SAM9XE512 Atmel Corporation, SAM9XE512 Datasheet - Page 113

• Manufacturer Part Number: SAM9XE512
• Manufacturer: Atmel Corporation

Specifications of SAM9XE512

• Flash (kbytes): 512 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 180 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 96
• Ext Interrupts: 96
• Usb Transceiver: 3
• Usb Speed: Full Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 2
• Uart: 6
• Ssc: 1
• Ethernet: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: Yes
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 312
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.65 to 1.95
• Fpu: No
• Mpu / Mmu: No / Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

15.4.2
Name:
Address:
Access Type:
• URSTS: User Reset Status
0 = No high-to-low edge on NRST happened since the last read of RSTC_SR.
1 = At least one high-to-low transition of NRST has been detected since the last read of RSTC_SR.
• BODSTS: Brownout Detection Status
0 = No brownout high-to-low transition happened since the last read of RSTC_SR.
1 = A brownout high-to-low transition has been detected since the last read of RSTC_SR.
• RSTTYP: Reset Type
Reports the cause of the last processor reset. Reading this RSTC_SR does not reset this field.
• NRSTL: NRST Pin Level
Registers the NRST Pin Level at Master Clock (MCK).
• SRCMP: Software Reset Command in Progress
0 = No software command is being performed by the reset controller. The reset controller is ready for a software command.
1 = A software reset command is being performed by the reset controller. The reset controller is busy.
6254C–ATARM–22-Jan-10
0
0
0
0
1
1
31
23
15
–
–
–
7
–
RSTTYP
Reset Controller Status Register
0
0
1
1
0
0
0
1
0
1
0
1
30
22
14
RSTC_SR
0xFFFFFD04
Read-only
–
–
–
6
–
Reset Type
General Reset
Wake Up Reset
Watchdog Reset
Software Reset
User Reset
Brownout Reset
29
21
13
–
–
–
5
–
AT91SAM9XE128/256/512 Preliminary
28
20
12
–
–
–
4
–
Comments
Both VDDCORE and VDDBU rising
VDDCORE rising
Watchdog fault occurred
Processor reset required by the software
NRST pin detected low
Brownout reset occurred
27
19
11
–
–
–
3
–
26
18
10
–
–
2
–
–BODSTS
RSTTYP
SRCMP
25
17
–
9
1
URSTS
NRSTL
24
16
–
8
0
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