AT32UC3L0128 Atmel Corporation, AT32UC3L0128 Datasheet - Page 816
AT32UC3L0128
Manufacturer Part Number
AT32UC3L0128
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT32UC3A0128.pdf
(377 pages)
2.AT32UC3A0128.pdf
(159 pages)
3.AT32UC3L0128.pdf
(85 pages)
4.AT32UC3L0128.pdf
(852 pages)
Specifications of AT32UC3L0128
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 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
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32.9.3.2
32145A–12/2011
Slave mode
Maximum SPI Frequency, Master Output
The maximum SPI master output frequency is given by the following formula:
Where
the maximum frequency of the SPI pins. Please refer to the I/O Pin Characteristics section for
the maximum frequency of the pins.
to the SPI chapter for a description of this clock.
Maximum SPI Frequency, Master Input
The maximum SPI master input frequency is given by the following formula:
Where
CPOL and NCPHA.
datasheet for
ter for a description of this clock.
Figure 32-10. USART in SPI Slave Mode with (CPOL= 0 and CPHA= 1) or (CPOL= 1 and
SPCK
MISO
MOSI
SPIn
SPIn
is the MISO setup and hold time, USPI0 + USPI1 or USPI3 + USPI4 depending on
is the MOSI delay, USPI2 or USPI5 depending on CPOL and NCPHA.
T
CPHA= 0)
VALID
USPI6
.
USPI7
T
f
CLKSPI
VALID
f
f
SPCKMAX
SPCKMAX
is the SPI slave response time. Please refer to the SPI slave
is the maximum frequency of the CLK_SPI. Refer to the SPI chap-
USPI8
=
=
f
CLKSPI
MIN f
MIN
(
(
----------------------------------- -
SPIn
PINMAX
is the maximum frequency of the CLK_SPI. Refer
+
1
t
,
VALID
----------- -
SPIn
1
,
f
---------------------------- -
AT32UC3L0128/256
f
---------------------------- -
CLKSPI
CLKSPI
9
9
2
2
)
)
f
PINMAX
816
is
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