SAM9G46 Atmel Corporation, SAM9G46 Datasheet - Page 328
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
SAM9G46
Manufacturer Part Number
SAM9G46
Description
Manufacturer
Atmel Corporation
Datasheets
1.SAM9261.pdf
(248 pages)
2.SAM9261.pdf
(1274 pages)
3.SAM9261.pdf
(43 pages)
4.SAM9G46.pdf
(58 pages)
Specifications of SAM9G46
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
AES/DES
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
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26.7.4
Name:
Address:
Access:
• MxPR: Master x Priority
Fixed priority of Master x for accessing the selected slave. The higher the number, the higher the priority.
All the masters programmed with the same MxPR value for the slave make up a priority pool.
Round-robin arbitration is used in the lowest (MxPR = 0) and highest (MxPR = 3) priority pools.
Fixed priority is used in intermediate priority pools (MxPR = 1) and (MxPR = 2).
See
328
“Arbitration Priority Scheme” on page 321
31
23
15
–
–
–
7
–
SAM9G35
Bus Matrix Priority Registers B For Slaves
MATRIX_PRBS0...MATRIX_PRBS8
0xFFFFDE84 [0], 0xFFFFDE8C [1], 0xFFFFDE94 [2], 0xFFFFDE9C [3], 0xFFFFDEA4 [4],
0xFFFFDEAC [5], 0xFFFFDEB4 [6], 0xFFFFDEBC [7], 0xFFFFDEC4 [8], 0xFFFFDECC [9]
Read-write
30
22
14
–
–
–
6
–
29
21
13
–
–
–
5
M9PR
for details.
28
20
12
–
–
–
4
27
19
11
–
–
–
3
–
26
18
10
–
–
–
2
–
25
17
–
–
9
1
11053B–ATARM–22-Sep-11
M10PR
M8PR
24
16
–
–
8
0
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