ATxmega128A3U Atmel Corporation, ATxmega128A3U Datasheet - Page 493
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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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Table Of Contents
8331A–AVR–07/11
1
2
3
4
About the Manual ..................................................................................... 2
Overview ................................................................................................... 3
Memories ................................................................................................ 19
AVR CPU .................................................................................................. 6
1.1
1.2
1.3
2.1
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10
3.11
3.12
3.13
3.14
3.15
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
Reading the Manual ..........................................................................................2
Resources .........................................................................................................2
Recommended Reading ....................................................................................2
Block Diagram ...................................................................................................5
Features ............................................................................................................6
Overview ............................................................................................................6
Architectural Overview .......................................................................................6
ALU - Arithmetic Logic Unit ...............................................................................7
Program Flow ....................................................................................................8
Instruction Execution Timing .............................................................................8
Status Register ..................................................................................................9
Stack and Stack Pointer ....................................................................................9
Register File ....................................................................................................10
RAMP and Extended Indirect Registers ..........................................................11
Accessing 16-bit Registers ..............................................................................12
Configuration Change Protection ....................................................................12
Fuse Lock ........................................................................................................13
Register Descriptions ......................................................................................14
Register Summary ...........................................................................................18
Features ..........................................................................................................19
Overview ..........................................................................................................19
Flash Program Memory ...................................................................................20
Fuses and Lockbits ..........................................................................................21
Data Memory ...................................................................................................22
Internal SRAM .................................................................................................22
EEPROM .........................................................................................................23
I/O Memory ......................................................................................................23
External Memory .............................................................................................23
Data Memory and Bus Arbitration ...................................................................23
Atmel AVR XMEGA AU
i
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