SeeedStudio LinkIt Smart 7688 Duo

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multiple revisions of this device, use caution
bgn
IoT, development board
3rd Party Firmware
dd-wrt
Status Unknown
OpenWrt
Status Unknown
Tomato any flavor
Incompatible
Gargoyle
Status Unknown
Platform
BrandModelRev
SeeedStudio LinkIt Smart 7688 Duo
FCC ID
Type
IoT, development board
CPU1
MediaTek MT7688AN
CPU1 Speed
580 MHz
CPU2
Atmel ATmega32U4
CPU2 Speed
8 MHz
Flash1 Chip
Macronix MX25L25735FMI-10G
Flash1 Size
32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />
Flash2 Chip
Atmel ATmega32U4
Flash2 Size
32 KiB 0.0313 MiB <br />32,768 B <br />256 Kib <br />0.25 Mib <br />3.051758e-5 GiB <br />
RAM1 Size
128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Chip
Nanya NT5TU64M16HG-ACI
RAM2 Size
2.5 KiB 0.00244 MiB <br />2,560 B <br />20 Kib <br />0.0195 Mib <br />2.384186e-6 GiB <br />
RAM2 Chip
Atmel ATmega32U4
ETH chip1
MediaTek MT7688AN

802dot11 OUI: 9C:65:F9 (1 E, 2 W)
Ethernet OUI: 9C:65:F9 (1 E, 2 W)

Stock bootloader
U-Boot 1.1.3 Ralink 4.3.0.0
Stock FW OS
Linux 3.18.21 OpenWrt 15.05 + linkit
Expansion IF types
USB 2.0
USB ports
1
USB Hub Compatible
Untested
Connector type
USB Female Micro-B
Serial Port (UART)
yes, (57600 8N1),
JTAG Port
yes, 8-pad header,
Flags:
Micro SD Card slot, I2C, I2S, SPI, UART, GPIO

Additional chips
1A LDO Voltage Regulator;Torex;XC6220B;;1;

Other

Default SSID: LinkIt_Smart_7688_XXXXXX
Default IP address: 192.168.100.1
the IP 192.168.100.1 is used by 44 additional devices
of which 2 are SeeedStudio devices
Default login user: root
Default login password: change on install
root:change on install credentials used by 1 additional devices
of which 1 are SeeedStudio devices

3rd Party Firmware Support
OpenWrt • (List | Dev | DLs)
Retail
FCC approval date 16 October 2015
(Est.) release date December 2015
(Est.) initial retail price (in USD): $15.90
ASIN B019YLW4GS Flag of the United States.svg
Country of manuf China
Radio 1
Chip1
MediaTek MT7688AN
Wireless interface OUI
9C:65:F9,
Antenna Connector Type
U.FL
MIMO status
1x1:1
Wireless Standard
IEEE 802.11b/g/n
 CPU1 brandRadio1 chip1 brandRadio1 chip2 brand
SeeedStudio LinkIt Smart 7688MediaTekMediaTek
SeeedStudio LinkIt Smart 7688 DuoMediaTekMediaTek

For a list of all currently documented Atmel chipsets with specifications, see Atmel.
For a list of all currently documented MediaTek chipsets with specifications, see MediaTek.

For a list of all currently documented SeeedStudio device with specifications, see SeeedStudio.

LinkIt Smart 7688 Duo

Product page

Hardware specification

(MIPS 24KEc)
  • MCU: Atmel ATmega32U4
  • Memory: 128MB (SDRAM) DDR2
  • Onboard Storage: 32MB NOR,
TF card (max.128GB)/MMC card
  • Wi-Fi: 802.11bgn 1T1R
  • USB: 1x USB 2.0
  • Power Source: USB Female Micro-B