Hi-Link HLK-7688A User Manual

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1.INTRODUCTION
HLK-MT7688A based on MT7688AN is a low cost and low power consumption IOT module developed by
Hi-Link.The module supports Linux, OpenWRT operating system and custom development. It could be widely
applied to smart devices or cloud services application with its rich interface and powerful processors.
1.1. BASIC PARAMETERS
 High data processing ability，MCU frequency 580MHz
 150M Mbps
 Support 802.11b/g/n
 20/40 Channel bandwidth
 Support 802.11v
 Support AP,STA and AP,STA mixed
 Five 10/100M ETH PORT
 1 USB2.0 Host interface port
 Interface SPI/SD-XC/eMMC
 Rich peripheral interfaces，SPI,I2C,I2S,PCM,UART,JTAG,GPIO
 Widely used in IOT
 Inbuilt powerful PMU
 Support 16 Multiple BSSID
 Support multiple security methods WEP64/128, TKIP, AES, WPA, WPA2, WAPI
 Support QoS，WMM，WMM-PS
 Support Linux 2.6.36 SDK，OpenWrt 3.10

Hi-Link HLK-7688A Specifications

General

Brand	Hi-Link
Model	HLK-7688A
Category	Control Unit
Language	English