, and will not be generated
1 Tamper event output is enabled, and will be generated for every tamper input.

Bit 8 – ALARMEO0: Alarm 0 Event Output Enable

Alarm 0 Event Output Enable

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

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

Periodic Interval n Event Output Enable [n = 7..0]

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