SAM3N2A Atmel Corporation, SAM3N2A Datasheet - Page 455
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
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27.8.6
Name:
Address:
Access:
0 = No effect.
1 = Enables the corresponding interrupt.
• RDRF: Receive Data Register Full Interrupt Enable
• TDRE: SPI Transmit Data Register Empty Interrupt Enable
• MODF: Mode Fault Error Interrupt Enable
• OVRES: Overrun Error Interrupt Enable
• ENDRX: End of Receive Buffer Interrupt Enable
• ENDTX: End of Transmit Buffer Interrupt Enable
• RXBUFF: Receive Buffer Full Interrupt Enable
• TXBUFE: Transmit Buffer Empty Interrupt Enable
• NSSR: NSS Rising Interrupt Enable
• TXEMPTY: Transmission Registers Empty Enable
• UNDES: Underrun Error Interrupt Enable
11011A–ATARM–04-Oct-10
11011A–ATARM–04-Oct-10
TXBUFE
31
23
15
–
–
–
7
SPI Interrupt Enable Register
RXBUFF
30
22
14
SPI_IER
0x40008014
Write-only
–
–
–
6
ENDTX
29
21
13
–
–
–
5
ENDRX
28
20
12
–
–
–
4
OVRES
27
19
11
–
–
–
3
UNDES
MODF
26
18
10
–
–
2
TXEMPTY
TDRE
25
17
–
–
9
1
SAM3N
SAM3N
NSSR
RDRF
24
16
–
–
8
0
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