SAM9XE512 Atmel Corporation, SAM9XE512 Datasheet - Page 254

• 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

24.6.3
Register Name:
Address:
Access Type:
Reset Value:
• NC: Number of Column Bits
Reset value is 8 column bits.
• NR: Number of Row Bits
Reset value is 11 row bits.
• NB: Number of Banks
Reset value is two banks.
6254C–ATARM–22-Jan-10
0
0
1
1
DBW
31
23
15
0
0
1
1
7
NR
NB
0
1
SDRAMC Configuration Register
NC
0
1
0
1
30
22
14
0
1
0
1
SDRAMC_CR
0xFFFFEA08
Read-write
0x852372C0
6
Number of Banks
TRCD
TXSR
Row Bits
Reserved
TRC
CAS
11
12
13
Column Bits
2
4
10
11
8
9
29
21
13
5
AT91SAM9XE128/256/512 Preliminary
NB
28
20
12
4
27
19
11
3
NR
26
18
10
2
TRAS
TWR
TRP
25
17
9
1
NC
24
16
8
0
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