Interrupt, DMA controller.pptx
•Download as PPTX, PDF•
0 likes•5 views
Interrupt, DMA controller
Report
Share
Report
Share
Recommended
Aperture Antennas.pptx
The document discusses different types of antennas including aperture antennas. It defines an aperture antenna as an opening or closed surface that is considered an antenna opening. Aperture antennas are surface mountable antennas suitable for fast moving vehicles, aircrafts, and missiles. The different types of aperture antennas discussed are horn and open waveguide antennas, reflector antennas, slot antennas, and microstrip antennas. The document also mentions several analysis methods and principles for aperture antennas including current distribution, aperture analysis, Fourier transform, field equivalence, Hygens, and Babinets principles. It notes that aperture antennas have geometries and designs that can be analyzed.
Digital Electronics-ppt.pptx
Digital logic families include TTL, CMOS, and ECL. TTL uses more power than CMOS but can drive more current. CMOS has excellent noise immunity and works across a wide voltage range. ECL is very fast but also has high power consumption and poor noise immunity. Programmable logic devices allow implementing digital circuits and include PROMs, PALs, PLAs, SPLDs, CPLDs, and FPGAs. PROMs, PALs, and PLAs are combinational while SPLDs, CPLDs, and FPGAs include both logic gates and flip-flops making them sequential.
Aperture antennas
This document discusses aperture antennas. It begins by defining an aperture antenna as an antenna that uses an opening or closed surface as the radiating element. It then lists the main types of aperture antennas like horn antennas, reflector antennas, slot antennas, and microstrip antennas. The document focuses on analyzing aperture antennas using techniques like the current distribution method, aperture analysis, and the Fourier transform method. It explains key principles used in aperture analysis like the field equivalence principle, Huygens' principle, and Babinet's principle. The document provides examples of analyzing specific aperture antenna types and their radiation patterns.
COMBINATIONAL CIRCUITS
The document describes various combinational logic circuits including half adders, full adders, binary adders, subtractors, multiplexers, decoders, encoders, comparators and binary operations circuits. It provides details on their design procedure, truth tables, boolean expressions and examples. Combinational circuits have outputs dependent only on present inputs and no memory elements. Circuits described include half adder, full adder, binary adder, decoder, encoder, and a seven segment display decoder example.
Transmission lines and RF systems
This document outlines the course units for a transmission line theory course. Unit I covers the general theory of transmission lines, including characteristic impedance and the propagation constant which determines attenuation. The transmission line carries signals like telephone, computer data, TV and more. Unit II deals with transmission at radio frequencies including standing waves. Unit III covers impedance matching using techniques like stubs and the Smith chart. Unit IV discusses waveguides and wave behavior in guided structures. Unit V is about RF system design components and concepts. The goals are for students to analyze various transmission line types and impedance matching, and apply concepts to guided transmission systems and RF design.
Pipelining approach
This document discusses pipelining as an approach to optimize sequential circuits. It describes how pipelining can be implemented using registers between logic blocks to improve resource utilization and increase throughput. This allows computations to be spread over multiple clock cycles in an assembly-line fashion. The document also discusses latch-based vs register-based pipelines and different logic styles like NORA-CMOS that can be used for pipelined structures. It covers design rules and considerations for ensuring correct pipelined operation. Finally, it briefly describes non-bistable sequential circuits like astable, monostable and Schmitt trigger circuits.
Intra and inter emi, elements of interference
This document provides information for an electromagnetics compatibility course taught by D.Gopinath at Ramco Institute of technology for the 2019-20 academic year. It lists one textbook, "Introduction to Electromagnetic Compatibility" by Clayton Paul, and five references on topics related to electromagnetic compatibility including books on engineering EMC, EMC engineering, EMC design guides, control and measurement of electromagnetic radiation, and the EMC handbook.
Different types of interconnection of two port networks
This document discusses different ways that two-port networks can be interconnected: in parallel, in series, and in cascade. It provides the mathematical equations for calculating the overall network parameters (Y, Z, and ABCD parameters) when two networks are connected in series, parallel or cascade configurations. The document includes references to textbooks and publications on microwave engineering and RF circuit design for further reading.
Recommended
Aperture Antennas.pptx
The document discusses different types of antennas including aperture antennas. It defines an aperture antenna as an opening or closed surface that is considered an antenna opening. Aperture antennas are surface mountable antennas suitable for fast moving vehicles, aircrafts, and missiles. The different types of aperture antennas discussed are horn and open waveguide antennas, reflector antennas, slot antennas, and microstrip antennas. The document also mentions several analysis methods and principles for aperture antennas including current distribution, aperture analysis, Fourier transform, field equivalence, Hygens, and Babinets principles. It notes that aperture antennas have geometries and designs that can be analyzed.
Digital Electronics-ppt.pptx
Digital logic families include TTL, CMOS, and ECL. TTL uses more power than CMOS but can drive more current. CMOS has excellent noise immunity and works across a wide voltage range. ECL is very fast but also has high power consumption and poor noise immunity. Programmable logic devices allow implementing digital circuits and include PROMs, PALs, PLAs, SPLDs, CPLDs, and FPGAs. PROMs, PALs, and PLAs are combinational while SPLDs, CPLDs, and FPGAs include both logic gates and flip-flops making them sequential.
Aperture antennas
This document discusses aperture antennas. It begins by defining an aperture antenna as an antenna that uses an opening or closed surface as the radiating element. It then lists the main types of aperture antennas like horn antennas, reflector antennas, slot antennas, and microstrip antennas. The document focuses on analyzing aperture antennas using techniques like the current distribution method, aperture analysis, and the Fourier transform method. It explains key principles used in aperture analysis like the field equivalence principle, Huygens' principle, and Babinet's principle. The document provides examples of analyzing specific aperture antenna types and their radiation patterns.
COMBINATIONAL CIRCUITS
The document describes various combinational logic circuits including half adders, full adders, binary adders, subtractors, multiplexers, decoders, encoders, comparators and binary operations circuits. It provides details on their design procedure, truth tables, boolean expressions and examples. Combinational circuits have outputs dependent only on present inputs and no memory elements. Circuits described include half adder, full adder, binary adder, decoder, encoder, and a seven segment display decoder example.
Transmission lines and RF systems
This document outlines the course units for a transmission line theory course. Unit I covers the general theory of transmission lines, including characteristic impedance and the propagation constant which determines attenuation. The transmission line carries signals like telephone, computer data, TV and more. Unit II deals with transmission at radio frequencies including standing waves. Unit III covers impedance matching using techniques like stubs and the Smith chart. Unit IV discusses waveguides and wave behavior in guided structures. Unit V is about RF system design components and concepts. The goals are for students to analyze various transmission line types and impedance matching, and apply concepts to guided transmission systems and RF design.
Pipelining approach
This document discusses pipelining as an approach to optimize sequential circuits. It describes how pipelining can be implemented using registers between logic blocks to improve resource utilization and increase throughput. This allows computations to be spread over multiple clock cycles in an assembly-line fashion. The document also discusses latch-based vs register-based pipelines and different logic styles like NORA-CMOS that can be used for pipelined structures. It covers design rules and considerations for ensuring correct pipelined operation. Finally, it briefly describes non-bistable sequential circuits like astable, monostable and Schmitt trigger circuits.
Intra and inter emi, elements of interference
This document provides information for an electromagnetics compatibility course taught by D.Gopinath at Ramco Institute of technology for the 2019-20 academic year. It lists one textbook, "Introduction to Electromagnetic Compatibility" by Clayton Paul, and five references on topics related to electromagnetic compatibility including books on engineering EMC, EMC engineering, EMC design guides, control and measurement of electromagnetic radiation, and the EMC handbook.
Different types of interconnection of two port networks
This document discusses different ways that two-port networks can be interconnected: in parallel, in series, and in cascade. It provides the mathematical equations for calculating the overall network parameters (Y, Z, and ABCD parameters) when two networks are connected in series, parallel or cascade configurations. The document includes references to textbooks and publications on microwave engineering and RF circuit design for further reading.
EQUATION OF CONTINUITY AND KIRCHHOFF'S CURRENT LAW
This document discusses the continuity equation in electromagnetics. It states that the rate of decrease of charge within a volume must equal the net outward current flowing out of the surface. This leads to the continuity equation, which for steady currents shows that the total charge leaving a volume equals the total charge entering. When charge is introduced into a material, the volume charge density will decay exponentially over time with a relaxation time constant, which is the time for the charge to drop to 37% of its initial value. Textbooks and references on electromagnetics are also listed.
EMI MITIGATION TECHNIQUES
This document discusses EMI mitigation techniques and provides details on the three most popular shielding metals used: pre-tin plated steel, copper alloy 770/nickel silver, and aluminum. It also mentions gaskets, filters, and textbooks and references for further information on electromagnetic compatibility and control of unintentional electromagnetic radiation.
Applications of maxwell's equation to the rectangular waveguide
This document provides a list of textbooks and references for an academic year 2018-2019 course. The primary textbook is "Networks, lines and fields" by John D Ryder. Additional references include "Electromagnetic Waves and Radiating Systems" by E.C.Jordan and K.G. Balmain, and "Electromagnetic Field Theory and Transmission Lines" by G.S.N Raju. The document contains the course information and recommended reading materials.
Code Division Multiple Access
Code Division Multiple Access (CDMA) is a spread spectrum multiple access technique that allows multiple users to access the same bandwidth simultaneously. It uses pseudorandom code sequences to spread the signal over a wide bandwidth. The two main types of SSMA are Frequency Hopped Multiple Access (FHMA) and Direct Sequence Multiple Access (DSMA), with DSMA also known as CDMA. In CDMA, each user is assigned a unique code and the receiver uses correlation to separate the signals. Power control is needed to address the near-far problem where stronger signals can drown out weaker ones. Features of CDMA include soft capacity limits, resistance to multipath fading, and soft handoffs between cells without switching frequencies.
Spiral and log periodic antenna
This document provides information for an academic year 2017-18 course on spiral antennas taught by D.Gopinath at Ramco Institute of technology. It lists the topics to be covered including single and two spiral antennas, multi spiral antennas, and spiral plate antennas. It also provides references for textbooks and publications on antennas and radio wave propagation.
Semiconductor junction device
This document summarizes semiconductor junction devices, including intrinsic and extrinsic semiconductors like N-type and P-type materials. It discusses the energy levels of these materials and how PN junctions are formed between them. It also describes how current flows through a PN junction when it is forward or reverse biased. The document lists textbooks and references for further reading on topics like semiconductor optoelectronic devices and materials.
General theory of transmission lines
Transmission lines carry various signals such as telephone, computer data, TV and telegraph. They have a characteristic impedance that is the ratio of voltage to current. If the voltage and current ratios are equal at the input and output of a transmission line, it has perfect performance. The propagation constant describes the attenuation and phase change of signals as they propagate along the transmission line. It is made up of the attenuation constant, which determines the magnitude ratio between the input and output, and the phase constant.
More Related Content
More from GopinathD17
EQUATION OF CONTINUITY AND KIRCHHOFF'S CURRENT LAW
This document discusses the continuity equation in electromagnetics. It states that the rate of decrease of charge within a volume must equal the net outward current flowing out of the surface. This leads to the continuity equation, which for steady currents shows that the total charge leaving a volume equals the total charge entering. When charge is introduced into a material, the volume charge density will decay exponentially over time with a relaxation time constant, which is the time for the charge to drop to 37% of its initial value. Textbooks and references on electromagnetics are also listed.
EMI MITIGATION TECHNIQUES
This document discusses EMI mitigation techniques and provides details on the three most popular shielding metals used: pre-tin plated steel, copper alloy 770/nickel silver, and aluminum. It also mentions gaskets, filters, and textbooks and references for further information on electromagnetic compatibility and control of unintentional electromagnetic radiation.
Applications of maxwell's equation to the rectangular waveguide
This document provides a list of textbooks and references for an academic year 2018-2019 course. The primary textbook is "Networks, lines and fields" by John D Ryder. Additional references include "Electromagnetic Waves and Radiating Systems" by E.C.Jordan and K.G. Balmain, and "Electromagnetic Field Theory and Transmission Lines" by G.S.N Raju. The document contains the course information and recommended reading materials.
Code Division Multiple Access
Code Division Multiple Access (CDMA) is a spread spectrum multiple access technique that allows multiple users to access the same bandwidth simultaneously. It uses pseudorandom code sequences to spread the signal over a wide bandwidth. The two main types of SSMA are Frequency Hopped Multiple Access (FHMA) and Direct Sequence Multiple Access (DSMA), with DSMA also known as CDMA. In CDMA, each user is assigned a unique code and the receiver uses correlation to separate the signals. Power control is needed to address the near-far problem where stronger signals can drown out weaker ones. Features of CDMA include soft capacity limits, resistance to multipath fading, and soft handoffs between cells without switching frequencies.
Spiral and log periodic antenna
This document provides information for an academic year 2017-18 course on spiral antennas taught by D.Gopinath at Ramco Institute of technology. It lists the topics to be covered including single and two spiral antennas, multi spiral antennas, and spiral plate antennas. It also provides references for textbooks and publications on antennas and radio wave propagation.
Semiconductor junction device
This document summarizes semiconductor junction devices, including intrinsic and extrinsic semiconductors like N-type and P-type materials. It discusses the energy levels of these materials and how PN junctions are formed between them. It also describes how current flows through a PN junction when it is forward or reverse biased. The document lists textbooks and references for further reading on topics like semiconductor optoelectronic devices and materials.
General theory of transmission lines
Transmission lines carry various signals such as telephone, computer data, TV and telegraph. They have a characteristic impedance that is the ratio of voltage to current. If the voltage and current ratios are equal at the input and output of a transmission line, it has perfect performance. The propagation constant describes the attenuation and phase change of signals as they propagate along the transmission line. It is made up of the attenuation constant, which determines the magnitude ratio between the input and output, and the phase constant.
More from GopinathD17 (7)
EQUATION OF CONTINUITY AND KIRCHHOFF'S CURRENT LAW
EQUATION OF CONTINUITY AND KIRCHHOFF'S CURRENT LAW
Applications of maxwell's equation to the rectangular waveguide
Applications of maxwell's equation to the rectangular waveguide
Interrupt, DMA controller.pptx
- 1. INTERRUPTCONTROLLER & DMACONTROLLER Mr.D.Gopinath AP/ECE, Ramco Institute of Technology, Rajapalayam