A 7-seg pre-wired Breadboard Module. 11 May 2010 Author: Giorgos Lazaridis A 7-seg pre-wired Breadboard Module It happens many times, when i design a circuit or a project, to need a number indicator.
A few 7-segment digits usually are enough, yet we all know how boring it is to connect wires on the breadboard, and especially small wires. Arduino Character LCD Tutorial. See the LCD Shield for Arduino for a pre-assembled LCD+ Keypad shield.
Your Arduino has things to tell you. One of the easiest ways to let it communicate is to attach a character LCD. These LCD modules are a lot of fun, however they can be tricky to get working right. Many a hacker has spent hours trying to get one working, only to suffer through frustration and humiliation. Arduino Tutorial - connecting a parallel LCD.