Serial LCD+ User Guide
The Serial LCD+ is a 4×20 LCD display with a built-in bi-directional serial interface. Unlike older style LCD displays the Serial LCD+ is controlled using standard RS-232 serial signals from a host computer or microcontroller. The LCD+ supports the following serial data rates 2400, 4800, 9600, 19,200, 38,400 and 57,600 baud.
Table of Contents
LCD+ Pin definitions …………………………………………………………………….2
Interfacing the LCD+ …………………………………………………………………….3
Initial power-up test ……………………………………………………………………..4
Keypad Interface …………………………………………………………………….4 - 5
ADC Interface …………………………………………………………………………5 - 6
Defining custom characters …………………………………………………………..6
Relay Interface ……………………………………………………………………………6
LCD+ Control Codes ……………………………………………………………………7
Retrieving LCD+ settings ………………………………………………………………7
LCD+ Demo Software …………………………………………………………………..7
Example Code ………………………………………………………………………8 - 10
Specifications and Dimensions …………………………………………………….11
Important Warranty Information
NetMedia, Inc. warrants this product against defects in materials and manufacturing workmanship for a period of 90 days. Warranted returns will be repaired or replaced at the option of NetMedia, Inc. Products showing signs of alterations or mechanical damage are not eligible for warranty replacement. To return a product for warranty consideration, send the product with a copy of the original invoice and a brief description of the problem to:
NetMedia,…
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