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Contents

Microprocessors

8085 Architecture

8085 Architecture Overview 8085 Pin Description Timing Diagrams Control Signals Demultiplexing Bus

8085 Instructions

Addressing Modes Instruction Set Groups Stack Instructions Rotate Instructions 16-bit Arithmetic

8085 Programming

Assembly Language Basics Arithmetic Programs Looping and Indexing Stack and Subroutines BCD Arithmetic Time Delay Loops Code Conversion

8086 Architecture

8086 Architecture Memory Segmentation 8086 Pin Diagram Flag Register 8086 Instruction Queue

8086 Programming

8086 Addressing Modes 8086 Instruction Set String Instructions Interrupts DOS Function Calls BIOS Interrupts Macros vs Procedures Assembler Directives

Peripheral Interfacing

Memory Interfacing IO Interfacing 8255 PPI 8259 PIC 8253/54 Timer 8237 DMA 8251 USART 7 Segment Display Interface Stepper Motor Interface Keyboard Interfacing

Modern Processors

Evolution to Pentium Protected Mode Pipelining Cache Memory Virtual Memory Branch Prediction Multi-core Processors Hyper-Threading SIMD Instructions

Other Topics

RISC vs CISC Microcontroller Difference Bus Standards

Other Subjects

Analog Electronics Digital Electronics Signals & Systems Control Systems Electromagnetic Theory Digital Communication Analog Communication Network Analysis VLSI Design Verilog HDL Power Electronics Embedded Systems DSP Electronic Devices

Section Progress100%

7 of 7 articles

Code Conversion

BCD to Binary, Binary to BCD, ASCII.

Updated: 19 March 2026

9 min read

#Microprocessors

Code Conversion Techniques

Evaluate data format transformations in assembly.

Question 1 of 3

Q1.Which logical operation converts an unpacked BCD digit in AL to its ASCII equivalent?

Related Articles

BCD Arithmetic

DAA instruction usage.

6 min read

Arithmetic Programs

Addition, subtraction, multiplication buffer.

12 min read

Looping and Indexing

Counters, pointers, array processing.

11 min read

Stack and Subroutines

PUSH, POP, CALL, RET instructions.

12 min read

Assembly Language Basics

Labels, mnemonics, operands.

9 min read

Time Delay Loops

8086 Architecture