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Android Flashing Guide

539 bytes removed, 10:54, 26 February 2019
→‎Flashing the Gemini Android firmware
==Download Android Gemini Firmware==
Now that the Flash Tool FlashTool application is running, it is time to download the Gemini Android Firmware from this the [[Gemini Firmware|Gemini Firmware page]].
After downloading the firmware, unzip it to reveal the folder containing the firmware folder, for example '''Gemini_WIFI_MP_09052018''' or '''Gemini_x27_FOTA3_12062018'''.
 
 
==Configuring FlashTool==
Next, just click the '''Read Back''' button, <span style="color: #252525; font-family: 'Source Sans Pro', sans-serif; font-size: 15.008px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">connect your Gemini PC to the left end USB-C port on your PC Gemini</span> and restart the Gemini. Once booting, the flash tool will detect the unit and will write the NVRAM partition on a file on your hard disk called NVRAM0 (see screenshot below). It’s a good idea to keep this file as a backup.
[[File:Screen_Shot_2018-06-21_at_10.51.50.png|center|800x527px|border]]
 
 
==Flashing the Gemini Android firmware==
[[File:Screen_Shot_2018-06-21_at_11.01.20.png|center|800x597px|center|border]]
To start the flashing process, just click the big '''Download''' button, <span style="color: #252525; font-family: 'Source Sans Pro', sans-serif; font-size: 15.008px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">connect your Gemini PC to the left end USB-C port on your PC Gemini</span> and restart the Gemini. Once booting, the flash tool will detect the unit and will start flashing the device with the selected firmware.
If instead you want to manually update your Gemini without loosing your data, you should select the '''Download Only '''option from the drop down menu. After that, make sure you select all the partition with the exception of the '''userdata''' partition, which contains your data. Your screen should look like this:
[[File:Screen_Shot_2018-06-21_at_11.12.29.png|center|800x597px|border]]
To start the flashing process, just click the big '''Download''' button, <span style="color: #252525; font-family: 'Source Sans Pro', sans-serif; font-size: 15.008px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">connect your PC to the left end USB-C port on your Gemini</span> and restart the Gemini. Once booting, the flash tool will detect the unit and will start flashing the device with the selected firmware.
Now, open the firmware folder from the firmware zip file you downloaded and select the scatter file. If you selected an Android firmware, then the scatter file will be called''' Gemini_Android.txt'''. If you selected an Android/Linux firmware, then the scatter file name will depend on the space you reserved for them, for example''' Gemini_x27_A26GB_L30GB_Multi_Boot.txt'''. Once you select the scatter file, the table should be populated as below:  [[File:flash2.png]]  Make sure all the partitions are found and are checked. If some partitions are not found (location tab is empty), double checked that you unzipped the Linux module in the firmware folder. Finally, change the '''Download Only''' drop down menu to '''Firmware Upgrade''' and click on the '''Download''' button. When switching between The following screenshot shows a standard Android to a dual boot Android/Linux firmware, you must use the '''Firmware Upgrade '''mode because you need to format the device and change the partitions. Connect your Gemini and restart it. As soon as the Gemini is rebooted, the flash tool will detect the device and it will update the OS with the selected firmware.   ==Manually Update Android firmware==Planet Computers provides over-the-air update for standard Android installations. For custom installation, you will need to manually update the Android firmware. To update the Android firmware, simply download the latest Android firmware from [http://support.planetcom.co.uk/index.php/Gemini_Firmware http://support.planetcom.co.uk/index.php/Gemini_Firmware] and use the '''Download Only''' option while selecting only the system partition, as in the screenshot below [[File:Screen_Shot_2018-06-20_at_15.57.55.png|center|640x421px|border]]   ==Linux dual boot notes==The dual boot mechanism works as followsuccessfully completed flashing process:
* '''Dual boot Android[[File:Screen_Shot_2018-Linux firmware'''** Press Esc (On) for around one second to turn ON the unit and boot into Android. You should release the Esc (On) button before the screen turns ON, otherwise the unit will boot into recovery mode (see below).** Press Esc (On) for around one second to turn ON the unit and at the same time press and hold the side button until the screen turns ON to boot into Linux. You should release the Esc (On) button before the screen turns ON, but you must keep the side button pressed until you see the turning ON. When the screen turns ON you can release the side button, and the unit will boot into Linux06-21_at_11.** Press Esc (On) and keep pressing the button until the screen turns ON to boot in recovery mode17. At this stage the recovery mode is disabled and you will see a droid image with a red triangle and a "No command" text44.png|center|800x595px|border]]
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