ATUC128L4U Atmel Corporation, ATUC128L4U Datasheet - Page 421

• Manufacturer Part Number: ATUC128L4U
• Manufacturer: Atmel Corporation

Specifications of ATUC128L4U

• Flash (kbytes): 128 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

19.7.11
Name:
Access:
Offset :
Reset Value:
• P0-31: Pull-up Enable
32142A–12/2011
P31
P23
P15
P7
31
23
15
7
Writing a zero to a bit in this register will disable pull-up on the corresponding pin.
Writing a one to a bit in this register will enable pull-up on the corresponding pin.
Pull-up Enable Register
P30
P22
P14
P6
30
22
14
PUER
Read/Write, Set, Clear, Toggle
0x070, 0x074, 0x078, 0x07C
-
6
P29
P21
P13
P5
29
21
13
5
P28
P20
P12
P4
28
20
12
4
P27
P19
P11
P3
27
19
11
3
ATUC64/128/256L3/4U
P26
P18
P10
P2
26
18
10
2
P25
P17
P9
P1
25
17
9
1
P24
P16
P8
P0
24
16
8
0
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