SAM3U4E Atmel Corporation, SAM3U4E Datasheet - Page 478
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SAM3U4E
Manufacturer Part Number
SAM3U4E
Description
Manufacturer
Atmel Corporation
Specifications of SAM3U4E
Flash (kbytes)
256 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)
50
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 Power Management Controller (PMC) User Interface
Table 28-3.
478
0x004C - 0x005C
0x0034 - 0x003C
0x007C- 0x00FC
0x000C
0x001C
0x002C
0x006C
0x0000
0x0004
0x0008
0x0010
0x0014
0x0018
0x0020
0x0024
0x0028
0x0030
0x0040
0x0044
0x0048
0x0060
0x0064
0x0068
0x0070
0x0074
0x0078
Offset
0xE4
0xE8
SAM3U Series
Register Mapping
Register
System Clock Enable Register
System Clock Disable Register
System Clock Status Register
Reserved
Peripheral Clock Enable Register
Peripheral Clock Disable Register
Peripheral Clock Status Register
UTMI Clock Register
Main Oscillator Register
Main Clock Frequency Register
PLLA Register
Reserved
Master Clock Register
Reserved
Programmable Clock 0 Register
Programmable Clock 1 Register
Programmable Clock 2 Register
Reserved
Interrupt Enable Register
Interrupt Disable Register
Status Register
Interrupt Mask Register
Fast Startup Mode Register
Fast Startup Polarity Register
Fault Output Clear Register
Reserved
Write Protect Mode Register
Write Protect Status Register
Name
PMC_SCER
PMC_SCDR
PMC _SCSR
PMC _PCER
PMC_PCDR
PMC_PCSR
CKGR_UCKR
CKGR_MOR
CKGR_MCFR
CKGR_PLLAR
PMC_MCKR
PMC_PCK0
PMC_PCK1
PMC_PCK2
PMC_IER
PMC_IDR
PMC_SR
PMC_IMR
PMC_FSMR
PMC_FSPR
PMC_FOCR
PMC_WPMR
PMC_WPSR
–
–
–
–
–
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Write-only
Write-only
Read-only
Write-only
Write-only
Read-only
Read-only
Write-only
Write-only
Read-only
Read-only
Write-only
Read-only
Access
–
–
–
–
–
6430E–ATARM–29-Aug-11
0x0000_0001
0x0000_0000
0x1020_0800
0x0000_0001
0x0000_0000
0x0000_3F00
0x0000_0001
0x0000_0000
0x0000_0000
0x0000_0000
0x0001_0008
0x0000_0000
0x0000_0000
0x0000_0000
Reset
N.A.
0x0
0x0
–
–
–
–
–
–
–
–
–
–
–
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