FAQ

Abnormal boot and reboot cycle

It probably not enough supply current, please use the voltage of 5V,
current is 2.5A ~ 3A power.

username and password of ubuntu

   Username: root   		  
   Password: firefly			

   Username: firefly					   
   Password: firefly

Git link address

https://bitbucket.org/T-Firefly/firenow-lollipop

MAC address programming

You can change MAC address of the AIO-3128C by yourself, and you can
program MAC address by UpgradeDllTool
(RKTools/windows/UpgradeDllTool_v1.35.zip in SDK).

How do I get the system to grab the LOG in Android?

Settings -> About phone -> click 5 times Build number -> Developer
options -> Enable logging to save

After opening the function, the system storage root directory will
generate

.LOGSAVE

 folder, which includes system

logcat

 and kernel

KMSG

.

Open Root permissions

The Android system has a lot of powerful functions that require root
permissions. Developers often encounter problems with permissions when
using it. How to open the root function of the system on the Firefly
platform? Firefly has added the function of starting root authority in
the system. The specific steps are as follows:

Find About device in Settgins apk and click in it

Click Build number for 7 times and you are now a developer will be
prompted.

Then, after clicking Developer options option on the previous level,
click Enable ROOT to open the ROOT permissions function

Use of Net ADB

Adb debugging mode has two types: 1. Use usb cable; 2. Use network.

Adb mode: the development board and PC need to be in the same local
area network, which can use wired network. Either the PC terminal can
be connected to the development board in the same wifi route, or the
development board can be connected to the PC terminal to create wifi
hotspots.

Setting -> Developer options -> Enable Net ADB

Use busybox ifconfig to view the IP address of the development board,
which is accessed by the PC side.<br />

   adb connect + IP
   adb shell