ATXMEGA256A3B-MH Atmel, ATXMEGA256A3B-MH Datasheet - Page 204

• 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

18.4
18.5
Table 18-1.
8077H–AVR–12/09
Address
+0x0A
+0x0B
+0x0C
+0x0D
+0x0E
+0x00
+0x01
+0x02
+0x03
+0x04
+0x05
+0x06
+0x07
+0x08
+0x09
+0x0F
Offset
0x00
0x02
Register Summary
Interrupt Vector Summary
SYNCCTRL
INTFLAGS
RTC32 Interrupt vectors and their word offset address
INTCTRL
Name
COMP0
COMP1
COMP2
COMP3
CTRL
CNT0
CNT1
CNT2
CNT3
PER0
PER1
PER2
PER3
COMP_vect
OVF_vect
Source
Bit 7
-
-
-
-
Bit 6
-
-
-
-
Interrupt Description
Real Time Counter Overflow Interrupt vector
Real Time Counter Compare Match Interrupt vector
Bit 5
-
-
-
-
SYNCCNT
Bit 4
-
-
-
COMP[23:16]
COMP[31:24]
COMP[15:8]
CNT[23:16]
CNT[31:24]
PER[23:16]
PER[31:24]
COMP[7:0]
CNT[15:8]
PER[15:8]
CNT[7:0]
PER[7:0]
Bit 3
-
-
-
COMPINTLVL[1:0]
Bit 2
-
-
COMPIF
Bit 1
-
-
OVFINTLVL[1:0]
XMEGA A
SYNCBUSY
ENABLE
OVFIF
Bit 0
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