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MEDIATEK LinkIt Smart 7688 User Manual

MEDIATEK LinkIt Smart 7688
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MediaTek LinkIt™ Smart 7688
User Manual
Version: 0.9 Beta
Release date: October 2015
Specifications are subject to change without notice.
© 2015, 2016 MediaTek Inc.
This document contains information that is proprietary to MediaTek Inc.
Unauthorized reproduction of this information in whole or in part is strictly prohibited.

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MEDIATEK LinkIt Smart 7688 Specifications

General IconGeneral
ArchitectureMIPS24KEc
Clock Speed580 MHz
RAM128 MB DDR2
Flash Memory32 MB
Wi-Fi802.11 b/g/n
Ethernet10/100 Mbps
USB Ports1 x USB 2.0 Host
Operating SystemOpenWrt
GPIOYes
PWMYes
ADCYes
Operating Voltage3.3V
InterfacesUART, I2C, SPI
Power5V
ProcessorMediaTek MT7688AN

Summary

1. Introduction

1.1. What is MediaTek LinkIt Smart 7688 Development Platform

Describes the MediaTek LinkIt Smart 7688 as an IoT development platform for home, office, and cloud applications.

1.2. MediaTek MT7688AN Chip Specification Summary

Provides a summary of the technical specifications for the MT7688AN System-on-Chip.

1.3. LinkIt Smart 7688

1.3.1. Key Features

Lists the main features and capabilities of the LinkIt Smart 7688 development board.

1.3.2. Buttons

Details the functions and usage of the physical buttons on the LinkIt Smart 7688 board.

1.3.3. LEDs

Explains the meaning and patterns of the LEDs on the LinkIt Smart 7688 board for status indication.

1.3.4. Antenna

Discusses the antenna support options available for the LinkIt Smart 7688 development board.

1.3.5. USB Host

Describes the USB host capability for connecting external USB devices to the development board.

1.3.6. USB Power

Explains the USB power source and estimated power consumption for the development board.

1.3.7. Accessories

Lists the necessary and optional accessories required for using the LinkIt Smart 7688.

1.3.8. Breakout Board (TBD)

Information about the breakout board, marked as To Be Determined (TBD).

1.3.9. JTAG

Provides instructions on how to access and use the JTAG interface for debugging the MT7688AN.

1.3.10. Specifications

Presents the detailed technical specifications of the LinkIt Smart 7688 development board.

1.3.11. Pin-out Diagram

Illustrates the pin layout and connections for the LinkIt Smart 7688 development board.

1.4. LinkIt Smart 7688 Duo

1.4.1. Key Features

Highlights the key features of the LinkIt Smart 7688 Duo development board.

1.4.2. Buttons

Describes the buttons and their respective functions on the LinkIt Smart 7688 Duo.

1.4.3. LEDs

Explains the LED indicators and their patterns for the LinkIt Smart 7688 Duo board.

1.4.4. Antennas

Refers to antenna support details for the LinkIt Smart 7688 Duo, same as standard board.

1.4.5. USB Host

Details the USB host capability for connecting external devices to the Duo development board.

1.4.6. USB Power

Covers the USB power source and consumption details for the LinkIt Smart 7688 Duo board.

1.4.7. Accessories

Lists accessories for the LinkIt Smart 7688 Duo, noting they are the same as the standard board.

1.4.8. JTAG

Provides instructions for accessing the JTAG interface on the LinkIt Smart 7688 Duo.

1.4.9. Specifications

Presents the technical specifications for the LinkIt Smart 7688 Duo development board.

1.4.10. Pin-out Diagram

Illustrates the pinout diagram for the LinkIt Smart 7688 Duo development board.

1.5. Joining the MediaTek Labs Ecosystem

2. Development Environment

2.1. Operating Systems

Lists compatible operating systems for accessing and developing with LinkIt Smart 7688 boards.

2.2. OpenWrt Introduction

Introduces OpenWrt as the embedded Linux operating system used by the LinkIt Smart 7688.

2.3. Network Environment

Describes the network configurations available: Access Point and Station modes.

2.3.1. Access Point Mode

Explains how the LinkIt Smart 7688 board functions as an Access Point for local area networks.

2.3.2. Station Mode

Explains how the LinkIt Smart 7688 board connects to an existing Wi-Fi Access Point.

2.4. System Configuration

Details the methods for configuring the LinkIt Smart 7688 development board.

2.4.1. Accessing Web UI

Provides steps to access and use the board's Web User Interface for configuration.

2.4.2. Accessing System Console

Outlines methods for accessing the system console via SSH or a Serial to USB cable.

2.4.3. Using SSH (Secure Socket Shell)

Guide to connecting to the system console of the LinkIt Smart 7688 using SSH.

2.4.4. Using Serial to USB Cable

Provides instructions for connecting to the system console via a Serial to USB cable.

2.4.5. Upgrading Firmware

Details the procedures for upgrading the device firmware using Web UI or a USB drive.

2.4.6. Upgrading bootloader

Explains the steps required to upgrade the bootloader on the development board.

2.4.7. Wi-Fi Reset

Describes how to perform a Wi-Fi reset to put the device into Access Point mode.

2.4.8. Factory Reset

Provides instructions for resetting the LinkIt Smart 7688 to its factory default settings.

2.4.9. Connecting LinkIt Smart 7688 To a network with Wi-Fi Access Point

Guides on connecting the LinkIt Smart 7688 to a network as a Wi-Fi station.

2.4.10. Configure Station Mode via Console

Uses console commands to configure the LinkIt Smart 7688 for station mode operation.

2.4.11. Viewing System Information from the Web UI

Explains how to view system information on the LinkIt Smart 7688 using its Web UI.

2.5. Accessing the USB drive and the SD card

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