Firefly rk3399 android 8.1 download

Device information writing tool for Windows Major Maintenance This SDK of version is the major maintenance version All Rightts Reserved. EN CN. Core Board. Chinese Material. Wide Temperature. Industrial Board. Embedded Computer.

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CoreJD4 V2. Industry PC. Display Module. I then fastened my own 2. I then installed the M. The next step is to put the small spacers under the bottom acrylic plate, and screws the medium spacers on top.

I also installed the fansink, an connected the SATA cable to the adapter board. The fansink wires need to be instead into the fan header with the black cable GND on the right, and we can also insert the u. FL to SMA antenna cables. We can now screw the antenna on the top acrylic cover, connect the SATA cable to the hard drive, and tighten everything with the remaining four nuts.

So instead I used my own short spacers to move up the top cover a little bit, and now everything looks nice and tidy. I made sure I connected something to most of the ports with a USB 3. The board started as soon as connected the power supply to the mains, but it was pre-installed with Android 7.

But we want to use the more recent Android 8. SO I went to the the download page for the Firefly-RK board, and since the board was released in we have three different Android firmware version available. I type the many commands for each partition, but my board would be stuck in the bootloader. I then tried in Windows 7, but AndroidTool would keep on crashing as launch. Click to Enlarge. So I installed one of the apps to handle orientation in Android in this case Rotation Control , and it did the job.

Hopefully this will be fixed in future firmware, or the company will provide instructions to sideload Google Play services in Android 8. So putting bit H. Contrary to Android 7. More than the switch from Android 7. From 99K to Not quite as much as with NanoPC-T4, but once you start to get thermal throttling ambient temperature and starting temperature i. Below are the result from A1 SD bench app. THe internal memory has a decent It could just normal variation during testing.

Performance is very good and similar to the best devices I ever tested, unlike the results I got on NanoPC-T4 which were rather underwhelming. The main difference was with Riptide GP2, as I had a framerate likely close to 25 to 40 fps with maximum resolution which, even though not perfect, was much enjoyable than the 15 to 25 fps on NanoPC-T4. I played the latter game for 20 minutes and performance was constant throughout. The difference can easily be explained with the running temperature of the board.

Bluetooth audio may need some work. I could pair X1T bluetooth earbuds, but HDMI audio worked at the same time, and I had frequent audio cuts in the headset, until the connected drop. It happens while watching a video with MX Player. However, I could transfer a few photos from Xiaomi Mi A1 smartphone to the board without any issues. I also measured power consumption with various accessories and power states.

The first three are with no external drives, only USB mouse and keyboard. When doing a power off request, I could see the power draw jump to over 25 Watts. A side effect of using a cooling fan is the higher power consumption.

Not the fan turns all the doing even in standby mode. The only exception is power off mode.