SAM3N4B Atmel Corporation, SAM3N4B Datasheet - Page 316

• Manufacturer Part Number: SAM3N4B
• Manufacturer: Atmel Corporation

Specifications of SAM3N4B

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• 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: 10
• 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: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

21.8.4
Name:
Address:
Access
Reset:
• SYSIO4: PB4 or TDI Assignment
0 = TDI function selected.
1 = PB4 function selected.
• SYSIO5: PB5 or TDO/TRACESWO Assignment
0 = TDO/TRACESWO function selected.
1 = PB5 function selected.
• SYSIO6: PB6 or TMS/SWDIO Assignment
0 = TMS/SWDIO function selected.
1 = PB6 function selected.
• SYSIO7: PB7 or TCK/SWCLK Assignment
0 = TCK/SWCLK function selected.
1 = PB7 function selected.
• SYSIO12: PB12 or ERASE Assignment
0 = ERASE function selected.
1 = PB12 function selected.
316
SYSIO7
31
23
15
–
–
–
7
SAM3N
System I/O Configuration Register
CCFG_SYSIO
0x400E0314
Read-write
0x0000_0000
SYSIO6
30
22
14
–
–
–
6
SYSIO5
29
21
13
–
–
–
5
SYSIO12
SYSIO4
28
20
12
–
–
4
27
19
11
–
–
–
3
–
26
18
10
–
–
–
2
–
25
17
–
–
9
–
1
–
11011A–ATARM–04-Oct-10
24
16
–
–
8
–
0
–