AT32UC3L0256 Atmel Corporation, AT32UC3L0256 Datasheet - Page 580

• Manufacturer Part Number: AT32UC3L0256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3L0256

• Flash (kbytes): 256 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 Speed: No
• Usb Interface: No
• Spi: 5
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• 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

• ETRGEDG: External Trigger Edge Selection
• LDBDIS: Counter Clock Disable with RB Loading
• LDBSTOP: Counter Clock Stopped with RB Loading
• BURST: Burst Signal Selection
• CLKI: Clock Invert
• TCCLKS: Clock Selection
32145A–12/2011
ETRGEDG
TCCLKS
BURST
0
1
2
3
0
1
2
3
4
5
6
7
0
1
2
3
0: TIOB is used as an external trigger.
1: Counter clock is disabled when RB loading occurs.
0: Counter clock is not disabled when RB loading occurs.
1: Counter clock is stopped when RB loading occurs.
0: Counter clock is not stopped when RB loading occurs.
1: The counter is incremented on falling edge of the clock.
0: The counter is incremented on rising edge of the clock.
Burst Signal Selection
The clock is not gated by an external signal
XC0 is ANDed with the selected clock
XC1 is ANDed with the selected clock
XC2 is ANDed with the selected clock
Clock Selected
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
XC0
XC1
XC2
Edge
none
rising edge
falling edge
each edge
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