SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 493

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SAM3U2C

Manufacturer Part Number
SAM3U2C
Description
Manufacturer
Atmel Corporation
Datasheets

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
28.14.15 PMC Status Register
Name:
Address:
Access:
• MOSCXTS: Main XTAL Oscillator Status
0 = Main XTAL oscillator is not stabilized.
1 = Main XTAL oscillator is stabilized.
• LOCKA: PLL A Lock Status
0 = PLL A is not locked
1 = PLL A is locked.
• MCKRDY: Master Clock Status
0 = Master Clock is not ready.
1 = Master Clock is ready.
• LOCKU: UTMI PLL Lock Status
0 = UTMI PLL is not locked.
1 = UTMI PLL is locked.
• OSCSELS: Slow Clock Oscillator Selection
0 = Internal slow clock RC oscillator is selected.
1 = External slow clock 32 kHz oscillator is selected.
• PCKRDYx: Programmable Clock Ready Status
0 = Programmable Clock x is not ready.
1 = Programmable Clock x is ready.
• MOSCSELS: Main Oscillator Selection Status
0 = Selection is in progress.
1 = Selection is done.
• MOSCRCS: Main On-Chip RC Oscillator Status
0 = Main on-chip RC oscillator is not stabilized.
1 = Main on-chip RC oscillator is stabilized.
6430E–ATARM–29-Aug-11
OSCSELS
31
23
15
7
PMC_SR
0x400E0468
Read-only
LOCKU
30
22
14
6
29
21
13
5
FOS
28
20
12
4
MCKRDY
CFDS
27
19
11
3
PCKRDY2
CFDEV
26
18
10
2
MOSCRCS
PCKRDY1
SAM3U Series
LOCKA
25
17
9
1
MOSCSELS
MOSCXTS
PCKRDY0
24
16
8
0
493

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