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en:c2_tips [2016/06/16 10:08]
joy.cho [How to change HDMI output resolution]
en:c2_tips [2016/10/10 10:24] (current)
joy.cho [How to change HDMI output resolution]
Line 8: Line 8:
 </​WRAP>​ </​WRAP>​
 <WRAP center round box 60%> <WRAP center round box 60%>
-Supported resolutions at this moment (2016-06-16)+Supported resolutions at this moment (2016-08-03)
   - 4K UHD (2160p)   - 4K UHD (2160p)
-  - 3440x1440 ​(Ubuntu only so far)+  - 3440x1440
   - 2560x1600   - 2560x1600
   - 2560x1440   - 2560x1440
Line 25: Line 25:
   - 640x480 (VGA)   - 640x480 (VGA)
   - 1680x1050   - 1680x1050
 +  - 1600x1200
   - 1600x900   - 1600x900
   - 1440x900   - 1440x900
Line 176: Line 177:
 ===== U-boot commands ===== ===== U-boot commands =====
 You can describe multiple commands of U-boot from the next line of **ODROIDC2-UBOOT-CONFIG**. The commands are only restricted within the commands enabled by the running U-boot. You can describe multiple commands of U-boot from the next line of **ODROIDC2-UBOOT-CONFIG**. The commands are only restricted within the commands enabled by the running U-boot.
 +
 ====== How to replace booting logo ====== ====== How to replace booting logo ======
-**ODROID-C2** can shows booting logo to the display till target O/S is started+**ODROID-C2** can show booting logo on the display till target O/S is started.
-===== LOGO file format ===== +
-Currently, we support **24-bit Windows BMP image** and **24-bit Windows Gzipped BMP image**. +
-And default size is **1280x720**. You can display any other size of logo file, but it will be showen at the left-top corner. +
-===== Using BOOT.INI ===== +
-You can add the commands to your **boot.ini** before **bootcmd** is executed+
  
-Note that you can replace ​the logo image file with your own image. Keep the file naming rule, **boot-logo.bmp** or **boot-logo.bmp.gz** and it must be in FAT (BOOT) partition.+Please refer to the following wiki page.
  
-<​code>​ +http://​odroid.com/​dokuwiki/​doku.php?​id=en:​c2_bootlogo
-showlogo 720p60hz +
-</code>+
  
-The command, showlogo is as following. 
-<​code>​ 
-osd open 
-osd clear 
-vout output 720p60hz 
-hdmitx output 720p60hz 
-fatload mmc 0 0x20000000 boot-logo.bmp.gz 
-bmp display 0x20000000 
-</​code>​ 
  
-Copy the new boot-logo.bmp (or boot-logo.bmp.gz) with 1024x600, 24bpp (VU7+) / 800x480, 24bpp (VU7) to VFAT partition. 
  
-<​code>​ 
-showlogo 1024x600p60hz[800x48060hz] 
-</​code>​ 
- 
-===== Using FASTBOOT ===== 
-The logo partition is internally assigned in **U-boot** itself, please refer [[http://​odroid.com/​dokuwiki/​doku.php?​id=en:​c2_partition_table#​android_partition_table|this]] for detail. This works just for **Android Users**. 
- 
-Firstly, you must get into your **U-boot** command line while pressing any key when your **ODROID-C2** is powered up. And execute **fastboot** command from **U-boot** and connect with your desktop using USB cable. 
-<​code>​ 
-odroidc2#​fastboot 
-</​code>​ 
-Next, run **fastboot** command from your desktop. 
-<​code>​ 
-$ fastboot flash logo boot-logo.bmp.gz 
-</​code>​ 
en/c2_tips.1466041110.txt.gz · Last modified: 2016/06/16 10:08 by joy.cho
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