atxmega192a1-cu ATMEL Corporation, atxmega192a1-cu Datasheet - Page 43

• Manufacturer Part Number: atxmega192a1-cu
• Description: Atxmega64a1 8/16 Bit Microcontroller With 64/128/192/256k Bytes In-system Programmable Flash
• Manufacturer: ATMEL Corporation

28. Pinout
28.1
28.1.1
28.1.2
28.1.3
8067A–AVR–02/08
Alternate Pin Function Description
Operation/Power Supply
Analog functions
EBI functions
The pinout of XMEGA A1 is shown in
I/O functionality, each pin may have several function. This will depend on which peripheral is
enabled and connected to the actual pin. Only one of the alternate pin functions can be used at
the time.
The tables below shows the notation for all pin functions available and describe its function.
VCC
AVCC
GND
ACxn
ADCn
DACn
AREFx
Ax
Dx
_CSx
ALEn
_RE
_WE
Bx
_CAS
CKE
CLK
DQM
_RAS
Digital supply voltage
Ground
Analog Comparator input pin n
Analog to Digital Converter input pin n
Bank Address
Data Mask Signal/Output Enable
Analog supply voltage
Digital to Analog Converter output pin n
Analog Reference input port x pin
Address
Data
Chip Select
Address Latch Enable pin n
Read Enable
External Data Memory Write
Column Access Strobe
SDRAM Clock Enable
SDRAM Clock
Row Access Strobe
“Block Diagram/Pinout” on page
(SRAM)
(SRAM)
(SRAM /SDRAM)
(SDRAM)
(SDRAM)
(SDRAM)
(SDRAM)
(SDRAM)
(SDRAM)
ATxmega A1
2. In addition to general
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