Codes Explorer: 8051

When it comes to interrupt programming , we have to consider some important registers. For this program the registers used are IE(interrupt...Read More

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8051 Interrupts: Basics | Types | Programs |Timer interrupts | AT89C51

by Abhay KagalkarSeptember 07, 2017

8051 Interrupts An Interrupt is an external or internal event that halts or interrupts Microcontroller to inform it that a device ne...Read More

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8051 Program to Rotate DPTR value

by Abhay KagalkarSeptember 03, 2017

8051 Program to Rotate DPTR Value. ALGORITHM: Start. Load the value to be rotated in DPTR. Move the Lower nibble of DPTR in Acc...Read More

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8051 16 bit multiplication Program- Codes Explorer

by Abhay KagalkarSeptember 02, 2017

8051 16 Bit Multiplication ALP ALGORITHM: Start. Load the MSB's of Data in two different registers. Load the LSB's of ...Read More

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8051 C Code to Interface 7 segment - Common Anode

by UnknownAugust 29, 2017

This code is a simple one . Here just a 7 seg display is attached to Port 0 of 8051 micro controller . The values can be calculated easily ...Read More

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8051 ALP to generate look up table for first 10 odd numbers

by UnknownAugust 10, 2017

Have a look at my older program on how to find a odd number... ORG 000h MOV R0,#0Ah ; you can change this value to N numb...Read More

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8051 ALP to generate look up table for first 10 even numbers

by UnknownAugust 10, 2017

Have a look at my older program on how to find a even number... ORG 000h MOV R0,#0Ah ; you can change this value to N num...Read More

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8051 code to use R4(LSB) and R5(MSB) as a single 16bit counter, and increment the pair untill number is FFFFh

by UnknownAugust 09, 2017

Logic is too simple. For better understanding i would suggest you somthing. Use a scientific calci and in hex mode go on adding 0x01 eac...Read More

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8051 code to use R4 (LSB) and R5(MSB) as a single 16-bit counter and decrement the pair until number is 0000h

by UnknownAugust 09, 2017

The logic is easy. Go on decrementing LSB . Let me consider an example. let the number be 0xffff . this means 0xff in both R4 and R5 regi...Read More

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8051 Program to find 10 fibonacci numbers and store it an array.

by Vaishnavi HurakadliAugust 04, 2017

Program to find 10 fibonacci numbers and store it an array. In this article let's learn how to find fibonacci numbers and store it in ...Read More

8051 8051 code to arrange the given numbers in half ascending and half descending order. 8051 program ALP ALP code ALP program assembly codes assembly programs microcontroller

Half ascending and half descending code in 8051

by Vaishnavi HurakadliJuly 31, 2017

8051 code to arrange the given numbers in half ascending and half descending order. In this article let's see how to arrange a gi...Read More

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8051 code to convert hexadecimal to ascii value

by Vaishnavi HurakadliJuly 30, 2017

In this article let's learn how to convert Hexadecimal value to Ascii equivalent number. Hexadecimalvalue Asciivalu...Read More

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8051 code to find a number is even or odd

by UnknownJuly 30, 2017

So the basic logic we use is to check weather a number divides with 2 or not . Here we can use another logic by rotating the value in t...Read More

8051 8051 code to find square of first 10 natural numbers 8051 program ALP ALP program microcontroller code to find squares of first 10 numbers. program to find square of first 10 no

8051 code to find a square of first 10 natural numbers and store it in an array.

by Vaishnavi HurakadliJuly 29, 2017

8051 code to find a square of first 10 natural numbers and store it in an array. In this article let's learn how to find the squar...Read More

8051 8051 Assembly code to find LCM of two numbers 8051 code 8051 Programs ALP ALP code ALP program assembly codes Assembly Program Keil microcontroller

8051 Assembly code to find LCM of two numbers

by Sujaykumar KJuly 28, 2017

Hello guys! After lot of optimization and debugging finally found a ALP program to find LCM of two numbers using 8051 micro-controller. ...Read More

8051 8051 Assembly code to find average of all numbers stored in array 8051 assembly codes 8051 Assembly Programs 8051 code ALP ALP code ALP program Keil

8051 Assembly code to find average of all numbers stored in array

by Sujaykumar KJuly 28, 2017

We use Indirect addressing mode to access arrays in 8051, because it is efficient and has advantage of accessing adjacent add...Read More

8051 8051 code to find number of prime numbers in array stored in memory location 8051 program ALP ALP program alp to find the prime numbers microcontroller code to find prime numbers prime number

8051 code to find number of prime numbers in array stored in memory with starting address 0xA0

by Vaishnavi HurakadliJuly 28, 2017

8051 code to find number of prime numbers in array stored in memory with starting address 0xA0 What is a prime number? Prime num...Read More

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8051 code find sum of first N natural numbers

8051 program to convert Ascii value to Hexadecimal value....

8051 itimer interrupt program to display value of 'Y' at P0 and 'n' at P2. Also generate square wave of 10 KHz at P2^0 with timer0 in interrupt mode.Using XTAL@22MHz

8051 timer Interrupt program to copy data from P0 to P1 ,while simultaneously generating square wave of time period 200 uS at P2^0 .