SAM3N4A Atmel Corporation, SAM3N4A Datasheet - Page 40

• Manufacturer Part Number: SAM3N4A
• Manufacturer: Atmel Corporation

Specifications of SAM3N4A

• Flash (kbytes): 256 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 48 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 79
• Ext Interrupts: 79
• 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): 24
• 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