ATSAM3S4AA-MU Atmel, ATSAM3S4AA-MU Datasheet - Page 484
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ATSAM3S4AA-MU
Manufacturer Part Number
ATSAM3S4AA-MU
Description
IC MCU 32BIT 256KB FLASH 48QFN
Manufacturer
Atmel
Series
SAM3Sr
Specifications of ATSAM3S4AA-MU
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
34
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.62 V ~ 1.95 V
Data Converters
A/D 8x10/12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
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
Part Number:
ATSAM3S4AA-MU
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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28.5
Figure 28-3. I/O Line Control Logic
484
484
PIO_SCDR
Peripheral C Output Enable
Peripheral D Output Enable
Peripheral A Output Enable
Peripheral B Output Enable
Functional Description
Slow Clock
SAM3S Preliminary
SAM3S Preliminary
Peripheral A Output
Peripheral B Output
Peripheral C Output
Peripheral D Output
System Clock
PIO_DCIFSR[0]
PIO_SCIFSR[0]
PIO_IFSCR[0]
Divider
Clock
PIO_ABCDSR1[0]
PIO_ABCDSR2[0]
The PIO Controller features up to 32 fully-programmable I/O lines. Most of the control logic asso-
ciated to each I/O is represented in
represents but one of up to 32 possible indexes.
1
0
PIO_IFER[0]
PIO_IFDR[0]
Programmable
PIO_OER[0]
PIO_ODR[0]
Debouncing
00
01
10
11
00
01
10
11
PIO_IFSR[0]
Glitch
Filter
or
PIO_OSR[0]
PIO_SODR[0]
PIO_CODR[0]
PIO_PER[0]
PIO_PDR[0]
1
0
PIO_ODSR[0]
PIO_PSR[0]
Resynchronization
D
DFF
Q
Stage
D
PIO_PDSR[0]
DFF
Q
1
0
1
0
Figure
PIO_MDER[0]
PIO_MDDR[0]
DETECTOR
28-3. In this description each signal shown
PIO_IER[31]
PIO_IDR[31]
EVENT
PIO_MDSR[0]
PIO_IER[0]
PIO_IDR[0]
PIO_IMR[31]
PIO_ISR[31]
PIO_IMR[0]
1
0
0
1
PIO_PUDR[0]
PIO_PUER[0]
PIO_ISR[0]
PIO_PUSR[0]
(Up to 32 possible inputs)
6500C–ATARM–8-Feb-11
6500C–ATARM–8-Feb-11
PIO Interrupt
Peripheral C Input
Peripheral A Input
Peripheral B Input
Peripheral D Input
Pad
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