A while back when I was planning to do some experimental projects with Arduino UNO, I bought 20x4 LCD HD44780. This LCD is big compared to Arduino UNO which fits in palm. My greed tied to buying this LCD was it has 4 rows which means I can display more data in a single instant. But today now when I was wiring it up, its size and lot of wires required to be connected in order for it to work took my too much time and effort. To my understand someone would first tie up his project using jumper wires and bread board before finalising it. So here it is what I have.
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first I did a simple hello world example from the library that comes along with Arduino IDE. Once I got it displaying text I combined my old project of temperature, pressure, altitude using BMP180 and , humidity using DHT11.
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awakened by thoughts,