This is a PLC Program to Implement Gray Code to Binary Conversion. Problem Description Implementing Gray Code to Binary conversion in PLC using Ladder Diagram. Problem Solution Writing truth table showing the relation between Gray Code as input and Binary as output. The MSB of Gray and Binary are same, so pass the same bit … Read more
This is a PLC Program to Implement Binary to Gray Code Conversion. Problem Description Implementing Binary to Gray Code conversion in PLC using Ladder Diagram programming language. Problem Solution In Gray Code only one bit changes at a time. Write truth table showing the relation between Binary as input and Gray code as output. To … Read more
This is a PLC program to implement Excess-3 to BCD converter. Problem Description Implementing Excess-3 to BCD conversion in PLC using Ladder Diagram programming language Problem Solution BCD can be derived from Excess-3 code by reversing the process used in conversion of BCD to Excess-3 code which is to subtract 0011 or 0011 0011 from … Read more
This is a PLC Program to Implement BCD to Excess-3 Code Conversion. Problem Description Implementing BCD to Excess-3 code conversion in PLC using Ladder Diagram programming language. Problem Solution Excess-3 code can be derived from BCD code by adding 3 to each number. For example, Decimal number 12 is represented as 0001 0010 in BCD. … Read more
This is a PLC Program to Implement Binary to BCD Converter. Problem Description Implementing Binary to BCD converter in PLC using Ladder Diagram programming language. Problem Solution Writing truth table showing the relation between Binary as input and BCD as output. To obtain these equations, Karnaugh-Map method is again used. For each BCD output D4, … Read more
This is a PLC Program to Implement a Combinational Logic Circuit (2). Problem Description A circuit has 4 inputs (A, B, C, and D) and 2 outputs (Y1, Y2). One of the outputs is high when majority of inputs are high. The second output is high when all inputs are of same type. Design the … Read more
This is a PLC Program to Implement a Combinational Logic Circuit (1). Problem Description The input to combinations logic circuit is a 4-bit binary number. Design the logic circuit with two outputs (Y1, Y2) for the following conditions. Also develop PLC program in Ladder Logic for the same. Y1=1 if the input binary number is … Read more
This is a PLC Program to Implement Various Boolean Functions With Don’t Care Condition. Problem Description Implement given Boolean Function having don’t care conditions. F(A,B,C,D)=∑m(0,1,5,9,13,14,15) + d(3,4,7,10,11) Problem Solution Here in this equation inputs are A, B, C, and D and output is F (A, B, C, D) and d(3,4,7,10,11) denotes don’t care condition. To … Read more
This is a PLC program to implement various boolean functions. Problem Description Implement following Boolean Functions in PLC Ladder Diagram programming language, F(w,x,y)=∑(1,3,5,7) F(a,b,c,d)=∑(0,1,2,3,5,7,9,11) Problem Solution Here in these 2 equations, inputs for equation (1) are w, x, and y while for equation (2) are a, b, c, and d. To solve this problem, we … Read more
This is a PLC program to implement various logic gates. Problem Description Implementation of various Logic Gates AND, OR, NOT, NOR, NAND, EX-OR and EX-NOR in PLC using Ladder Diagram programming language. Problem Solution Assuming that all the gates comprise two inputs and NOT Gate has only one input, Logic Gates can be well implemented … Read more
