Arduino in Action

Chapter 7. LCD displays

This chapter covers

• Communicating with the common Hitachi HD44780 parallel LCD
• Building a serial LCD weather station
• Displaying text and images on the KS0108 graphic LCD

By now you’ve begun to master the art of interacting with your Arduino in both the analog and digital domains. You’ve made LEDs blink, you’ve transformed piezos into pentatonic musical keyboards, and in chapter 6 you graduated from interfacing with everyday components such as potentiometers to working with ultrasonic and infrared distance sensors.

Aside from blinking your first LEDs in chapter 1, most of your interaction with the Arduino thus far has been concerned with obtaining real-world input and output from your Arduino. Most of the work you ...