Arduino library for T123 I2C Liquid Crystal Display with a PCF2116 controller 15 March 2015, by Arjan D.
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this code may be incomplete, feel free to adapt share with attribution please
tested on a EA T123W-I2C display: https://www.conrad.nl/nl/lc-display-zwart-wit-b-x-h-x-d-46-x-33-x-285-mm-ea-t123w-i2c-181891.html
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based on LiquidCrystal_I2C code by 'vanluynm': https://github.com/vanluynm/LiquidCrystal_I2C