AT32UC3A4256 Atmel Corporation, AT32UC3A4256 Datasheet - Page 762

• Manufacturer Part Number: AT32UC3A4256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A4256

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• Hardware Qtouch Acquisition: No
• Usb Transceiver: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Sd / Emmc: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 128
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0 to 3.6
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

27.7.2
Name:
Access Type:
Offset:
Reset Value:
• LDRB: RB Loading Selection
• LDRA: RA Loading Selection
• WAVE
• CPCTRG: RC Compare Trigger Enable
• ABETRG: TIOA or TIOB External Trigger Selection
32072G–11/2011
LDBDIS
WAVE
LDRB
LDRA
31
23
15
7
-
-
0
1
2
3
0
1
2
3
1: Capture mode is disabled (Waveform mode is enabled).
0: Capture mode is enabled.
1: RC Compare resets the counter and starts the counter clock.
0: RC Compare has no effect on the counter and its clock.
1: TIOA is used as an external trigger.
Channel Mode Register: Capture Mode
LDBSTOP
CPCTRG
Edge
none
rising edge of TIOA
falling edge of TIOA
each edge of TIOA
Edge
none
rising edge of TIOA
falling edge of TIOA
each edge of TIOA
30
22
14
6
-
-
CMR
Read/Write
0x04 + n * 0x40
0x00000000
29
21
13
5
-
-
-
BURST
28
20
12
4
-
-
-
CLKI
27
19
11
3
-
-
LDRB
ABETRG
26
18
10
2
-
TCCLKS
25
17
9
1
-
ETRGEDG
LDRA
24
16
8
0
-
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