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Tag Archives: microprocessor

8051 is 8-bit microcontroller with 4 KB program memory and 128 Bytes data memory. Other features include four 8-bit ports, two 16-bit timers and one… Read More
The bus cycle is also named as machine cycle. Bus cycle of 8086 is used to access memory, peripheral devices (Input/Output devices), and Interrupt controller.… Read More
8051 is one of the first most popular microcontroller also known as MCS-51. It was introduced by Intel in the year 1981. Initially it came… Read More
Program Control Instructions are the machine code that are used by machine or in assembly language by user to command the processor act accordingly. These… Read More
In this section, we will see some differences between Intel 8080 MPU, and Intel 8085 MPU. The Intel 8080 microprocessor was the predecessor of the… Read More
The internal registers of a Direct Memory Access (DMA) Controller are:- 1. Base Address Register (16 bit) 2. Base Word Count Register (16 bit) 3.… Read More
Set Interrupt Mask (SIM) : In 8085 Instruction set, SIM stands for “Set Interrupt Mask”. It is 1-Byte instruction and it is a multi-purpose instruction.… Read More
This article is about a decoding technique using the 74139, a 2-to-4 decoder. The above mentioned device has two 2-to-4 decoders inside, one is used… Read More
In handshake mode, when both the ports A and B are configured, port A uses the lower three signals of port C(i.e, PC0, PC1, PC2)… Read More
The 8085 Microprocessor has Serial Input/Output lines consisting of two pins as follows: 1. Serial Output Data (SOD) 2. Serial Input Data (SID) They both… Read More
Multiprocessing is the use of two or more central processing units within a single computer system. Asymmetric Multiprocessing and Symmetric Multiprocessing are two types of… Read More
Problem: We are given a 16 bit decimal number we have to print the number in Hexadecimal format. Examples: Input: d1 = 999 Output: 3E7… Read More
Problem: We are given two decimal numbers we have to find the GCD of two numbers and print the GCD in decimal format.Refer for finding… Read More
Problem: We are given a 16 bit decimal number we have to print the number in octal format. Examples: Input: d1 = 16 Output:20 Input:… Read More
Problem: We are given a 16 bit decimal number we have to print the number in binary format Examples:  Input: d1 = 16 Output: 10000… Read More

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