The content included in the pdf :
1.Number System
2.Basics of Boolean Algebra and logic gates
3.Combinational Circuits
4.Sequential Circuits
5.State Diagram
6.Memories
7.ADC and DAC
8.Logic Families
The above pdf contains all the important concepts related to above topics.
These Notes are useful to know and revise the concepts in short span of time for few days before the exam for college and competitive purpose