Bitwise logic operators in ladder logic, AND gate in ladder logic programming, Not gate in ladder logic programming, OR gate in plc programming, XNOR in PLC programming Fig. 25: XOR with one low logic input and one high logic inputHello friends, all of us know that PLCs are nothing but the smartest migration from relay logic control to programmable logic control. Also, you know clearly that, logic is the heart of any programming language, and the same is applied t ...