SAM9XE512 Atmel Corporation, SAM9XE512 Datasheet - Page 86

• 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 14-1.
14.2.2
86
Signal Name
XIN
TST
PGMEN0
PGMEN1
PGMEN2
PGMEN3
PGMNCMD
PGMRDY
PGMNOE
PGMNVALID
PGMM[3:0]
PGMD[15:0]
AT91SAM9XE128/256/512 Preliminary
Signal Names
Signal Description List (Continued)
Function
Main Clock Input.
This input can be tied to GND. In this
case, the device is clocked by the internal
RC oscillator.
Test Mode Select
Test Mode Select
Test Mode Select
Test Mode Select
Test Mode Select
Valid command available
0: Device is busy
1: Device is ready for a new command
Output Enable (active high)
0: DATA[15:0] is in input mode
1: DATA[15:0] is in output mode
Specifies DATA type (See
Bi-directional data bus
Depending on the MODE settings, DATA is latched in different internal registers.
Table 14-2.
When MODE is equal to CMDE, then a new command (strobed on DATA[15:0] signals) is stored
in the command register.
MODE[3:0]
0000
0001
0010
0011
0100
0101
Default
Mode Coding
Table
Symbol
CMDE
ADDR0
ADDR1
ADDR2
ADDR3
DATA
IDLE
14-2)
Clocks
Test
PIO
Input/Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
Input
Input
Input
Data
Command Register
No register
Address Register LSBs
Address Register MSBs
Data Register
Active
Level
High
High
High
High
Low
Low
Low
Low
Low
Comments
32KHz to 50MHz
Must be connected to VDDBU
Must be connected to VDDIO
Must be connected to VDDIO
Must be connected to GND
Must be connected to GND
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
6254C–ATARM–22-Jan-10