AT32UC3A0512-ALTTA Atmel, AT32UC3A0512-ALTTA Datasheet - Page 246
AT32UC3A0512-ALTTA
Manufacturer Part Number
AT32UC3A0512-ALTTA
Description
IC MCU AVR32 512K FLASH 144LQFP
Manufacturer
Atmel
Series
AVR®32 UC3r
Datasheet
1.ATEVK1104.pdf
(826 pages)
Specifications of AT32UC3A0512-ALTTA
Core Processor
AVR
Core Size
32-Bit
Speed
66MHz
Connectivity
EBI/EMI, Ethernet, I²C, SPI, SSC, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
109
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
64K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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24.14 Two-wire Interface (TWI) User Interface
24.14.1
Table 24-4.
Note:
24.14.2
Name:
Access:
Reset Value: 0x00000000
• START: Send a START Condition
0 = No effect.
1 = A frame beginning with a START bit is transmitted according to the features defined in the mode register.
32058J-AVR32-04/11
Offset
0x00
0x04
0x08
0x0C
0x10
0x20
0x24
0x28
0x2C
0x30
0x34
0x38 - 0xF8
0xFC
0x38 - 0xFC
SWRST
31
23
15
–
–
–
7
1. Values in the Version Register vary with the version of the IP block implementation.
Register Mapping
TWI Control Register
CR
Write-only
TWI User Interface
Register
Control Register
Master Mode Register
Slave Mode Register
Internal Address Register
Clock Waveform Generator Register
Status Register
Interrupt Enable Register
Interrupt Disable Register
Interrupt Mask Register
Receive Holding Register
Transmit Holding Register
Reserved
Version Register
Reserved
30
22
14
–
–
–
6
–
SVDIS
29
21
13
–
–
–
5
SVEN
28
20
12
–
–
–
4
MSDIS
27
19
11
–
–
–
3
TWI_VER
CWGR
Name
MMR
IADR
SMR
RHR
THR
IMR
IER
IDR
CR
SR
–
–
MSEN
26
18
10
–
–
–
2
Read-write
Read-write
Read-write
Read-write
Read-only
Read-only
Read-only
Write-only
Read-only
Write-only
Write-only
Write-only
Access
–
–
STOP
25
17
–
–
9
–
1
AT32UC3A
0x00000000
0x0000F009
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
Reset
N / A
N / A
N / A
START
–
–
24
16
–
–
8
–
0
(1)
246
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