Interfacing I2C EEPROM IC (24C04) With 8051 Microcontroller In this article, we are going to see how to interface an EEPROM IC to 8051 microcontroller. There are different…
Interfacing RTC Module (DS1307) With 8051 Micro controller In this article, we are going to see how to interface an RTC (Real Time Clock) Module to 8051 micro…
As the world grows to be digitally dependent, even doors can now be designed to be secure and safe. The digital version of the lock and key holds…
Interfacing stepper motor to 8051 microcontroller. This article is about interfacing stepper motor to 8051 microcontroller. Many guys were asking here to show how to interface stepper motor…
This article is about interfacing GSM module to 8051 microcontroller. GSM module has become a very commonly occurring hardware in embedded system applications and the knowledge on how…
RFID Door Access Control System using 8051 In this project, we are going to build an RFID Based Access Control System using 8051 Micro Controller. The same system…
Microcontroller Based Programmable Data-cum-Temperature Display. LCD display are most widely used in applications like token display machine in malls, supermarkets, restaurants, cafe-houses etc. The project presented here demonstrates…
Ultrasonic water level controller using 8051 microcontroller. A simple water level controller using ultrasonic range finder module and 8051 microcontroller is discussed in this article.Many projects based on…
Interfacing RFID to 8051 . RFID or Radio Frequency Identification is a method in which electromagnetic waves are used for transmitting data for the purpose of identifying tags attached…
This article is divided into two sections Interfacing PIR sensor to 8051 DIY intruder alarm circuit Interfacing PIR sensor to 8051 microcontroller PIR sensors are widely used in…
In this article, we focus on Timers/Counters of the 8051 micro controller. The 8051 has two counters/timers which can be used either as timer to generate a time…
Interfacing dot matrix LED display to 8051 microcontroller. LED dot matrix display. An LED dot matrix display consists of a matrix of LED’s arranged in a rectangular configuration.…
This article is about interfacing a hex key pad to 8051 microcontroller. A clear knowledge on interfacing hex key pad to 8051 is very essential while designing embedded…
Delay using 8051 timer. The 8051 microcontroller has two independent 16 bit up counting timers named Timer 0 and Timer 1 and this article is about generating time…
Software delay routine in 8051 In an 8051 microcontroller, it requires 12 cycles of the processor clock for executing a single instruction cycle. For an 8051 microcontroller clocked…
DIY Random number generator A random number generator using 8051 that displays a random number between 0 & 99 is shown in this article. The circuit itself is…
Voltmeter using 8051. A simple 0-5V voltmeter using 8051 is shown in this article. This digital voltmeter has a sensitivity of 200mV which is a bit low but…
This article shows how to interface a DC motor to an 8051 microcontroller. Interfacing DC motor to 8051 forms an essential part in designing embedded robotic projects. A…
A Note about 7 segment LED display. This article is about how to interface a seven segment LED display to an 8051 microcontroller. 7 segment LED display is …
In this article, I would like to introduce you to the concept of interrupts, how interrupts work, vector address, interrupt priority and how to write an ISR (interrupt…
This article is all about how to interface push button switches to an 8051 microcontroller. Push button switches are widely used in embedded system projects and the knowledge…
This article series is developed to teach you 8051 micro controller programming. I have divided this programming tutorial into a series of chapters as shown below. So you…
LCD display is an inevitable part in almost all embedded projects and this article is about interfacing a 16×2 LCD with 8051 microcontroller. Many guys find it hard…
6 function 8 channel light chaser using 8051. A 6 function 8 channel light chaser using 8051 is shown here. The hardware and software of this circuit are…
Blinking 1 LED using 8051 This is the first project regarding 8051 and of course one of the simplest, blinking LED using 8051. The microcontroller used here is…