ATxmega64A3U Atmel Corporation, ATxmega64A3U Datasheet - Page 77

• Manufacturer Part Number: ATxmega64A3U
• Manufacturer: Atmel Corporation

Specifications of ATxmega64A3U

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 50
• Ext Interrupts: 50
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 10
• Twi (i2c): 2
• Uart: 7
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 4
• Eeprom (bytes): 2048
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.6 to 3.6
• Operating Voltage (vcc): 1.6 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 7
• Output Compare Channels: 22
• Input Capture Channels: 22
• Pwm Channels: 22
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

8331A–AVR–07/11
Table 6-3.
Notes:
Table 6-4.
T/C Event E
0
0
0
1
CHnMUX[7:4]
0001
0001
0001
0001
0010
0010
0010
0011
0100
0101
0101
0110
0110
0111
0111
1000
1001
1010
1011
1100
1100
1101
1101
1110
1110
1111
1111
0
0
1
0
1.
2.
The description of how the ports generate events is described in
The different USB events can be selected for only event channel, 0 to 3.
0
1
X
0
CHnMUX[7:0] bit settings.
Timer/counter events.
Group Configuration
TCxn_OVF
TCxn_ERR
TCxn_CCA
CHnMUX[3:0]
X
X
X
X
X
0
0
0
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
X
X
X
X
X
X
X
1
1
1
0
1
M
X
X
X
X
X
X
X
E
E
E
E
E
E
E
E
0
0
1
n
n
n
n
n
n
n
n
X
X
X
X
X
X
X
X
0
1
Group Configuration
ACB_CH1
ACB_WIN
ADCA_CHn
ADCB_CHn
PORTA_PINn
PORTB_PINn
PORTC_PINn
PORTD_PINn
PORTE_PINn
PORTF_PINn
PRESCALER_M
See
See
See
See
See
See
See
See
Table 6-4
Table 6-4
Table 6-4
Table 6-4
Table 6-4
Table 6-4
Table 6-4
Table 6-4
Event Type
Over/Underflow (x = C, D, E or F) (n= 0 or 1)
Error (x = C, D, E or F) (n= 0 or 1)
(Reserved)
Capture or compare A (x = C, D, E or F) (n= 0 or 1)
(1)
(1)
(1)
(1)
(1)
(1)
Atmel AVR XMEGA AU
Event Source
ACB channel 1
ACB window
(Reserved)
(Reserved)
ADCA channel n (n =0, 1, 2 or 3)
ADCB channel n (n=0, 1, 2 or 3)
(Reserved)
(Reserved)
(Reserved)
PORTA pin n (n= 0, 1, 2 ... or 7)
PORTB pin n (n= 0, 1, 2 ... or 7)
PORTC pin n (n= 0, 1, 2 ... or 7)
PORTD pin n (n= 0, 1, 2 ... or 7)
PORTE pin n (n= 0, 1, 2 ... or 7)
PORTF pin n (n= 0, 1, 2 ... or 7)
Clk
(Reserved)
(Reserved)
(Reserved)
Timer/counter C0 event type E
Timer/counter C1 event type E
Timer/counter D0 event type E
Timer/counter D1 event type E
Timer/counter E0 event type E
Timer/counter E1 event type E
Timer/counter F0 event type E
Timer/counter F1 event type E
”Port Event” on page
PER
divide by 2
M
(M=0 to 15)
146.
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