SAM9XE128 Atmel Corporation, SAM9XE128 Datasheet - Page 212

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SAM9XE128

Manufacturer Part Number
SAM9XE128
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM9XE128

Flash (kbytes)
128 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)
16
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
CP15 Test and Debug Registers
B-6
31
Instruction
30
Inserting or reading entries in the main TLB
Use this procedure to access entries in the main TLB:
1.
Way
Bit
[31]
Copyright © 2001-2003 ARM Limited. All rights reserved.
Use the following Debug and Test Address Register instruction to access a main
TLB entry:
The Rd register selects the main TLB entry as Figure B-2 shows.
Table B-4 describes the Rd register entry-select bit fields.
Name
Way
SBZ
Table B-4 Encoding of the main TLB entry-select bit fields
Table B-3 MMU test operation instructions (continued)
Operation
Read PA and access permission data in main TLB entry
Write PA and access permission data data in main TLB entry
Transfer main TLB entry into RAM
Read tag in lockdown TLB entry
Write tag in lockdown TLB entry
Read PA and access permission data in lockdown TLB entry
Write PA and access permission data in lockdown TLB entry
Transfer lockdown TLB entry into RAM
Definition
Way select:
1 = way 1
0 = way 0.
Figure B-2 Rd format for selecting main TLB entry
15
14
Indexed entry
10
9
SBZ
ARM DDI0198D
0

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