SAM3N2A Atmel Corporation, SAM3N2A Datasheet - Page 242
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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14.6.9
Name:
Address:
Access:
• ACKEN: Acknowledge Update Interrupt Enable
0 = No effect.
1 = The acknowledge for update interrupt is enabled.
• ALREN: Alarm Interrupt Enable
0 = No effect.
1 = The alarm interrupt is enabled.
• SECEN: Second Event Interrupt Enable
0 = No effect.
1 = The second periodic interrupt is enabled.
• TIMEN: Time Event Interrupt Enable
0 = No effect.
1 = The selected time event interrupt is enabled.
• CALEN: Calendar Event Interrupt Enable
0 = No effect.
• 1 = The selected calendar event interrupt is enabled.
242
31
23
15
–
–
–
7
–
SAM3N
RTC Interrupt Enable Register
30
22
14
RTC_IER
0x400E1480
Write-only
–
–
–
6
–
29
21
13
–
–
–
5
–
CALEN
28
20
12
–
–
–
4
TIMEN
27
19
11
–
–
–
3
SECEN
26
18
10
–
–
–
2
ALREN
25
17
–
–
–
9
1
11011A–ATARM–04-Oct-10
ACKEN
24
16
–
–
8
–
0
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