ATUC64L4U Atmel Corporation, ATUC64L4U Datasheet - Page 275

• Manufacturer Part Number: ATUC64L4U
• Manufacturer: Atmel Corporation

Specifications of ATUC64L4U

• Flash (kbytes): 64 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 50 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 460
• Analog Comparators: 8
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.62 to 3.6
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 35
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

14.6.8
Name:
Access Type:
Reset Value:
• OSCEN: Oscillator Enable
• STARTUP: Oscillator Start-up Time
• AGC: Automatic Gain Control
• GAIN: Gain
• MODE: Oscillator Mode
Note that this register is protected by a lock. To write to this register the UNLOCK register has to be written first. Please
refer to the UNLOCK register description for details.
32142A–12/2011
31
23
15
7
-
-
-
-
0: The oscillator is disabled.
1: The oscillator is enabled.
Select start-up time for the oscillator. Please refer to the “Oscillator Startup Time” table in the SCIF Module Configuration
section for details.
For test purposes.
Selects the gain for the oscillator. Please refer to the “Oscillator Gain Settings” table in the SCIF Module Configuration section
for details.
0: External clock connected on XIN. XOUT can be used as general-purpose I/O (no crystal).
1: Crystal is connected to XIN/XOUT.
Oscillator Control Register
30
22
14
OSCCTRLn
Read/Write
0x00000000
6
-
-
-
-
29
21
13
5
-
-
-
-
28
20
12
4
-
-
-
-
AGC
27
19
11
3
-
-
ATUC64/128/256L3/4U
26
18
10
2
-
-
STARTUP[3:0]
GAIN[1:0]
25
17
9
1
-
-
OSCEN
MODE
24
16
8
0
-
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