SAM3U2E Atmel Corporation, SAM3U2E Datasheet - Page 752

• 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

35.8.9
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• CD: Clock Divider
• FP: Fractional Part
0: Fractional divider is disabled.
1 - 7: Baudrate resolution, defined by FP x 1/8.
752
752
31
23
15
1 to 65535
–
–
7
CD
SAM3U Series
SAM3U Series
USART Baud Rate Generator Register
0
30
22
14
US_BRGR
0x40090020 (0), 0x40094020 (1), 0x40098020 (2), 0x4009C020 (3)
Read-write
–
–
6
Baud Rate =
Selected Clock/(16*CD)
OVER = 0
29
21
13
–
–
5
SYNC = 0
USART_MODE
Baud Rate =
Selected Clock/(8*CD)
28
20
12
–
–
4
OVER = 1
CD
CD
Baud Rate Clock Disabled
“USART Write Protect Mode Register” on page
≠
ISO7816
27
19
11
–
–
3
Baud Rate =
Selected Clock /CD
USART_MODE = SPI
(Master or Slave)
SYNC = 1
or
26
18
10
–
2
Baud Rate = Selected
Clock/(FI_DI_RATIO*CD)
FP
25
17
–
9
1
USART_MODE =
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
ISO7816
760.
24
16
–
8
0