SAM3U2E Atmel Corporation, SAM3U2E Datasheet - Page 493
SAM3U2E
Manufacturer Part Number
SAM3U2E
Description
Manufacturer
Atmel Corporation
Specifications of SAM3U2E
Flash (kbytes)
128 Kbytes
Pin Count
144
Max. Operating Frequency
96 MHz
Cpu
Cortex-M3
# Of Touch Channels
57
Hardware Qtouch Acquisition
No
Max I/o Pins
96
Ext Interrupts
96
Usb Transceiver
1
Quadrature Decoder Channels
1
Usb Speed
Hi-Speed
Usb Interface
Device
Spi
5
Twi (i2c)
2
Uart
5
Ssc
1
Sd / Emmc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
16
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
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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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