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AT32UC3A3128S Datasheet(PDF) 7 Page - ATMEL Corporation

Part # AT32UC3A3128S
Description  AVR32 32-Bit Microcontroller
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT32UC3A3128S Datasheet(HTML) 7 Page - ATMEL Corporation

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32072AS–AVR32–03/09
AT32UC3A3
GCLK[2:0]
Generic Clock Pins
Output
RESET_N
Reset Pin
Input
Low
DMA Controller - DMACA (optional)
DMAACK[1:0]
DMA Acknowledge
Output
DMARQ[1:0]
DMA Requests
Input
External Interrupt Module - EIM
EXTINT[7:0]
External Interrupt Pins
Input
KPS0 - KPS7
Keypad Scan Pins
Output
NMI_N
Non-Maskable Interrupt Pin
Input
Low
General Purpose Input/Output pin - GPIOA, GPIOB, GPIOC, GPIOX
PA[31:0]
Parallel I/O Controller GPIOA
I/O
PB[11:0]
Parallel I/O Controller GPIOB
I/O
PC[5:0]
Parallel I/O Controller GPIOC
I/O
PX[59:0]
Parallel I/O Controller GPIO X
I/O
External Bus Interface - EBI
ADDR[23:0]
Address Bus
Output
CAS
Column Signal
Output
Low
CFCE1
Compact Flash 1 Chip Enable
Output
Low
CFCE2
Compact Flash 2 Chip Enable
Output
Low
CFRNW
Compact Flash Read Not Write
Output
DATA[15:0]
Data Bus
I/O
NANDOE
NAND Flash Output Enable
Output
Low
NANDWE
NAND Flash Write Enable
Output
Low
NCS[5:0]
Chip Select
Output
Low
NRD
Read Signal
Output
Low
NWAIT
External Wait Signal
Input
Low
NWE0
Write Enable 0
Output
Low
NWE1
Write Enable 1
Output
Low
Table 3-1.
Signal Description List
Signal Name
Function
Type
Active
Level
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