SAM3N2A Atmel Corporation, SAM3N2A Datasheet - Page 40
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SAM3N2A
Manufacturer Part Number
SAM3N2A
Description
Manufacturer
Atmel Corporation
Specifications of SAM3N2A
Flash (kbytes)
128 Kbytes
Pin Count
48
Max. Operating Frequency
48 MHz
Cpu
Cortex-M3
# Of Touch Channels
23
Hardware Qtouch Acquisition
No
Max I/o Pins
47
Ext Interrupts
47
Quadrature Decoder Channels
2
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
2
Uart
3
Ssc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
16
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
1.62 to 3.6
Fpu
No
Mpu / Mmu
no / no
Timers
6
Output Compare Channels
6
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
10. Peripherals
10.1
Table 10-1.
40
Instance ID
Peripheral Identifiers
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
0
1
2
3
4
5
6
7
8
9
SAM3N Summary
Peripheral Identifiers
Instance Name
Table 10-1
required for the control of the peripheral interrupt with the Nested Vectored Interrupt Controller
and for the control of the peripheral clock with the Power Management Controller.
USART0
USART1
• Selection of the drive level
• Synchronous output, provides Set and Clear of several I/O lines in a single write
UART0
UART1
SUPC
RSTC
EEFC
PIOC
PIOA
PIOB
TWI0
TWI1
WDT
PMC
RTC
RTT
TC0
TC1
SPI
-
-
-
-
-
-
– Multi-drive option enables driving in open drain
– Programmable pull up on each I/O line
– Pin data status register, supplies visibility of the level on the pin at any time
defines the Peripheral Identifiers of the SAM3N4/2/1. A peripheral identifier is
NVIC Interrupt
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
-
-
-
-
-
PMC Clock Control
X
X
X
X
X
X
X
X
X
X
X
X
-
-
-
-
-
Instance Description
Supply Controller
Reset Controller
Real Time Clock
Real Time Timer
Watchdog Timer
Power Management Controller
Enhanced Flash Controller
Reserved
UART 0
UART 1
Reserved
Parallel I/O Controller A
Parallel I/O Controller B
Parallel I/O Controller C
USART 0
USART 1
Reserved
Reserved
Reserved
Two Wire Interface 0
Two Wire Interface 1
Serial Peripheral Interface
Reserved
Timer/Counter 0
Timer/Counter 1
11011AS–ATARM–04-Oct-10