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i2c_over_vga [2018/05/16 12:24] admin created |
i2c_over_vga [2018/05/18 14:31] admin [Workaround] |
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- | ==== VGA Breakout Board ==== | + | ==== I2C on the VGA Connector |
- | [[http:// | + | How to acces the I2C Bus:\\ |
+ | {{: | ||
+ | or use the | ||
+ | [[http:// | ||
---- | ---- | ||
+ | ==== Workaround ==== | ||
+ | A workaround for Arch Linux:\\ | ||
+ | |||
+ | |||
+ | Add the I2C kernel module:\\ | ||
+ | $ sudo modprobe i2c-dev | ||
+ | Check your I2C devices:\\ | ||
+ | $ ls /dev/ | ||
+ | You should find somthing like: **i2c-0 | ||
+ | Install the I2C tools:\\ | ||
+ | $ sudo pacman -S i2c-tools | ||
+ | or on Debian:\\ | ||
+ | $ sudo apt-get install -y i2c-tools | ||
+ | Find your device:\\ | ||
+ | $ i2cdetect -l | ||
+ | The result could look like:\\ | ||
+ | i2c-1 unknown | ||
+ | Looking for an I2C device | ||
+ | $ sudo i2cdetect -y 1 | ||
+ | It should tell you the address of your I2C device.\\ | ||
+ | Now you can comunicate to your devices with these commands:\\ | ||
+ | $ i2cget | ||
+ | $ i2cset | ||
+ | $ i2cdump | ||
+ | |||
+ | |||
+ | |||
+ | ==== Links ==== | ||
+ | * [[https:// | ||
+ | * [[http:// | ||
+ | * [[http:// | ||
+ | * [[http:// | ||
+ | * [[http:// | ||
+ | |||
+ | ---- |