User's Manual
Table Of Contents
- 1. Introduction
- 2. Development Environment
- 2.1. Operating Systems
- 2.2. OpenWrt Introduction
- 2.3. Network Environment
- 2.4. System Configuration
- 2.4.1. Accessing Web UI
- 2.4.2. Accessing System Console
- 2.4.3. Using SSH (Secure Socket Shell)
- 2.4.4. Using Serial to USB Cable
- 2.4.5. Upgrading Firmware
- 2.4.6. Upgrading bootloader
- 2.4.7. Wi-Fi Reset
- 2.4.8. Factory Reset
- 2.4.9. Connecting LinkIt Smart 7688 To a network with Wi-Fi Access Point
- 2.4.10. Open a system console and enter the following commands to change LinkIt Smart 7688 to station mode ( For more information on system console, please see 2.4.1 “Accessing Web UI
- 2.4.11. Viewing System Information from the Web UI
- 2.5. Accessing the USB drive and the SD card
MediaTek LinkIt™ Smart 7688 User Manual
Category
Feature
LinkIt Smart 7688 Duo
Maximum Frequency@
Resolution
31.25kHz@8-bit
Timer 0 (4 sets)
2MHz@2-bit
122Hz@16-bit
Timer 1 & 3 (4 sets)
187.5kHz@8-bit
46.875kHz@10-bit
Timer 4 (6 sets)
ADC
Pin Count
12 (ATmega32U4)
Voltage
3.3v
External
Interrupts
Pin Count 8 (ATmega32U4)
SPI/SPIS
Set count 1 (ATmega32U4)
Pin numbers S0, S1, S2, S3
Max. Speed
4 MHz
I2C
Set Count
1
Pin numbers
D2, D3
Speed
400K
UART (Lite)
Set Count
1 (MT7688AN)
1 (ATmega32U4)
Pin numbers
P8, P9 (MT7688AN)
D0, D1 (ATmega32U4)
Max. Speed
115,200 bps
(MT7688AN)
0.5 Mbps (MT7688AN)
USB Host
Set Count
1 (MT7688AN)
Pin numbers
P6, P7
Connector type
Micro-AB
Communicatio
n
Wi-Fi
802.11 b/g/n (2.4G)
Ethernet
1-port 10/100 FE PHY
Pin numbers
P2, P3, P4, P5
User Storage SD Card
Micro SD
SDXC
Table 9 LinkIt Smart 7688 Duo development board specifications
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Page 17 of 38
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