Digital Storage Oscilloscope (DSO): Siglent SDS1104 (on ).Component Name Buy On 1 PIC16F877A or PIC18F2550 or any other Add 2 BreadBoard Add 1 Alphanumeric LCD 16×2 Add 1 I2C LCD IO Expander Module Add 8 LED Add Add 1 Resistors Kit Add Add 1 Capacitors Kit Add Add 1 Jumper Wires Pack Add Add 1 LM7805 Voltage Regulator (5v) Add 1 Crystal Oscillator Add 1 PICkit2 or 3 Programmer Add 1 9v Battery or DC Power Supply Add Add Add The only prerequisite for this tutorial is the previous I2C Tutorial (check it out!). The information included here can be easily transferred to different systems built around different microcontrollers (e.g. ![]() This will enable you to add up to 8 LCDs to your project and control them all using a single microcontroller and 2-wires only (2 IO pins for I2C). ![]() In this tutorial, you’ll learn how to interface alphanumeric LCD using I2C io expander PCF8574 and PIC microcontrollers. ![]() Previous Tutorial Tutorial 28 Next Tutorial Interfacing I2C LCD With PIC MCUs Intermediate Level ★★☆☆☆
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