Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Data Sheet

Product codes

ATSAM4S-WPIR-RD

SAM4S Series [DATASHEET]

Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14

Flash Memory

ERASE

Flash and NVM Configuration Bits Erase

Command

Input

High

VDDIO

Reset State:
- Erase Input
- Internal pull-down enabled
- Schmitt Trigger enabled

(1)

Reset/Test

NRST

Synchronous Microcontroller Reset

I/O

Low

VDDIO

Permanent Internal
pull-up

TST

Test Select

Input

–

Permanent Internal
pull-down

Wake-up

WKUP[15:0]

Wake-up Inputs

Input

–

VDDIO

–

Universal Asynchronous Receiver Transceiver - UARTx

URXDx

UART Receive Data

Input

–

UTXDx

UART Transmit Data

Output

–

PIO Controller - PIOA - PIOB - PIOC

PA0–PA31

Parallel IO Controller A

I/O

–

VDDIO

Reset State:
- PIO or System IOs

(2)

- Internal pull-up enabled
- Schmitt Trigger enabled

(1)

PB0–PB14

Parallel IO Controller B

I/O

–

PC0–PC31

Parallel IO Controller C

I/O

–

PIO Controller - Parallel Capture Mode

PIODC0–PIODC7

Parallel Capture Mode Data

Input

–

VDDIO

–

PIODCCLK

Parallel Capture Mode Clock

Input

–

PIODCEN1–2

Parallel Capture Mode Enable

Input

–

External Bus Interface

D0–D7

Data Bus

I/O

–

A0–A23

Address Bus

Output

–

NWAIT

External Wait Signal

Input

Low

–

Static Memory Controller - SMC

NCS0–NCS3

Chip Select Lines

Output

Low

–

NRD

Read Signal

Output

Low

–

NWE

Write Enable

Output

Low

–

NAND Flash Logic

NANDOE

NAND Flash Output Enable

Output

Low

–

NANDWE

NAND Flash Write Enable

Output

Low

–

High Speed Multimedia Card Interface - HSMCI

MCCK

Multimedia Card Clock

Output

–

MCCDA

Multimedia Card Slot A Command

I/O

–

Table 3-1.

Signal Description List (Continued)

Signal Name

Function

Type

Active

Level

Voltage

Reference

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