I2C::AlphaDisplay
A command line gem to make it easy to send data to I2C 7 and 14-segment displays, like this one: https://www.adafruit.com/product/881
Installation
$ gem install i2c-alpha_display
Usage
After installing the gem pipe any output to i2cdisp and it will do its best to show it on the display. Numberic input will have suffixes added so as much fits as possible. Eg. 12345 => 12.3k
$ echo helo | i2cdisp
License
The gem is available as open source under the terms of the MIT License.