Contents

Introduction to Alphanumeric LCD

Introduction of LCD type HD44780, Pin
description and general information.

Basics of LCD

Basic information of LCD like registers,
CGRAM, CGROM, DDRAM and busy flag etc.

LCD Commands

Information on LCD commands including list of
useful commands that are used frequently.

LCD 8-bit Initialization

Full information on methods to initialize LCD in
8-bit interface and programming examples in C and assembly.

Checking Busy Flag of LCD

Steps to check busy flag of lcd and
alternative methods for delay.

Sending command & data to LCD

C and assembly examples for programming LCD in 8-bit
interface and sending command and data to LCD.

Creating custom character and patters

Complete information on how to use CGRAM of
LCD and to create user defined patterns.

LCD in 4-bit Mode - Introduction

Learn to use LCD in 4-bit Mode, circuit
diagram with lot of infromation.

LCD in 4-bit Mode - Programming

Programming example for microcontroller to
communicate with LCD in 4-bit mode.

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Link to this tutorial: LCD Interfacing tutorial

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Conversation

hiast
Thu Jun 16 2016, 03:03 PM
help please how do i initiate port 3 as an input port in assembly? acutely there is push switch connecting to p3.2 push switch connecting to p3. 3 push switch connecting to p3.4 push switch connecting to p3.5 and i need to call function when the user pressed the push switch for the previous pins (not used as counter and not as timer… just call a function ( do special thing) when any push switch is pressed ???????
Mon Jun 06 2016, 12:02 PM
nida hussain
hi.. i need some help with keypad interfacing code.like i want to write a code in c language that takes an input of 2 digit numbers from a keypad interfaced with 8051 mc and stores the entered values in some array
Sat May 28 2016, 04:34 PM
kibrom berhe
c code for locker security system based on rfid and gsm
ExperimenterUK
Wed May 25 2016, 05:05 AM
@ Ramanjaneyulu, post in forum,explain your problem
Mon May 23 2016, 11:34 PM
Ramanjaneyulu
Hi, I Am using at89c4051 for my application, I want 5u sec dely.. Up to 1milli sec iam able to producing delay. Beyond the 1milli second, I am unable to produce the acceurate dely. Plz any one help me
Sat May 21 2016, 09:51 PM
A K
i want to mak an auto dialer using gsm and atmega 16. please helpe me how to write a code to auto dial a number saved in sim
Sat May 21 2016, 10:42 AM
Alec
Hi im trying to program my 89s51 with a usbasp so any ideas on the circuit?
Wed May 18 2016, 10:08 AM
Tashu joshi
anyone know how to develop
Wed May 18 2016, 10:07 AM
Tashu joshi
i'm working for resporatry system using 8051,
Wed May 18 2016, 10:06 AM
Tashu joshi
i'm developing a respiratory system using Arduino

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Comments

Bonolai
Fri Jun 24 2016, 06:02 AM
hiast
Sat Jun 11 2016, 02:30 PM
alex1311
Thu Jun 09 2016, 06:57 AM
zaft93
Sun May 15 2016, 01:52 AM
CELEBI
Thu May 12 2016, 08:28 AM
Suro1996
Wed May 11 2016, 06:07 PM
yigithan
Sat May 07 2016, 09:09 PM
jaque
Fri May 06 2016, 07:51 PM

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Forum Activity
ExperimenterUK Avatar
Posted By ExperimenterUK
Wed Jun 22 2016, 07:54 PM
I can't see why it should work sometimes and not o...
ExperimenterUK Avatar
Posted By ExperimenterUK
Wed Jun 22 2016, 12:58 AM
You could use T0 and T1 to trigger interrupts but ...
Karan123 Avatar
Posted By Karan123
Tue Jun 21 2016, 04:40 AM
I am not Getting you . the project is to interfac...
Karan123 Avatar
Posted By Karan123
Tue Jun 21 2016, 04:34 AM
Hello,Thanks , It Works . Master-Slave address Ma...
alex1311 Avatar
Posted By alex1311
Mon Jun 20 2016, 11:38 AM
Football is my passion and I have dreamt of becomi...
ExperimenterUK Avatar
Posted By ExperimenterUK
Fri Jun 17 2016, 11:00 PM
>But Can't modify code at Receiver End for Differe...
hiast Avatar
Posted By hiast
Fri Jun 17 2016, 03:25 PM
thanks for help,i wanted to write this code as you...
Karan123 Avatar
Posted By Karan123
Fri Jun 17 2016, 12:19 PM
I don't your applications . But below should help ...
Karan123 Avatar
Posted By Karan123
Fri Jun 17 2016, 12:07 PM
I know i have to use below code at Transmitter End...
hiast Avatar
Posted By hiast
Thu Jun 16 2016, 02:58 PM
help pleasehow do i initiate port 3 as an input po...