Differences

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--- en:c1_lcdshield [2016/01/14 10:52]
john1117 [How to activate the 3.2inch LCD shield with your ODROID-C1]
+++ en:c1_lcdshield [2016/11/14 11:04] (current)
john1117 [Run Xwindow]
@@ Line 1: / Line 1: @@
 ====== Use to C-3.2inch TFT+Touchscreen Shield ======
 {{http://dn.odroid.com/homebackup/C13_2inchTouchscreenDisplayShieldHome.jpg?500|}}
@@ Line 11: / Line 12: @@
 [[http://www.hardkernel.com/main/products/prdt_info.php?g_code=G142060963922|Where to buy]]
-===== Specifications =====
+====== Specifications ======
 |LCD Type|TFT|
 |LCD Interface|SPI|
@@ Line 22: / Line 23: @@
 |Weight|44gram|
-===== Used pins =====
+====== Used pins ======
 ^Pin Num^Symbol^Description^
 |1, 17|3.3V|Power positive (3.3V power input)|
@@ Line 39: / Line 40: @@
 |24|LCD_CS|LCD chip selection, low active|
 |26|TP_CS|Touch screen chip selection, low active|
-===== How to activate the 3.2inch LCD shield with your ODROID-C1 =====
+====== How to activate the 3.2inch LCD shield with your ODROID-C1 ======
 You need a HDMI connection or a Serial console connection to follow below instruction.
+===== Configuring framebuffer and Touch driver =====
 === 0. Update your Kernel ===
 <code>
@@ Line 56: / Line 57: @@
 </code>
-=== 2. To run Xwindow create a file "/usr/share/X11/xorg.conf.d/99-odroidc-tftlcd.conf" ===
+You will have a new frame buffer /dev/fbX\\
-And then, write following contents in that file.
+Find a framebuffer node.
+  ls /dev/fb*
+  /dev/fb2
+  cat /sys/class/graphics/fb2/name
+  fb_odroidc_tft32
+===== Run Console =====
+=== 0. Install package ===
+  sudo apt-get install fbset
+=== 1. Run con2fbmap ===
+con2fbmap <console> <framebuffer>
+  sudo con2fbmap 1 2
+=== 2. Change foreground virtual terminal ===
+The command chvt N makes /dev/ttyN the foreground terminal.
+  sudo chvt 1
+chvt 1 : console\\
+chvt 7 : X11
+===== Run Xwindow =====
+=== 0. Create a new config file ===
+  sudo mv /etc/X11/xorg.conf /etc/X11/xorg.conf.old
+  sudo vi /etc/X11/xorg.conf
+=== 1. And then, add following lines in "/etc/X11/xorg.conf" file. ===
 <code>
 Section "Device"
-    Identifier    "C1 fbdev"
+    Identifier    "C fbdev"
     Driver        "fbdev"
     Option        "fbdev" "/dev/fb2"
@@ Line 67: / Line 88: @@
 </code>
-=== 3. startx ===
+=== 2. Run ===
-  sudo startx
+  sudo /etc/init.d/lightdm restart
-=== 4. console ===
+  sudo chvt 7
-**Disable xorg on your ODROID-C1**\\
+===== Touch Calibration =====
-There is two ways to disable.\\
-) Way to use the odroid-utility\\
-  sudo odroid-utility
-Use up / down cursor keys to select the "Xorg On/Off" menu option and hit. And then, select "Disable Xorg".
-) Way to use native\\
-Write a word "manual" into /etc/init/lightdm.override
-  sudo vi /etc/init/lightdm.override
-**Reboot**
-  sudo reboot
-**Run con2fbmap "con2fbmap <console> <framebuffer>"**
-  sudo apt-get install fbset
-  con2fbmap 1 2
-===== Console =====
-  * [[C1_TFT_AUTOCONSOLE | Auto start console mode]]
-===== X Windows =====
-  * [[C1_TFT_AUTOX | Auto start the X]]
   * [[C1_TFT_TOUCH | How to enable & calibrate your touchscreen]]
+===== Auto Run =====
+  * [[C1_TFT_AUTOCONSOLE | Automatically start console mode]]
+  * [[C1_TFT_AUTOX | Automatically start desktop GUI mode]]