ATSAM3S1BA-AU Atmel, ATSAM3S1BA-AU Datasheet - Page 156
ATSAM3S1BA-AU
Manufacturer Part Number
ATSAM3S1BA-AU
Description
IC MCU 32BIT 64KB FLASH 64LQFP
Manufacturer
Atmel
Series
SAM3Sr
Specifications of ATSAM3S1BA-AU
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
64MHz
Connectivity
I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
47
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.62 V ~ 1.95 V
Data Converters
A/D 10x10/12b, D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-LQFP
Controller Family/series
ATSAM3S
No. Of I/o's
47
Ram Memory Size
16KB
Cpu Speed
64MHz
No. Of Timers
6
Rohs Compliant
Yes
Processor Series
ATSAM3x
Core
ARM Cortex M3
3rd Party Development Tools
JTRACE-CM3, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
ATSAM3S-EK
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
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- Download datasheet (24Mb)
10.20.5
• CLRPEND
Interrupt clear-pending bits.
Write:
0 = no effect.
1 = removes pending state an interrupt.
Read:
0 = interrupt is not pending.
1 = interrupt is pending.
Writing 1 to an ICPR bit does not affect the active state of the corresponding interrupt.
156
31
23
15
7
SAM3S Preliminary
Interrupt Clear-pending Registers
30
22
14
6
The ICPR0-ICPR1 register removes the pending state from interrupts, and show which inter-
rupts are pending. See:
The bit assignments are:
• the register summary in
•
Table 10-28 on page 152
29
21
13
5
28
20
12
4
Table 10-27 on page 151
for which interrupts are controlled by each register.
CLRPEND
CLRPEND
CLRPEND
CLRPEND
27
19
11
3
for the register attributes
26
18
10
2
25
17
9
1
6500C–ATARM–8-Feb-11
24
16
8
0
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