ATSAM3U2CA-AU Atmel, ATSAM3U2CA-AU Datasheet - Page 59
ATSAM3U2CA-AU
Manufacturer Part Number
ATSAM3U2CA-AU
Description
IC MCU 32BIT 128KB FLASH 100LQFP
Manufacturer
Atmel
Series
SAM3Ur
Specifications of ATSAM3U2CA-AU
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
96MHz
Connectivity
EBI/EMI, I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
57
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
36K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 4x10b, 4x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-LQFP
Controller Family/series
SAM3U
No. Of I/o's
57
Ram Memory Size
36KB
Cpu Speed
96MHz
No. Of Timers
3
Rohs Compliant
Yes
Processor Series
ATSAM3x
Core
ARM Cortex M3
Data Bus Width
32 bit
Data Ram Size
36 KB
Interface Type
3xUSART, TWI, 4xSPI, Bus
Maximum Clock Frequency
96 MHz
Number Of Programmable I/os
57
Number Of Timers
8
Operating Supply Voltage
1.62 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-CM3, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
ATSAM3U-EK
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATSAM3U2CA-AU
Manufacturer:
INFINEON
Quantity:
12 000
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- Download datasheet (25Mb)
13.3.3
6430D–ATARM–25-Mar-11
Core registers
The processor core registers are:
Table 13-2.
Program Counter
Name
R0-R12
MSP
PSP
LR
PC
PSR
ASPR
IPSR
EPSR
PRIMASK
Low registers
High registers
Stack Pointer
Link Register
Core register set summary
Type
RW
RW
RW
RW
RW
RW
RW
RO
RO
RW
(1)
FAULTMASK
CONTROL
PRIMASK
BASEPRI
SP (R13)
LR (R14)
PC (R15)
PSR
R10
R11
R12
Required
privilege
Either
Privileged
Either
Either
Either
Privileged
Either
Privileged
Privileged
Privileged
R0
R1
R2
R3
R4
R5
R6
R7
R8
R9
(2)
Reset
value
Unknown
See
description
Unknown
0xFFFFFFFF
See
description
0x01000000
0x00000000
0x00000000
0x01000000
0x00000000
General-purpose registers
Program status register
Exception mask registers
CONTROL register
PSP
‡
Description
“General-purpose registers” on page 60
“Stack Pointer” on page 60
“Stack Pointer” on page 60
“Link Register” on page 60
“Program Counter” on page 60
“Program Status Register” on page 61
“Application Program Status Register” on
page 62
“Interrupt Program Status Register” on page
63
“Execution Program Status Register” on page
64
“Priority Mask Register” on page 65
MSP
‡
Special registers
‡
Banked version of SP
SAM3U Series
59
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