MediaTek LinkIt™ Smart 7688 Developer's Guide
© 2015, 2016 MediaTek Inc.
Page 12
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2.2.2.
Buttons
Description of how to use the buttons on the LinkIt Smart 7688 development board is provided in
Table 2.
Scenario
Button
Action
Reset the MPU
MPU Reset Button
With the board
booted up, press the
button once
Reset Wi-Fi to AP
mode
Wi-Fi Reset Button
With the board
booted up, press for
at least 5 seconds
and release
Factory reset and
enter AP mode.
WARNING: This
will restore the
board to default
setting and
remove all user
data
Wi-Fi Reset Button
With the board
booted up, press for
at least 20 seconds
and release
Upgrade firmware
from a USB drive
Wi-Fi Reset Button
While the board is
powering up, press
the button for at
least 5 seconds and
release
Upgrade boot
loader from a USB
drive.
WARNING: This
will restore the
board to default
setting and
remove all user
data
Wi-Fi Reset Button
While the board is
powering up, press
the button for at
least 20 seconds and
release
Table 2 LinkIt Smart 7688 Development board buttons
2.2.3.
LEDs
This section describes the functions of the LEDs available on the board.
•
Power
The Power LED displays solid green when power is supplied to the board.
•
Wi-Fi
The Wi-Fi LED is orange and displays the blink patterns described in Table 3.
Mode
Status
LED blink pattern
AP Mode
With client device
3 blinks per second followed
by a pause for 0.5 seconds
(cycle repeats)
Without client
Off
