ATXMEGA256A3B-MH Atmel, ATXMEGA256A3B-MH Datasheet - Page 386

• Manufacturer Part Number: ATXMEGA256A3B-MH
• Description: MCU AVR 256KB FLASH A3B 64-QFN
• Manufacturer: Atmel
• Series: AVR® XMEGAr

Specifications of ATXMEGA256A3B-MH

• Core Processor: AVR
• Core Size: 8/16-Bit
• Speed: 32MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 49
• Program Memory Size: 256KB (128K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.6 V ~ 3.6 V
• Data Converters: A/D 16x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-MLF®, 64-QFN
• Processor Series: ATXMEGA256x
• Core: AVR8
• Data Bus Width: 8 bit, 16 bit
• Data Ram Size: 16 KB
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 49
• Number Of Timers: 7
• Operating Supply Voltage: 1.6 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 8 Channel
• On-chip Dac: 12 bit, 2 Channel
• For Use With: ATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMRATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ATXMEGA256A3B-MU; ATXMEGA256A3B-MU

31. Peripheral Module Address Map
8077H–AVR–12/09
The address maps show the base address for each peripheral and module in XMEGA. All
peripherals and modules are not present in all XMEGA devices, refer to device data sheet for
the peripherals module address map for a specific device.
Base Address
0x001C
0x00A0
0x00B0
0x00C0
0x00F0
0x01C0
0x04A0
0x04B0
0x06A0
0x06E0
0x07C0
0x07E0
0x08A0
0x08B0
0x08C0
0x08F0
0x09A0
0x0000
0x0010
0x0014
0x0018
0x0030
0x0040
0x0048
0x0050
0x0060
0x0068
0x0070
0x0078
0x0080
0x0090
0x0100
0x0180
0x0200
0x0240
0x0300
0x0320
0x0380
0x0390
0x0400
0x0420
0x0440
0x0480
0x0490
0x0600
0x0620
0x0640
0x0660
0x0680
0x0700
0x0720
0x0800
0x0840
0x0880
0x0890
0x0900
0x0940
0x0980
0x0990
Name
GPIO
VPORT0
VPORT1
VPORT2
VPORT3
CPU
CLK
SLEEP
OSC
DFLLRC32M
DFLLRC2M
PR
RST
WDT
MCU
PMIC
PORTCFG
AES
VBAT
DMA
EVSYS
NVM
ADCA
ADCB
DACA
DACB
ACA
ACB
RTC
RTC32
EBI
TWIC
TWID
TWIE
TWIF
PORTA
PORTB
PORTC
PORTD
PORTE
PORTF
PORTH
PORTJ
PORTK
PORTQ
PORTR
TCC0
TCC1
AWEXC
HIRESC
USARTC0
USARTC1
SPIC
IRCOM
TCD0
TCD1
AWEXD
HIRESD
USARTD0
Description
General Purpose IO Registers
Virtual Port 0
Virtual Port 1
Virtual Port 2
Virtual Port 3
CPU
Clock Control
Sleep Controller
Oscillator Control
DFLL for the 32 MHz Internal RC Oscillator
DFLL for the 2 MHz RC Oscillator
Power Reduction
Reset Controller
Watch-Dog Timer
MCU Control
Programmable Multilevel Interrupt Controller
Port Configuration
AES Module
Battery Backup System
DMA Controller
Event System
Non Volatile Memory (NVM) Controller
Analog to Digital Converter on port A
Analog to Digital Converter on port B
Digital to Analog Converter on port A
Digital to Analog Converter on port B
Analog Comparator pair on port A
Analog Comparator pair on port B
Real Time Counter
32-bit Real Time Counter
External Bus Interface
Two Wire Interface on port C
Two Wire Interface on port D
Two Wire Interface on port E
Two Wire Interface on port F
Port A
Port B
Port C
Port D
Port E
Port F
Port H
Port J
Port K
Port Q
Port R
Timer/Counter 0 on port C
Timer/Counter 1 on port C
Advanced Waveform Extension on port C
High Resolution Extension on port C
USART 0 on port C
USART 1 on port C
Serial Peripheral Interface on port C
Infrared Communication Module
Timer/Counter 0 on port D
Timer/Counter 1 on port D
Advanced Waveform Extension on port C
High Resolution Extension on port D
USART 0 on port D
XMEGA A
Page
48
148
17
94
101
94
94
101
110
122
48
128
148
267
116
53
75
46
315
327
336
196
204
288
228
148
175
187
189
255
234
259
175
187
189
255
386