Pick up this LCD development kit for prototyping with a graphic or character display. This kit includes everything required to adjust the contrast voltage using an external potentiometer. Check out the datasheet in the sidebar for more information on using this kit.
This kit is intended for use with a character display or a graphic LCD with a header that requires external contrast adjustment. Use this kit with your choice of display and microcontroller. If you need a microcontroller, you can purchase a Seeeduino.