ATSAM3S ATMEL [ATMEL Corporation], ATSAM3S Datasheet - Page 7

• Manufacturer Part Number: ATSAM3S
• Description: AT91 ARM Cortex M3-based Processor
• Manufacturer: ATMEL [ATMEL Corporation]

Table 3-1.
6500AS–ATARM–11-Dec-09
Signal Name
URXDx
UTXDx
PA0 - PA31
PB0 - PB14
PC0 - PC31
PIODC0-PIODC7
PIODCCLK
PIODCEN1-2
D0 - D7
A0 - A23
NWAIT
NCS0 - NCS3
NRD
NWE
NANDOE
NANDWE
MCCK
MCCDA
MCDA0 - MCDA3
SCKx
TXDx
RXDx
RTSx
CTSx
DTR1
DSR1
DCD1
RI1
Signal Description List (Continued)
Function
UART Receive Data
UART Transmit Data
Parallel IO Controller A
Parallel IO Controller B
Parallel IO Controller C
Parallel Capture Mode Data
Parallel Capture Mode Clock
Parallel Capture Mode Enable
Data Bus
Address Bus
External Wait Signal
Chip Select Lines
Read Signal
Write Enable
NAND Flash Output Enable
NAND Flash Write Enable
Multimedia Card Clock
Multimedia Card Slot A Command
Multimedia Card Slot A Data
USARTx Serial Clock
USARTx Transmit Data
USARTx Receive Data
USARTx Request To Send
USARTx Clear To Send
USART1 Data Terminal Ready
USART1 Data Set Ready
USART1 Data Carrier Detect
USART1 Ring Indicator
Universal Synchronous Asynchronous Receiver Transmitter USARTx
Universal Asynchronous Receiver Transmitter - UARTx
PIO Controller - Parallel Capture Mode (PIOA Only)
High Speed Multimedia Card Interface - HSMCI
PIO Controller - PIOA - PIOB - PIOC
Static Memory Controller - SMC
External Bus Interface
NAND Flash Logic
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Active
Level
Low
Low
Low
Low
Low
Low
reference Comments
Voltage
VDDIO
VDDIO
SAM3S Summary
Reset State:
- PIO or System IOs
- Internal pull-up enabled
- Schmitt Trigger enabled
(2)
(1)
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