Adding the Nokia 5110 LCD to your Arduino data logger

From the comments on our ChipKIT based weather station using BME280 sensor module post, Edward Mallon writes:

A lot of us have ended up at this sensor / screen combination. But I couldn’t afford the extravagance of six dedicated control lines on our little pro mini based loggers.
However with some slight modification, you can drive the Nokia 5110 LCD with only 3 control lines, and power the display from a digital pin

More details thecavepearlproject.org.

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