SAM9X25 Atmel Corporation, SAM9X25 Datasheet - Page 661

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SAM9X25

Manufacturer Part Number
SAM9X25
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM9X25

Flash (kbytes)
0 Kbytes
Pin Count
217
Max. Operating Frequency
400 MHz
Cpu
ARM926
Hardware Qtouch Acquisition
No
Max I/o Pins
105
Ext Interrupts
105
Usb Transceiver
3
Usb Speed
Hi-Speed
Usb Interface
Host, Device
Spi
2
Twi (i2c)
3
Uart
7
Can
2
Lin
4
Ssc
1
Ethernet
2
Sd / Emmc
2
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
12
Adc Resolution (bits)
10
Adc Speed (ksps)
440
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
32
Self Program Memory
NO
External Bus Interface
1
Dram Memory
DDR/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
34.14.19 HSMCI Write Protect Status Register
Name:
Address:
Access:
• WP_VS: Write Protection Violation Status
• WP_VSRC: Write Protection Violation SouRCe
When WPVS is active, this field indicates the write-protected register (through address offset or code) in which a write
access has been attempted.
11054A–ATARM–27-Jul-11
Value
31
23
15
0
1
2
3
7
RESET
WRITE
NONE
Name
BOTH
30
22
14
HSMCI_WPSR
0xF00080E8 (0), 0xF000C0E8 (1)
Read-only
6
Description
No Write Protection Violation occurred since the last read of this
register (WP_SR)
Write Protection detected unauthorized attempt to write a control
register had occurred (since the last read.)
Software reset had been performed while Write Protection was
enabled (since the last read).
Both Write Protection violation and software reset with Write
Protection enabled have occurred since the last read.
29
21
13
5
28
20
12
4
WP_VSRC
WP_VSRC
27
19
11
3
26
18
10
2
WP_VS
25
17
9
1
SAM9X25
24
16
8
0
661

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