Differences

This shows you the differences between two versions of the page.

--- i2c_over_vga [2018/05/18 13:46]
admin [VGA Breakout Board]
+++ i2c_over_vga [2018/05/18 13:59]
admin [Links]
@@ Line 3: / Line 3: @@
 ----
-==== VGA Breakout Board ====
+==== I2C on the VGA Connector ====
 How to acces the I2C Bus:\\
-[[:vga_to_i2c.jpg?400|]]\\
+{{:vga_to_i2c.jpg?400|}}\\
 or use the
 [[http://paperpcb.dernulleffekt.de/doku.php?id=vga_synthesizer:vga_breakout_board|VGA Breakout Board]].\\
 ----
+==== Workaround ====
+The workaround for Arch Linux:\\
+Add the I2C kernel module:\\
+   $ sudo modprobe i2c-dev
+Check your I2C devices:\\
+   $ ls /dev/
+Install the I2C tools:\\
+   $ sudo pacman -S i2c-tools
+Find your device:\\
+   $ i2cdetect -l
+The result could look like:\\
+    i2c-1	unknown   	i915 gmbus vga                  	N/A
+$ i2cset
+i2cdump
 ==== Links ====
   * [[https://blog.atx.name/twilight-vga-i2c-breakout-board/]]

dernulleffekt