SAM9XE512 Atmel Corporation, SAM9XE512 Datasheet - Page 64

• 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

12.3.2
12.4
64
Debug and Test Pin Description
AT91SAM9XE128/256/512 Preliminary
Test Environment
Figure 12-3 on page 64
preted by the tester. In this example, the “board in test” is designed using a number of JTAG-
compliant devices. These devices can be connected to form a single scan chain.
Figure 12-3. Application Test Environment Example
Table 12-1.
Pin Name
NRST
TST
NTRST
TCK
TDI
TDO
TMS
RTCK
JTAGSEL
DRXD
DTXD
Debug and Test Pin List
AT91SAM9XE-based Application Board In Test
shows a test environment example. Test vectors are sent and inter-
Connector
ICE/JTAG
AT91SAM9XE
Interface
Function
Microcontroller Reset
Test Mode Select
Test Reset Signal
Test Clock
Test Data In
Test Data Out
Test Mode Select
Returned Test Clock
JTAG Selection
Debug Receive Data
Debug Transmit Data
JTAG
Chip n
ICE and JTAG
Debug Unit
Reset/Test
Test Adaptor
Chip 2
Chip 1
Input/Output
Tester
Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
Input
6254C–ATARM–22-Jan-10
Active Level
High
Low
Low