Atmel AVR XMEGA AU series, Manual

Page: 79 / 512

79
8331B–AVR–03/12
Atmel AVR XMEGA AU
Notes: 1.
The description of how the ports generate events is described in ”Port Event” on page 150 .
2.
The different USB events can be selected for only event channel, 0 to 3.
0001 0 1 0 0 ACB_CH1 ACB channel 1
0001 0 1 0 1 ACB_WIN ACB window
0001 0 1 1 X (Reserved)
0001 1 X X X (Reserved)
0010 0 0 n ADCA_CHn ADCA channel n (n =0, 1, 2 or 3)
0010 0 1 n ADCB_CHn ADCB channel n (n=0, 1, 2 or 3)
0010 1 X X X (Reserved)
0011 X X X X (Reserved)
0100 X X X X (Reserved)
0101 0 n PORTA_PINn
(1)
PORTA pin n (n= 0, 1, 2 ... or 7)
0101 1 n PORTB_PINn
(1)
PORTB pin n (n= 0, 1, 2 ... or 7)
0110 0 n PORTC_PINn
(1)
PORTC pin n (n= 0, 1, 2 ... or 7)
0110 1 n PORTD_PINn
(1)
PORTD pin n (n= 0, 1, 2 ... or 7)
0111 0 n PORTE_PINn
(1)
PORTE pin n (n= 0, 1, 2 ... or 7)
0111 1 n PORTF_PINn
(1)
PORTF pin n (n= 0, 1, 2 ... or 7)
1000 M PRESCALER_M Clk
PER
divide by 2
M
(M=0 to 15)
1001 X X X X (Reserved)
1010 X X X X (Reserved)
1011 X X X X (Reserved)
1100 0 E See Table 6-4 Timer/counter C0 event type E
1100 1 E See Table 6-4 Timer/counter C1 event type E
1101 0 E See Table 6-4 Timer/counter D0 event type E
1101 1 E See Table 6-4 Timer/counter D1 event type E
1110 0 E See Table 6-4 Timer/counter E0 event type E
1110 1 E See Table 6-4 Timer/counter E1 event type E
1111 0 E See Table 6-4 Timer/counter F0 event type E
1111 1 E See Table 6-4 Timer/counter F1 event type E
Table 6-4. Timer/counter events.
T/C Event E Group Configuration Event Type
0 0 0 TCxn_OVF Over/Underflow (x = C, D, E or F) (n= 0 or 1)
0 0 1 TCxn_ERR Error (x = C, D, E or F) (n= 0 or 1)
0 1 X (Reserved)
1 0 0 TCxn_CCA Capture or compare A (x = C, D, E or F) (n= 0 or 1)
Table 6-3. CHnMUX[7:0] bit settings.
CHnMUX[7:4] CHnMUX[3:0] Group Configuration Event Source