These handwritten PLC and microcontroller notes explain automation basics in clear, simple language. The PDF covers PLC introduction, ladder and block diagrams, PLC memory and I/O modules, common PLC programming languages (Ladder, IL, SFC, FBD, ST), programmer types, power supply and practical applications in industry. Ideal for diploma, BTech and practical lab revision. Related Search … Continue reading PLC and Microcontroller Notes PDF (Handwritten)