ATxmega128A3U Atmel Corporation, ATxmega128A3U Datasheet - Page 311
ATxmega128A3U
Manufacturer Part Number
ATxmega128A3U
Description
Manufacturer
Atmel Corporation
Specifications of ATxmega128A3U
Flash (kbytes)
128 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)
8
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATxmega128A3U-AU
Manufacturer:
ATMEL
Quantity:
39
Company:
Part Number:
ATxmega128A3U-MH
Manufacturer:
ATMEL
Quantity:
1
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23.16 Register Summary
23.16.1
23.16.2
23.17 Interrupt Vector Summary
Table 23-10. USART interrupt vectors and their word offset address.
8331A–AVR–07/11
+0x05+0x05+
+0x05+0x05
Address
Address
+0x00
+0x01
+0x02
+0x03
+0x04
+0x06
+0x07
+0x00
+0x01
+0x02
+0x03
+0x04
+0x06
+0x07
Offset
0x00
0x02
0x04
Register Description - USART
Register Description - USART in SPI Master Mode
Name
Name
BAUDCTRLA
BAUDCTRLB
BAUDCTRLA
BAUDCTRLB
Reserved
STATUS
Reserved
CTRLA
CTRLB
CTRLC
STATUS
DATA
CTRLC
CTRLA
CTRLB
DATA
RXCIF
Bit 7
RXCIF
Bit 7
RXC_vect
DRE_vect
TXC_vect
–
–
–
Source
CMODE[1:0]
–
–
–
CMODE[1:0]
Bit 6
TXCIF
Bit 6
TXCIF
–
–
–
–
–
–
BSCALE[3:0]
BSCALE[3:0]
Interrupt Description
USART receive complete interrupt vector
USART data register empty interrupt vector
USART transmit complete interrupt vector
Bit 5
DREIF
–
–
DREIF
Bit 5
RXCINTLVL[1:0]
–
–
–
PMODE[1:0]
RXCINTLVL[1:0]
Bit 4
FERR
RXEN
–
Bit 4
RXEN
–
–
–
DATA[7:0]
BSEL[7:0]
DATA[7:0]
BSEL[7:0]
SBMODE
BUFOVF
Bit 3
TXEN
–
Bit 3
TXEN
TXCINTLVL[1:0]
–
–
–
TXCINTLVL[1:0]
Atmel AVR XMEGA AU
CLK2X
Bit 2
PERR
–
UDORD
Bit 2
–
–
–
BSEL[11:8]
BSEL[11:8]
CHSIZE[2:0]
UCPHA
MPCM
Bit 1
Bit 1
–
–
–
–
–
DREINTLVL[1:0]
DREINTLVL[1:0]
Bit 0
Bit 0
RXB8
TXB8
–
–
–
–
–
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