AT32UC3B1256 Atmel Corporation, AT32UC3B1256 Datasheet - Page 56

• Manufacturer Part Number: AT32UC3B1256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3B1256

• Flash (kbytes): 256 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 60 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 28
• Ext Interrupts: 28
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 6
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Operating Voltage (vcc): 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 10
• Output Compare Channels: 16
• Input Capture Channels: 6
• Pwm Channels: 13
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

9.6.5
Name:
Access Type:
Offset:
Reset Value:
• STARTUP: Oscillator Startup Time
Table 9-8.
• MODE: Oscillator Mode
32059L–AVR32–01/2012
STARTUP
31
23
15
0
1
2
3
4
5
6
7
7
-
-
-
-
Select startup time for the oscillator.
Choose between crystal, or external clock
0: External clock connected on XIN, XOUT can be used as an I/O (no crystal).
1 to 3: reserved .
4: Crystal is connected to XIN/XOUT - Oscillator is used with gain G0 ( XIN from
5: Crystal is connected to XIN/XOUT - Oscillator is used with gain G1 ( XIN from
6: Crystal is connected to XIN/XOUT - Oscillator is used with gain G2 ( XIN from
7: Crystal is connected to XIN/XOUT - Oscillator is used with gain G3 ( XIN from
Oscillator 0/1 Control Register
Startup time for oscillators 0 and 1
Number of RC oscillator
clock cycle
0
64
128
2048
4096
8192
16384
Reserved
30
22
14
OSCCTRL0,1
Read/Write
0x028, 0x02C
0x00000000
6
-
-
-
-
29
21
13
5
-
-
-
-
Approximative Equivalent time
(RCOsc = 115 kHz)
0
560 us
1.1 ms
18 ms
36 ms
71 ms
142 ms
Reserved
28
20
12
4
-
-
-
-
27
19
11
3
-
-
-
-
0.4 MHz to 0.9 MHz ).
0.9 MHz to 3.0 MHz ).
3.0 MHz to 8.0 MHz ).
8.0 Mhz).
26
18
10
2
-
-
STARTUP
MODE
25
17
9
1
-
-
24
16
8
0
-
-
56