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Release Note of Android (v3.5)


Release Date Apr/10/2017 KST
Release Type Regular release
Release Files Self-installation Image (MD5SUM: beb5a8b5be2fa0c4504bb2995f01838c)

Since Android 5.1 on C1 series has some issues, we release a Kitkat (Android 4.4.4) update again.

You must format SD Card or eMMC installed 4.4.4 v3.2 version and write selfinstall image because partition table was updated for MTP service.

New updates

  • Supported 480×800 resolution.
  • Add a new feature to invert x, y axis individually touch screen input coordination.
    1. - setenv touch_invert_x[y] “true” in boot.ini file.
  • Added a new feature to disable ODROID-VU7 touch screen driver for other touch screen which has the same VID/PID.
    1. - setenv disable_vu7 “false” in boot.ini file.
  • Enable to power off without confirm dialogue pop-up by long-pressing(5 or more seconds) the power button and IR power button.
  • Enabled to reverse touchscreen input.http://forum.odroid.com/viewtopic.php?f=94&t=26269
    build.prop : touchscreen.reverse=true
  • Added an example to launch apps via GPIO keys.Application launching with GPIO trigger on Android
  • Added a few requested USB-Multitouch VID/PID. http://forum.odroid.com/viewtopic.php?f=51&t=15495
#define USB_DEVICE_ID_ELO_5010	0x0041
#define USB_DEVICE_ID_ELO_5020	0x0042
#define USB_DEVICE_ID_ELO_3243L0027	0x0027
#define USB_DEVICE_ID_ELO_3243L2400	0x2400

/* Planar PS5561T HDMI capacitive Screen */

/* Silicon Intergrated System SiS9255 DRWO-TECH HDMI capacitive Screen */
#define USB_VENDOR_ID_SiS	0x0457
#define USB_DEVICE_ID_SiS_SiS9255_DRWO_TOUCH	0x0817

/* InFocus HDMI capacitive Screen */
#define USB_VENDOR_ID_INFOCUS	0x0457

/* ViewSonic HDMI capacitive Screen */
#define USB_VENDOR_ID_VIEWSONIC2575	0x2575
/* #define USB_DEVICE_ID_VIEWSONIC_TD2230	0x0401 */
#define USB_DEVICE_ID_VIEWSONIC_TD2740	0x0402
#define USB_DEVICE_ID_VIEWSONIC_TD2430	0x7317

#define USB_VENDOR_ID_VIEWSONIC0408	0x0408
#define USB_DEVICE_ID_VIEWSONIC_TD2220	0x3008

#define USB_DEVICE_ID_VIEWSONIC_TD2210V1	0x1568

#define USB_DEVICE_ID_VIEWSONIC_TD2210V2	0x4701

#define USB_DEVICE_ID_VIEWSONIC_TD2421	0x1109


#define USB_DEVICE_ID_VIEWSONIC_EP5502T	0x0008

/* Greatouch HDMI capacitive Screen */

/* WAVESHARE HDMI capacitive Screen */
#define USB_DEVICE_ID_WAVESHARE_10_1	0x5710

Update Instruction

Self Installation

You can install the release to your MicroSD or eMMC with the tool dd in Linux or Win32DiskImager in Windows. Please refer this for more detail.

We have been reported that some of users can not watch Android logo on their TV while installing even though installation is proceeded. So please wait for 5 minutes since power on and red and blue LED is on. If blue led is started blinking then installation is proceeding, ODROID-C1 will reboot when finished.

Upgrade Installation

Since Android release 2.0, we provide you update package which can upgrade your device without rewrite your SD card or eMMC. This package can be downloaded and upgrade on ODROID Utility.

  • Update server setting
    • You can set your own update server and path where you upload your custom update package. Ordinary users does not need to run this and change the detail, it is already set with Hardkernel official download server for ODROID-C1.
  • Check online update
    • This will start to check latest update from Hardkernel official download server and start to download and install if new version is discovered. Your ODROID-C1 device must be connected through the network.
  • Package install from storage
    • This will help you to install the official upgrade package downloaded manually or custom update package. You can store a update file to external storage and select it to install.

Fastboot Update

Your can update the release by fastboot if you have MicroSD or eMMC already Android installed. If you have USB-Serial kit, you can enter to Fastboot mode when you execute the command fastboot on U-boot command line. Or if you run execute reboot fastboot from Android shell command line, your ODROID-C1 will reboot and get into fastboot mode immediately. You can check if your ODROID-C1 is attached via USB with the command fastboot devices in your desktop.

$ sudo fastboot flash bootloader u-boot.bin
$ sudo fastboot flash dtb meson8b_odroidc.dtb
$ sudo fastboot flash boot kernel
$ sudo fastboot flash recovery recovery.img
$ sudo fastboot flash logo hardkernel-720.bmp
$ sudo fastboot flash system rootsystem.img
$ sudo fastboot flash userdata userdata.img
$ sudo fastboot flash cache cache.img
$ sudo fastboot reboot

How to checkout

You can checkout Android source tree, please refer this page for more detail. Please note, Android source tree is uploading and would be completed in 1-2 days.


$ mkdir odroid-c1
$ cd odroid-c1
$ repo init -u https://github.com/hardkernel/android.git -b s805_4.4.4_master
$ repo sync
$ repo start s805_4.4.4_master --all

ODROID Utility


Reference boot.ini

# Resolution Configuration
# 'hdmimode' must be one of below to configure display resolution within
# supported by your TV or monitor.
#    Symbol           | Resolution
# --------------------+-------------
#    "vga"            | 640x480
#    "480p"           | 720x480
#    "576p"           | 720x576
#    "800x480p60hz"   | 800x480
#    "480x800p60hz"   | 480x800
#    "800x600p60hz"   | 800x600
#    "1024x600p60hz"  | 1024x600
#    "1024x768p60hz"  | 1024x768
#    "1080i50hz"      | 1080I@50Hz
#    "1080p24hz"      | 1080P@24Hz
#    "1080p50hz"      | 1080P@50Hz
#    "1080p"          | 1080P@60Hz
#    "720p"           | 1280x720
#    "800p"           | 1280x800
#    "sxga"           | 1280x1024
#    "1360x768p60hz"  | 1360x768
#    "1366x768p60hz"  | 1366x768
#    "1440x900p60hz"  | 1440x900
#    "1600x900p60hz"  | 1600x900
#    "1680x1050p60hz" | 1680x1050
#    "1920x1200"      | 1920x1200
setenv hdmimode "720p"
# HDMI/DVI Mode Configuration
# This will enforce the singal type of display
# "hdmi" - For HDMI interface
# "dvi"  - For DVI interface
setenv vout_mode "hdmi"
# HPD enable/disable option
setenv disablehpd "false"
# Overscan offset configuration
# All offsets are zero and can be tuned by manual or ODROID Utility
setenv top "0"
setenv left "0"
setenv bottom "0"
setenv right "0"
# UHS Card Configuration
# Uncomment the line below to __DISABLE__ UHS-1 MicroSD support
# This might break boot for some brand/models of cards.
#setenv disableuhs "disableuhs"
# CEC Configuration
setenv cecconfig "cecf"
# Disable IR remote
setenv ir_remote "1"
# CPU Max Frequency
# setenv max_freq "1488"
# setenv max_freq "1536"
# setenv max_freq "1632"
# setenv max_freq "1728"
# setenv max_freq "1824"
setenv max_freq "1536"
# Disable Vu7
setenv disable_vu7 "false"
# invert touch screen x,y
setenv touch_invert_x "false"
setenv touch_invert_y "false"
# Booting
setenv bootargs "root=/dev/mmcblk0p2 rw console=ttyS0,115200n8 no_console_suspend vdaccfg=${vdac_config} logo=osd1,loaded,${fb_addr},${outputmode},full hdmimode=${hdmimode} cvbsmode=${cvbsmode} hdmitx=${cecconfig} vout=${vout_mode} disablehpd=${disablehpd} ${disableuhs} overscan_top=${top} overscan_left=${left} overscan_bottom=${bottom} overscan_right=${right} androidboot.serialno=${fbt_id#} ir_remote=${ir_remote} usbcore.autosuspend=-1 suspend_hdmiphy=${suspend_hdmiphy} max_freq=${max_freq} disable_vu7=${disable_vu7} touch_invert_x=${touch_invert_x} touch_invert_y=${touch_invert_y}"
setenv bootcmd "movi read boot 0 0x12000000; movi read dtb 0 0x12800000; bootm 0x12000000 - 0x12800000"
run bootcmd
en/c1_android_release_note_v3.5.txt · Last modified: 2017/07/06 09:05 by codewalker
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