Difference Between PLC and Relay Logic

Difference Between PLC and Relay Logic

Industrial automation has evolved significantly over the years. Earlier control systems relied heavily on relay logic, while modern industries use Programmable Logic Controllers (PLCs) for

2’s Complement Subtraction

2’s Complement Subtraction

This article describes the complement arithmetic using 2’s complement binary subtraction. Complement arithmetic is a mathematical operation used to perform subtraction. It involves two types