ATXMEGA16A4-CUR Atmel, ATXMEGA16A4-CUR Datasheet - Page 116

• Manufacturer Part Number: ATXMEGA16A4-CUR
• Description: MCU AVR 16+4KB FLASH 49VFBGA
• Manufacturer: Atmel
• Series: AVR® XMEGAr

Specifications of ATXMEGA16A4-CUR

• Core Processor: AVR
• Core Size: 8/16-Bit
• Speed: 32MHz
• Connectivity: I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.6 V ~ 3.6 V
• Data Converters: A/D 12x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 49-VFBGA
• 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

10.6.4
10.7
8077H–AVR–12/09
Address
+0x00
+0x01
+0x02
+0x03
+0x04
+0x05
+0x06
+0x07
Register Summary
BACKUP1: Battery Backup Register 1
BACKUP0
BACKUP1
STATUS
Name
CTRL
BBPWR
Bit 7
• Bit [7:0] - BACKUP0: Battery Backup Register 0
This register can be used to store data in the Battery Backup Module before the main power is
lost or removed.
• Bit [7:0] - BACKUP0: Battery Backup Register 1
This register can be used to store data in the Battery Backup Module before the main power is
lost or removed.
Bit
+0x03
Read/Write
Reset Value
Bit 6
R/W
7
x
Bit 5
R/W
6
x
R/W
XOSCSEL
5
x
Bit 4
BACKUP0[7:0]
BACKUP1[7:0]
R/W
BACKUP1[7:0]
4
x
XOSCRDY
XOSCEN
Bit 3
R/W
3
x
XOSCFDEN
OSCFAIL
Bit 2
R/W
2
x
R/W
BBBODF
1
ACCEN
x
Bit 1
R/W
0
x
XMEGA A
BBPODF
RESET
Bit 0
BACKUP1
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