ATSAM3U4CA-AU Atmel, ATSAM3U4CA-AU Datasheet - Page 177

• Manufacturer Part Number: ATSAM3U4CA-AU
• Description: IC MCU 32BIT 256KB FLASH 100LQFP
• Manufacturer: Atmel
• Series: SAM3Ur

Specifications of ATSAM3U4CA-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: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 52K 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
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: LQFP
• Processor Series: ATSAM3x
• Core: ARM Cortex M3
• Data Bus Width: 32 bit
• Data Ram Size: 52 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
• Controller Family/series: SAM3U
• No. Of I/o's: 57
• Ram Memory Size: 52KB
• Cpu Speed: 96MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Compliant

13.19.8
• INTID
Interrupt ID of the required SGI, in the range 0-239. For example, a value of b000000011 specifies interrupt IRQ3.
6430D–ATARM–25-Mar-11
31
23
15
7
Software Trigger Interrupt Register
30
22
14
6
Write to the STIR to generate a Software Generated Interrupt (SGI). See the register summary
in
When the USERSETMPEND bit in the SCR is set to 1, unprivileged software can access the
STIR, see
Only privileged software can enable unprivileged access to the STIR.
The bit assignments are:
Table 13-27 on page 167
“System Control Register” on page
29
21
13
5
Reserved
28
20
12
4
for the STIR attributes.
Reserved
Reserved
INTID
27
19
11
3
189.
26
18
10
2
SAM3U Series
25
17
9
1
INTID
24
16
8
0
177