Arduino library for 7-segment lcds based on the HT1621 driver. Very often marked as PDC-6X1. Based on the bitbanging efforts by anxzhu (2016-2018). APIs rewritten in 2018 to follow the LiquidCrystal ...

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Think of it as turning your Arduino into a reliable data logger. We have covered many other interfacing tutorials before that might interest you, such as this 16x2 LCD with Arduino interfacing guide, ...