AT32UC3B1256-AUR Atmel, AT32UC3B1256-AUR Datasheet - Page 420

• Manufacturer Part Number: AT32UC3B1256-AUR
• Description: MCU AVR32 256K FLASH 48-TQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3B1256-AUR

• Package / Case: 48-TQFP, 48-VQFP
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 60MHz
• Number Of I /o: 28
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, IrDA, SPI, SSC, UART/USART, USB
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

22.8.1.6
Register Name:
Access Type:
Offset:
Read Value:
•
•
32059J–12/2010
BYTEWRITE
DMABUFFE
BYTEWRITEDPRAM: DPRAM Byte-Write Capability
FIFOMAXSIZE: Maximal FIFO Size
DPRAM
RSIZE
0
0
0
0
1
1
1
1
31
23
15
7
-
-
1: The DPRAM is natively byte-write capable.
0: The DPRAM byte write lanes have shadow logic implemented in the USBB IP interface.
This field indicates the maximal FIFO size, i.e., the DPRAM size:
FIFOMAXSIZE
Features Register
0
0
1
1
0
0
1
1
30
22
14
6
-
-
UFEATURES
Read-Only
0x081C
-
DMACHANNELNBR
0
1
0
1
0
1
0
1
FIFOMAXSIZE
29
21
13
5
-
-
Maximal FIFO Size
< 256 bytes
< 512 bytes
< 1024 bytes
< 2048 bytes
< 4096 bytes
< 8192 bytes
< 16384 bytes
>= 16384 bytes
28
20
12
4
-
-
27
19
11
3
-
-
DMAFIFOWORDDEPTH
26
18
10
2
-
-
EPTNBRMAX
25
17
9
1
-
-
AT32UC3B
24
16
8
0
-
-
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