The AT89S52 is a low-power, high-performance CMOS 8-bit microcontroller with 8K bytes of in-system programmable Flash memory. The AT89S52 provides the. AT89S52 comes from the popular family of Atmel Microcontrollers. It is an 8- bit CMOS microcontroller with 8K as Flash memory and microcontroller is from Intel manufacturer and they’re the one who developed the basics version of microcontroller. So it’s like the first family of.

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AT89C52 | 89C52 Microcontroller Datasheet & Pin Description

Posted microconfroller Muhammad Ahmed on Can I use blue character display instead of green. RS is the register select pin. Convert to Blogger by SimplexDesign. Designed by Gabfire Themes. The above video shows lcd interface on bread board Can this project be shown on general purpose board???

Agree with you harish kumar If you got the solution kindly share with us.

Contrast Setting, connected to Vcc thorough a variable resistor. You must first of all glance over the project here.

Getting Started with Microcontroller. In order to program the Atmel microcontroller we will need an IDE Integrated Development Environmentwhere the programming takes place.


Since it is similar to the trust worthy architecture these microcontrollers are as per industry standard. Check your circuit connections again.

Enable, a high to low pulse need to enable the LCD. Thanku for ur explanation and code.

Function msdelay has been created to create delay in milliseconds and called frequently in the program, it is microconyroller so that LCD module can have sufficient time to execute the internal operation and commands. Middle leg of the variable resistor is connected to PIN 3 and other two legs are connected to voltage supply and Ground. Arduino, Keil uVision are the most used platforms to name a few.

TL — Programmable Reference Voltage. Hello, this very post is related to the RPM meter project.

AT89C52 Microcontroller

Although it may be time taking because you need to understand and connect 16 pins of LCD to the microcontroller. This pin is used to enable the module when a high to low pulse is given to it. Log in or register to post Comment. Most of the ports of the 89S52 have ‘dual function’ meaning that they can be used for two different functions. Shortly, RAM is used to store variable during program execution, while the EEPROM memory is used to store the program itself, that’s why it is often referred to as the ‘program memory’.


Blog Archive Feel free to leave a response. Circuit diagram for LCD interfacing with microcontrollre is shown in the above figure.

AT89S52 Microcontroller Pinout, Pin Configuration, Features & Datasheet

It is the CPU that will Read the program from the FLASH memory and Execute it by interacting with the different peripherals Diagram below shows the pin configuration of the 89S52, where the function of each pin is written next to it, and, if it exists, the dual function is written between brackets. Each MCU has microckntroller own advantage and disadvantage.

A simpler architecture can be represented below. Some important command instructions are given below:. Atmel microcontroller can be programmed with different software’s that is available in the market.

89S52 Microcontrollers IC

So first let’s understand the 16 pins of LCD module. And set it to 1, if we are reading from LCD module. However you can utilise external modules for the same.