SAM9XE512 Atmel Corporation, SAM9XE512 Datasheet - Page 88

• 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

Table 14-4.
14.2.4.2
88
Step
1
2
3
4
5
6
AT91SAM9XE128/256/512 Preliminary
Programmer Action
Sets MODE and DATA signals
Clears NCMD signal
Waits for RDY low
Releases MODE and DATA signals
Sets NCMD signal
Waits for RDY high
Read Handshaking
Write Handshake
Figure 14-2. Parallel Programming Timing, Write Sequence
For details on the read handshaking sequence, refer to
Figure 14-3.
MODE[3:0]
DATA[15:0]
MODE[3:0]
DATA[15:0]
NVALID
NVALID
NCMD
NCMD
Parallel Programming Timing, Read Sequence
NOE
RDY
NOE
RDY
1
1
Waits for NCMD low
Latches MODE and DATA
Clears RDY signal
Executes command and polls NCMD high
Executes command and polls NCMD high
Sets RDY
Device Action
2
2
Adress IN
ADDR
3
3
4
5
Z
6
Figure 14-3
4
7
Data OUT
8
5
9
and
Data I/O
Input
Input
Input
Input
Input
Input
10
11
Table
X
12
6254C–ATARM–22-Jan-10
14-5.
13
IN