SAM9G15 Atmel Corporation, SAM9G15 Datasheet - Page 891

• Manufacturer Part Number: SAM9G15
• Manufacturer: Atmel Corporation

Specifications of SAM9G15

• 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: 6
• Lin: 4
• Ssc: 1
• Sd / Emmc: 2
• Graphic Lcd: Yes
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 12
• Adc Resolution (bits): 10
• Adc Speed (ksps): 440
• Resistive Touch Screen: Yes
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• 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

39.8.19
Name:
Address:
Access:
Reset:
• WPVS: Write Protect Violation Status
0 = No Write Protect Violation has occurred since the last read of the US_WPSR register.
1 = A Write Protect Violation has occurred since the last read of the US_WPSR register. If this violation is an unauthorized
attempt to write a protected register, the associated violation is reported into field WPVSRC.
• WPVSRC: Write Protect 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.
Note:
11053B–ATARM–22-Sep-11
11053B–ATARM–22-Sep-11
31
—
23
15
—
7
Reading US_WPSR automatically clears all fields.
USART Write Protect Status Register
30
—
22
14
—
US_WPSR
0xF801C0E8 (0), 0xF80200E8 (1), 0xF80240E8 (2)
Read-only
See
6
Table 39-17
29
21
13
—
—
5
28
20
12
—
—
4
WPVSRC
WPVSRC
27
19
11
—
—
3
26
18
10
—
—
2
25
17
—
—
9
1
SAM9G35
SAM9G35
WPVS
24
16
—
8
0
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