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    <title>Firefly Open Source Community - Firefly-RK3399</title>
    <link>https://bbs.t-firefly.com/forum.php?mod=forumdisplay&amp;fid=145</link>
    <description>Latest 20 threads of Firefly-RK3399</description>
    <copyright>Copyright(C) Firefly Open Source Community</copyright>
    <generator>Discuz! Board by Comsenz Inc.</generator>
    <lastBuildDate>Sat, 11 Apr 2026 22:04:58 +0000</lastBuildDate>
    <ttl>60</ttl>
    <image>
      <url>https://bbs.t-firefly.com/static/image/common/logo_88_31.gif</url>
      <title>Firefly Open Source Community</title>
      <link>https://bbs.t-firefly.com/</link>
    </image>
    <item>
      <title>Technical briefing for Firefly RK3399 Android7.1.2 Updates Firmware and code(201</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2499</link>
      <description><![CDATA[Update:
1.add ROC-RK3399-PC support
2.support FireflyAPI
3.add HDMIIN format 1080i support
4.fix some lcd display issue
5.support LINEOUT
6.fix camera preview effect issue
7.fix TP issue
8.fix system known issue(ethernet/Sound and more)
9.up ...]]></description>
      <category>Firefly-RK3399</category>
      <author>wico</author>
      <pubDate>Thu, 10 Jan 2019 01:29:29 +0000</pubDate>
    </item>
    <item>
      <title>mini PCIe Interface and SSD</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2221</link>
      <description><![CDATA[The VS-RK3399 Development Board has an mini PCIe interface on the bottom side. Can I use this interface to connect and run a suitable SSD card - for example SUNBOW mSATA Mini PCIe 60GB 64GB M3 Serie SSD Solid State Drive?]]></description>
      <category>Firefly-RK3399</category>
      <author>wakerider11</author>
      <pubDate>Sun, 25 Feb 2018 15:28:35 +0000</pubDate>
    </item>
    <item>
      <title>fixup the AIO-3399J adb connect (attach Firmware &amp; patch)</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2202</link>
      <description><![CDATA[Some says AIO-3399J cannot connect adb ,  this post for this problem. 
Update Firmware below to fix it.
 1.fixup AIO-3399j adb connect.
 2.fixup some problem about video decoding.  3.connect to PC add a memery status.
 4.support ordinary driver a ...]]></description>
      <category>Firefly-RK3399</category>
      <author>leungÏÈÉ­</author>
      <pubDate>Thu, 08 Feb 2018 02:59:11 +0000</pubDate>
    </item>
    <item>
      <title>Technical briefing for Firefly-RK3399 Android7.1 Updates Firmware(2017/08/29)</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2067</link>
      <description><![CDATA[Android7.1 update Size:       356M
Release time:   2017-08-29

Update:
1.support mipi lcd
2.Display add a button to choose rotate direction
3.add hidebar button in SystemUI
4.fix 4G unuseful in edp firmware
5.fix boot error to reboot

Pleas ...]]></description>
      <category>Firefly-RK3399</category>
      <author>wico</author>
      <pubDate>Mon, 11 Sep 2017 12:54:20 +0000</pubDate>
    </item>
    <item>
      <title>rk3399: upgrade_tool failed load firmware</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2051</link>
      <description><![CDATA[Hi,

Any help on this \'uf\' is failed.

Rockusb&gt;uf Firefly-RK3399_Android7.1.1_170516.img
Loading firmware...
Support Type:RK330C    FW Ver:7.1.01    FW Time:2017-05-16 20:39:45
Loader ver:1.06    Loader Time:2017-05-16 19:22:42
Download IDB F ..]]></description>
      <category>Firefly-RK3399</category>
      <author>jaganteki</author>
      <pubDate>Wed, 30 Aug 2017 09:31:14 +0000</pubDate>
    </item>
    <item>
      <title>rk3399: upgrade_tool not working with Write sector</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2048</link>
      <description><![CDATA[Hi,

Any wrong with below command, I need to write the image on sectors.

# upgrade_tool -v
Upgrade Tool ver 1.24
# upgrade_tool ws 0x40 spl.img 
command is invalid,please press upgrade_tool -h to check usage!
# upgrade_tool -ws 0x40 spl.img  ...]]></description>
      <category>Firefly-RK3399</category>
      <author>jaganteki</author>
      <pubDate>Tue, 29 Aug 2017 10:28:54 +0000</pubDate>
    </item>
    <item>
      <title>firefly-rk3399: Boot from SDMMC not working</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2047</link>
      <description><![CDATA[Hi,

I\'ve burned images into eMMC and it\'s booting fine. then I have burned on SDMMC card and inserted into TFCARD reader on board.

The bootlog still shows booting from eMMC and hang at bootloader level, here is the log[1] and firefly-rk3388 cla ..]]></description>
      <category>Firefly-RK3399</category>
      <author>jaganteki</author>
      <pubDate>Tue, 29 Aug 2017 08:01:33 +0000</pubDate>
    </item>
    <item>
      <title>Firefly high-performance face recognition SDK released</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2020</link>
      <description><![CDATA[Firefly face recognition SDK released.

Now, we have entered the era of brush face. For example, face payment, face recognition access control, flow monitoring and so on. How to build DEMO in the Firefly open source board and achieve product quickl ...]]></description>
      <category>Firefly-RK3399</category>
      <author>F_Developer_X</author>
      <pubDate>Fri, 04 Aug 2017 07:07:27 +0000</pubDate>
    </item>
    <item>
      <title>TensorFlow installation tutorial,run Google Artificial Intelligence on RK3399</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2016</link>
      <description><![CDATA[From AlphaGo victory over Lee Shishi, Google artificial intelligence has attracted much attention. Artificial intelligence seems to be far from us, depth learning algorithm looks very complicated.But in fact, look at your phone on the voice assistant ...]]></description>
      <category>Firefly-RK3399</category>
      <author>F_Developer_X</author>
      <pubDate>Thu, 03 Aug 2017 09:56:13 +0000</pubDate>
    </item>
    <item>
      <title>Bricked RK3399</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=2012</link>
      <description><![CDATA[Hi, I tried compiling U-Boot for RK3399. I have the files and flashed it via AndroidTool v2.38. But when I flashed uboot.img it say cannot find uboot offset. And when I flashed the trust.img file I get this:

Resetting CPU ...

resetting ...
\&quot;Sy ...]]></description>
      <category>Firefly-RK3399</category>
      <author>tuan2195</author>
      <pubDate>Tue, 01 Aug 2017 23:35:39 +0000</pubDate>
    </item>
    <item>
      <title>Trying to get Sierra MC7354 working</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=1998</link>
      <description><![CDATA[I have been trying to get Sierra MC7354 working on the Firefly-RK3399, Android 7.1.
I have made all the changes given by Sierra, and added DHCPCD as required.

The problem I am running into is SELINUX. I am not able to disable it.
I have tried tu ...]]></description>
      <category>Firefly-RK3399</category>
      <author>anand</author>
      <pubDate>Mon, 17 Jul 2017 09:12:31 +0000</pubDate>
    </item>
    <item>
      <title>Technical briefing for Firefly-RK3399 Android7.1 Updates Firmware and Code (2017</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=1973</link>
      <description><![CDATA[Android7.1 update  Size:       356M
 Release time:   2017-6-26

1.support SLM630B LTE dongle
2.support 5G hotspot
3.fix up uart4 cannot enable
4.support u-blox GPS module
5.support audio ouput device selection
6.support audio input device , w ...]]></description>
      <category>Firefly-RK3399</category>
      <author>wico</author>
      <pubDate>Tue, 27 Jun 2017 08:06:21 +0000</pubDate>
    </item>
    <item>
      <title>Technical briefing for Firefly-RK3399 Android7.1 Updates firmware and Codes</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=1946</link>
      <description><![CDATA[Android7.1 update£º
1. Support HDMI, DP dual display, support different features
2. support tf card, remote control, headphones, microphone, spdif, Gigabit Ethernet, wifi, Bluetooth, mipi camera, dvp camera, PCIe SSD / SATA, 7.85eDP display, usb3.0 ...]]></description>
      <category>Firefly-RK3399</category>
      <author>wico</author>
      <pubDate>Wed, 24 May 2017 07:00:59 +0000</pubDate>
    </item>
    <item>
      <title>Technical briefing for Firefly-RK3399 Updates firmware and Codes (2017/05/15)</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=1936</link>
      <description><![CDATA[]]></description>
      <category>Firefly-RK3399</category>
      <author>wico</author>
      <pubDate>Tue, 16 May 2017 01:27:35 +0000</pubDate>
    </item>
    <item>
      <title>Where u-boot source code for firefly rk3399?</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=1924</link>
      <description><![CDATA[I try to compile u-boot for firefly rk3399.
where source code?

main u-boot source code available for evb-rk3399_defconfig.
not available rk3399_box_defconfig.

Please help me.]]></description>
      <category>Firefly-RK3399</category>
      <author>loquat3</author>
      <pubDate>Fri, 05 May 2017 04:15:47 +0000</pubDate>
    </item>
    <item>
      <title>Technical briefing for Firefly-RK3399 Updates firmware and Codes (25/04/2017)</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=1917</link>
      <description><![CDATA[Android 6.0 update:1. Using g-sensosr cause display droping frame
2. Add a Auto button to use g-sensor or set direction manually
3. Update DP&amp;HDMI kernel to solve display problem
4. solve Camer Hal interference
5. Add Hide navigation bar function ...]]></description>
      <category>Firefly-RK3399</category>
      <author>wico</author>
      <pubDate>Tue, 25 Apr 2017 13:02:54 +0000</pubDate>
    </item>
    <item>
      <title>Ubuntu16.04 complie Android6.0 problem solve ,  step</title>
      <link>https://bbs.t-firefly.com/forum.php?mod=viewthread&amp;tid=1871</link>
      <description><![CDATA[Firstly follow officail wiki to build ubuntu14.04 environment.
New 16.04 apt source cannot provide openjdk-7 £¬add up a source 

sudo add-apt-repository ppa: openjdk-r/ppa    ###behind colon no need space 
sudo apt-get update
sudo apt-get instal ...]]></description>
      <category>Firefly-RK3399</category>
      <author>leungÏÈÉ­</author>
      <pubDate>Tue, 21 Mar 2017 01:55:49 +0000</pubDate>
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