Interfacing a 16×2 LCD with Raspberry Pi
Hitachi HD44780 based 16×2 character LCD are very cheap and widely available, and is a essential part for any projects that displays information. Using the I2C bus on Raspberry Pi ,PCF8574 IC, and Python characters/strings can be displayed on the LCD. The PCF8574 is an general purpose bidirectional 8 bit I/O port expander that uses the […]
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