SAM3U2E Atmel Corporation, SAM3U2E Datasheet - Page 793

• 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

36.7.7
Name:
Address:
Access:
• IDX: InDeX
0 = no Index input change since the last read of TC_QISR.
1 = the IDX input has change since the last read of TC_QISR.
• DIRCHG: DIRection CHanGe
0 = no change on rotation direction since the last read of TC_QISR.
1 = the rotation direction changed since the last read of TC_QISR.
• QERR: Quadrature ERRor
0 = no quadrature error since the last read of TC_QISR.
1 = A quadrature error occurred since the last read of TC_QISR.
• DIR: Direction
Returns an image of the actual rotation direction.
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
31
23
15
–
–
–
7
–
TC QDEC Interrupt Status Register
30
22
14
TC_QISR
0x400800D4
Read-only
–
–
–
6
–
29
21
13
–
–
–
5
–
28
20
12
–
–
–
4
–
27
19
11
–
–
–
3
–
QERR
26
18
10
–
–
–
2
SAM3U Series
SAM3U Series
DIRCHG
25
17
–
–
9
–
1
DIR
IDX
24
16
–
–
8
0
793
793