ATxmega256A3 Atmel Corporation, ATxmega256A3 Datasheet - Page 336

• Manufacturer Part Number: ATxmega256A3
• Manufacturer: Atmel Corporation

Specifications of ATxmega256A3

• Flash (kbytes): 256 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 Speed: No
• Usb Interface: No
• 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): 16
• Eeprom (bytes): 4096
• 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

27.10 Register Summary
27.11 Interrupt vector Summary
Table 27-7.
8077H–AVR–12/09
Address
+0x00
+0x01
+0x02
+0x03
+0x04
+0x05
+0x06
+0x07
Offset
0x00
0x02
0x04
Name
AC0MUXCTRL
AC1MUXCTRL
AC0CTRL
AC1CTRL
WINCTRL
Analog Comparator Interrupt vectors
STATUS
CTRLA
CTRLB
WINDOW_vect
COMP0_vect
COMP1_vect
Source
Bit 7
-
-
-
-
-
INTMODE[1:0]
INTMODE[1:0]
WSTATE[1:0]
Bit 6
-
-
-
-
-
Interrupt Description
Analog Comparator Window Interrupt vector
Analog Comparator 0 Interrupt vector
Analog Comparator 1 Interrupt vector
AC1STATE
Bit 5
-
-
INTLVL[1:0]
INTLVL[1:0]
MUXPOS[2:0]
MUXPOS[2:0]
AC0STATE
Bit 4
WEN
-
HSMODE
HSMODE
Bit 3
-
-
WINTMODE[1:0]
SCALEFAC5:0]
Bit 2
WIF
-
HYSMODE[1:0]
HYSMODE[1:0]
MUXNEG[2:0]
MUXNEG[2:0]
Bit 1
AC1IF
-
WINTLVL[1:0]
XMEGA A
ACOOUT
ENABLE
ENABLE
Bit 0
AC0IF
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