Month: November 2014

Using LCD HD44780 on Raspberry Pi – part 4: I2C driver

sample1The time has come to add I2C driver.  At last !

I will start with I2C introduction, next we will look at the wiring. After that we will do some coding.

Earlier parts:

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Using LCD HD44780 on Raspberry Pi – part 3: upgrades and tests

Before we add new drivers lets do some more cleaning, upgrading and add nose tests.

First we will clean driver class and remove manual 4/8 bit function usage.

Next we will add abstraction class to our driver to force required functions implementation.

Finally we will add Nose framework for tests. And add few simple tests.

This time I will attach ziped source code

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