RTC_IER

RTC Interrupt Enable Register

  0x20 32 Write-only –  
Parent topic: Register Summary

RTC Interrupt Enable Register

Bit  31 30 29 28 27 26 25 24  
                   
Access                   
Reset                   
Bit  23 22 21 20 19 18 17 16  
                   
Access                   
Reset                   
Bit  15 14 13 12 11 10 9 8  
                   
Access                   
Reset                   
Bit  7 6 5 4 3 2 1 0  
      TDERREN CALEN TIMEN SECEN ALREN ACKEN  
Access      W W W W W W  
Reset      – – – – – –  

Bit 0 – ACKEN: Acknowledge Update Interrupt Enable

Acknowledge Update Interrupt Enable

ValueDescription
0

No effect.
1

The acknowledge for update interrupt is enabled.

Bit 1 – ALREN: Alarm Interrupt Enable

Alarm Interrupt Enable

ValueDescription
0

No effect.
1

The alarm interrupt is enabled.

Bit 2 – SECEN: Second Event Interrupt Enable

Second Event Interrupt Enable

ValueDescription
0

No effect.
1

The second periodic interrupt is enabled.

Bit 3 – TIMEN: Time Event Interrupt Enable

Time Event Interrupt Enable

ValueDescription
0

No effect.
1

The selected time event interrupt is enabled.

Bit 4 – CALEN: Calendar Event Interrupt Enable

Calendar Event Interrupt Enable

ValueDescription
0

No effect.
1

The selected calendar event interrupt is enabled.

Bit 5 – TDERREN: Time and/or Date Error Interrupt Enable

Time and/or Date Error Interrupt Enable

ValueDescription
0

No effect.
1

The time and date error interrupt is enabled.