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
1.3.10. Specifications
The key specifications of LinkIt Smart 7688 development boards are shown
inTable 5.
Category Feature
LinkIt Smart 7688
Spec.
MPU
Chipset
MT7688AN
Core
MIPS24KEc
Clock speed
580MHz
Working voltage
3.3V
PCB Size
Dimensions
55.7 x 26 mm
Memory
Flash
32MB
RAM
128MB DDR2
Power Source
USB Power
5V (USB Micro-B)
VCC
3.3V (Pin
Breakout)
GPIO
Pin Count
22 (MT7688AN)
Voltage
3.3v
PWM
Pin Count
4 (MT7688AN)
Voltage
3.3v
Max. Resolution
7 bits
(customizable)
Maximum
Frequency@Resoluti
on
100kHz@1-bit
50kHz@2-bit
25kHz@3-bit
12.5kHz@4-bit
6.25kHz@5-bit
3.125kHz@6-bit
1.5625kHz@7-bit
(Standard mode)
40MHz@1-bit
20MHz@2-bit
10MHz@3-bit
5MHz@4-bit
2.5MHz@5-bit
1.25Mhz@6-bit
625kHz@7-bit
(Fast mode)
External
Interrupts
Pin Count 22 (MT7688AN)
SPI
Set count 1 (MT7688AN)
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