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Intel® Edison Kit for Arduino*

Hardware Guide

December 2014

Revision 004

- Document Number: 331191 004

Notice: This document contains information on products in the design phase of development. The information here is subject to change without

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Intel® Edison Kit for Arduino*

Hardware Guide December 2014

2 1- Document Number: 33119 004

Contents

1 Introduction ....................................................................................................................................................................... 6

1.1 Software requirements ............................................................................................................................................................... 6

1.2 Terminology .................................................................................................................................................................................... 6

1.3 References ........................................................................................................................................................................................ 6

2 Product Overview ............................................................................................................................................................. 7

2.1 Shield pin GPIO mapping .......................................................................................................................................................... 8

2.2 Pin function multiplexing control (summary) .................................................................................................................. 9

2.3 Pin function multiplexing control (detailed) .................................................................................................................. 10

2.4 GPIO interrupt support ............................................................................................................................................................ 11

2.5 Miscellaneous GPIOs............................................................................................................................................................... 11

2.6 Pin direction and pullup control ......................................................................................................................................... 12

3 - High Level Functional Description ............................................................................................................................. 13

3.1 Intel® Edison kit for Arduino* header signal list ........................................................................................................... 14

3.2 Intel® Edison kit for Arduino* PWM swizzler ................................................................................................................. 15

3.3 Intel® Edison kit for Arduino* analog inputs .................................................................................................................. 16

3.4 Intel® Edison kit for Arduino* signal pullup resistors ................................................................................................ 16

3.5 Intel® Edison kit for Arduino* USB interface .................................................................................................................. 16

3.6 Intel® Edison kit for Arduino* power supply .................................................................................................................. 17

3.7 Intel® Edison kit for Arduino* expansion mechanicals ............................................................................................. 17

4 Powering the Intel® Edison kit for Arduino*................................................................................................................18

4.1 Boot voltage selection – DCIN signal ................................................................................................................................ 19

5 Batteries............................................................................................................................................................................ 20

6 Layout................................................................................................................................................................................ 21

6.1 Antenna keepout ........................................................................................................................................................................ 21

6.2 Layout SD card, I2S, SPI, I2C ................................................................................................................................................. 21

6.3 LEDs .................................................................................................................................................................................................. 22

7 Handling ...........................................................................................................................................................................23

8 Debug UART and Low- Power Sleep Mode ................................................................................................................ 24

9 Buttons.............................................................................................................................................................................. 25

9.1 Software recovery (FWR_RCVR and RCVR_MODE) .................................................................................................... 25

10 Digikey sources ............................................................................................................................................................... 26

11 Shield pin configuration............................................................................................................................................... 27

11.1 Configure IO5 as a GPIO input, with pullup resistor disabled ............................................................................... 27

11.2 Configure IO11 as a GPIO input, with pullup resistor disabled .................................................................................. 28

11.3 Configure IO7 a as GPIO input, with pullup resistor enabled ........................................................................... 28

11.4 Configure IO6 a as PWM output........................................................................................................................................ 29

11.5 Configure IO14 as an ADC input ....................................................................................................................................... 29

11.6 IO18/IO19 Configure Ifor 2C connectivity..................................................................................................................... 30

11.7 Configure connectivity IO10 through IO13 for SPI ..................................................................................................31

Intel® Edison Kit for Arduino*

December 2014 Hardware Guide

Document Number: 331191- 3 004