ATXMEGA128B3-AU ATMEL [ATMEL Corporation], ATXMEGA128B3-AU Datasheet - Page 56
ATXMEGA128B3-AU
Manufacturer Part Number
ATXMEGA128B3-AU
Description
8/16-bit Atmel XMEGA B3 Microcontroller
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.ATXMEGA128B3-AU.pdf
(137 pages)
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32. Pinout and Pin Functions
32.1
32.1.1
32.1.2
32.1.3
32.1.4
32.1.5
8074B–AVR–02/12
Alternate Pin Function Description
Operation/Power Supply
Port Interrupt functions
Analog functions
LCD functions
Timer/Counter and AWEX functions
The device pinout is shown in
I/O functionality, each pin can have several alternate functions. This will depend on which
peripheral is enabled and connected to the actual pin. Only one of the pin functions can be used
at time.
The tables below show the notation for all pin functions available and describe its function.
VCC
AVCC
GND
AGND
SYNC
ASYNC
ACn
ACnOUT
ADCn
AREF
SEGn
COMn
VLCD
BIAS2
BIAS1
CAPH
CAPL
OCnxLS
OCnxHS
Digital supply voltage
Ground
Port pin with full synchronous and limited asynchronous interrupt function
Analog to Digital Converter input pin n
Analog Reference input pin
LCD Common Drive Output n
LCD Voltage Multiplier Output
LCD High End Of Flying Capacitor
LCD Low End Of Flying Capacitor
Output Compare Channel x Low Side for Timer/Counter n
Output Compare Channel x High Side for Timer/Counter n
Analog supply voltage
Analog Ground
Port pin with full synchronous and full asynchronous interrupt function
Analog Comparator input pin n
Analog Comparator n Output
LCD Segment Drive Output n
LCD Intermediate Voltage 2 Output (VLCD * 2/3)
LCD Intermediate Voltage 1 Output (VLCD * 1/3)
”Pinout/Block Diagram” on page
3. In addition to general purpose
XMEGA B3
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