SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 867

• Manufacturer Part Number: SAM3U2C
• Manufacturer: Atmel Corporation

Specifications of SAM3U2C

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 96 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 28
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 57
• Ext Interrupts: 57
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device
• Spi: 4
• Twi (i2c): 1
• Uart: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 36
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

37.14.19 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.
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
Value
31
23
15
0
1
2
3
–
7
–
RESET
WRITE
NONE
Name
BOTH
30
22
14
HSMCI_WPSR
0x400000E8
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
SAM3U Series
SAM3U Series
25
17
–
9
1
24
16
–
8
0
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