SAM9G45 Atmel Corporation, SAM9G45 Datasheet - Page 222

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SAM9G45

Manufacturer Part Number
SAM9G45
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM9G45

Flash (kbytes)
0 Kbytes
Pin Count
324
Max. Operating Frequency
400 MHz
Cpu
ARM926
Hardware Qtouch Acquisition
No
Max I/o Pins
160
Ext Interrupts
160
Usb Transceiver
3
Usb Speed
Hi-Speed
Usb Interface
Host, Device
Spi
2
Twi (i2c)
2
Uart
5
Lin
4
Ssc
2
Ethernet
1
Sd / Emmc
2
Graphic Lcd
Yes
Video Decoder
No
Camera Interface
Yes
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
440
Resistive Touch Screen
Yes
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
64
Self Program Memory
NO
External Bus Interface
2
Dram Memory
DDR2/LPDDR, SDRAM/LPSDR
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
0.9 to 1.1
Fpu
No
Mpu / Mmu
No/Yes
Timers
6
Output Compare Channels
6
Input Capture Channels
6
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
CP15 Test and Debug Registers
B-16
Bit
[31:16]
[15:14]
[13:12]
[11:10]
[9:8]
[7:6]
[5:4]
[3:2]
[1:0]
Name
-
IWB
IWT
INCB
INCNB
DWB
DWT
DNCB
DNCNB
Table B-12 describes the bit fields of the Memory Region Remap Register.
Table B-13 shows the encoding of each of the remap fields.
Definition
Should Be Zero
Remap select bits for instruction-side write-back region
Remap select bits for instruction-side write-through region
Remap select bits for instruction-side noncachable bufferable region
Remap select bits for instruction-side noncachable nonbufferable region
Remap select bits for data-side write-back region
Remap select bits for data-side write-through region
Remap select bits for data-side noncachable bufferable region
Remap select bits for data-side noncachable nonbufferable region
Copyright © 2001-2003 ARM Limited. All rights reserved.
Table B-12 Encoding of the Memory Region Remap Register
Table B-13 Encoding of the remap fields
Remap field
b00 = noncachable nonbufferable
b01 = noncachable bufferable
b10 = write-through
b11 = write-back
ARM DDI0198D
Reset state
b10
b00
b01
b00
b11
b01
b11
b10

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