SAM3U2E Atmel Corporation, SAM3U2E Datasheet - Page 737

• Manufacturer Part Number: SAM3U2E
• 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

35.8.2
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• USART_MODE
• USCLKS: Clock Selection
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
INVDATA
ONEBIT
Value
Value
31
23
15
7
0xE
0x0
0x1
0x2
0x3
0x4
0x6
0x8
0xF
0
1
3
USART Mode Register
CHMODE
CHRL
VAR_SYNC
MODSYNC
HW_HANDSHAKING
30
22
14
US_MR
0x40090004 (0), 0x40094004 (1), 0x40098004 (2), 0x4009C004 (3)
Read-write
6
SPI_MASTER
IS07816_T_0
IS07816_T_1
SPI_SLAVE
NORMAL
MODEM
RS485
Name
Name
IRDA
MCK
SCK
DIV
DSNACK
MAN
29
21
13
5
NBSTOP
USCLKS
Description
Normal mode
RS485
Hardware Handshaking
Modem
IS07816 Protocol: T = 0
IS07816 Protocol: T = 1
IrDA
SPI Master
SPI Slave
Description
Master Clock MCK is selected
Internal Clock Divided MCK/DIV (DIV=8) is selected
Serial Clock SLK is selected
FILTER
INACK
28
20
12
4
“USART Write Protect Mode Register” on page
OVER
27
19
11
–
3
CLKO
PAR
26
18
10
2
USART_MODE
MAX_ITERATION
SAM3U Series
SAM3U Series
MODE9
25
17
9
1
SYNC/CPHA
MSBF/CPOL
760.
24
16
8
0
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