SAM3N4C Atmel Corporation, SAM3N4C Datasheet - Page 639

• Manufacturer Part Number: SAM3N4C
• Manufacturer: Atmel Corporation

Specifications of SAM3N4C

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• 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: 3
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• 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: 6
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

32.7.1
Name:
Address:
Access:
• DIVA, DIVB: CLKA, CLKB Divide Factor
• PREA, PREB
Values which are not listed in the table must be considered as “reserved”.
11011A–ATARM–04-Oct-10
Value
0
1
2-255
Value
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
31
23
15
–
–
7
PWM Mode Register
CLK_OFF
CLK_DIV1
–
MCK
MCKDIV2
MCKDIV4
MCKDIV8
MCKDIV16
MCKDIV32
MCKDIV64
MCKDIV128
MCKDIV256
MCKDIV512
MCKDIV1024
30
22
14
0x40020000
–
–
6
PWM_MR
Read/Write
Name
Name
29
21
13
–
–
5
Master Clock
Master Clock divided by 2
Master Clock divided by 4
Master Clock divided by 8
Master Clock divided by 16
Master Clock divided by 32
Master Clock divided by 64
Master Clock divided by 128
Master Clock divided by 256
Master Clock divided by 512
Master Clock divided by 1024
CLKA, CLKB clock is turned off
CLKA, CLKB clock is clock selected by PREA, PREB
CLKA, CLKB clock is clock selected by PREA, PREB
divided by DIVA, DIVB factor.
28
20
12
–
–
4
DIVB
DIVA
Description
Description
27
19
11
3
26
18
10
2
PREB
PREA
25
17
9
1
SAM3N
24
16
8
0
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