226
8331B–AVR–03/12
Atmel AVR XMEGA AU
18.4 Register Summary
18.5 Interrupt Vector Summary
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Page
+0x00 CTRL – – – – – PRESCALER[2:0] 221
+0x01 STATUS – – – – – – – SYNCBUSY 222
+0x02 INTCTRL – – – – COMPINTLVL[1:0] OVFINTLVL[1:0] 222
+0x03 INTFLAGS – – – – – – COMPIF OVFIF 223
+0x04 TEMP TEMP[7:0] 223
+0x08 CNTL CNT[7:0] 224
+0x09 CNTH CNT[15:8] 223
+0x0A PERL PER[7:0] 224
+0x0B PERH PER[15:8] 224
+0x0C COMPL COMP[7:0] 225
+0x0D COMPH COMP[15:8] 225
Table 18-2. RTC interrupt vectors and their word offset.
Offset Source Interrupt Description
0x00 OVF_vect Real-time counter overflow interrupt vector
0x02 COMP_vect Real-time counter compare match interrupt vector