Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Hoja De Datos

Atmel

Los códigos de productos

AT91SAM9N12-EK

SAM9N12/CN11-EK User Guide

1-1

11186A–ATARM–29-Nov-12

Introduction .................................................................................................................1-1

SAM9N12/CN11 Evaluation Kit.......................................................................................... 1-1

User Guide Content ........................................................................................................... 1-1

References and Applicable Documents ............................................................................. 1-1

Kit Contents ................................................................................................................2-1

Deliverables ....................................................................................................................... 2-1

Evaluation Board Specifications......................................................................................... 2-2

Electrostatic Warning ......................................................................................................... 2-2

Power Up ....................................................................................................................3-1

Power up the Board ........................................................................................................... 3-1

Battery................................................................................................................................ 3-1

Sample Code and Technical Support ............................................................................... 3-1

Recovery Procedure .......................................................................................................... 3-1

Evaluation Kit Hardware .............................................................................................4-1

Board Overview.................................................................................................................. 4-1

Equipment List ................................................................................................................... 4-2

Features List ........................................................................................................ 4-2

Interface Connection............................................................................................ 4-3

Configuration Items.............................................................................................. 4-3

Function Blocks.................................................................................................................. 4-5

Processor............................................................................................................. 4-5

Clock Distribution ................................................................................................. 4-5

Reset and Wake-up Circuitry ............................................................................... 4-6

Power Supplies .................................................................................................... 4-6

Power Rails.......................................................................................................... 4-7

Battery Backup .................................................................................................... 4-8

Memory ................................................................................................................ 4-9

UART DBGU...................................................................................................... 4-10

JTAG Interface................................................................................................... 4-10

4.3.10 Serial Peripheral Interface (SPI) Controller ....................................................... 4-11

4.3.11 Two Wire Interface (TWI)................................................................................... 4-11

4.3.12 USB Ports .......................................................................................................... 4-12

4.3.13 1-Wire EEPROM................................................................................................ 4-13

4.3.14 ETH on EBI ........................................................................................................ 4-13