programmable logic array
•Download as PPTX, PDF•
6 likes•5,187 views
This document discusses programmable logic arrays (PLAs). It defines a PLA as a type of programmable logic device that can be used to implement combinational logic circuits. Specifically, a PLA has programmable AND gates linked to a set of programmable OR gates, allowing it to represent large numbers of logic functions. However, PLAs also have disadvantages in that they lack portability and do not provide full decoding of variables or generate all minterms. The document provides an example of logic functions F1 and F2 that could be implemented with a PLA.
Report
Share
Report
Share
Recommended
Programmable array logic
Programmable logic devices (PLDs) like PLA, PAL, CPLD and FPGA allow implementing logic circuits using programmable switches. PLA and PAL have programmable AND planes and OR planes to implement sum-of-products logic. PALs are simpler than PLAs with fixed OR planes. CPLDs contain multiple PAL-like blocks with programmable interconnects. FPGAs provide programmable logic blocks and interconnects to implement larger circuits without AND/OR planes. All PLDs require programming using CAD tools to set the switches for the desired logic function.
Complex Programmable Logic Device (CPLD) Architecture and Its Applications
A CPLD (complex programmable logic device) chip includes several circuit blocks on a single chip with inside wiring resources to attach the circuit blocks. Each circuit block is comparable to a PLA or a PAL.
Programmable Logic Devices Plds
Programmable logic devices (PLDs) allow users to implement digital logic designs on a single chip. PLDs have advantages over traditional integrated circuits like lower costs for lower production volumes and shorter design times. Common types of PLDs include simple programmable logic devices like PALs, GALs, and CPLDs. PLDs are configured using memory like SRAM, EPROM, EEPROM, or flash to store the programmed logic pattern. Reprogrammability allows PLDs to be reused for different logic functions.
PLDs
This document discusses programmable logic devices (PLDs). It describes the different types of PLDs including SPLDs, CPLDs, and FPGAs. SPLDs are the least complex, while CPLDs have higher capacity than SPLDs and allow for more complex logic circuits. FPGAs have the greatest logic capacity and consist of an array of configurable logic blocks and programmable interconnects. The document also covers how PLDs are programmed using schematic entry or text-based entry along with required programming software and hardware.
Dual port ram
The document introduces dual-port RAM (DPRAM), which is a single static RAM array that can be accessed by two sets of address, data, and control signals simultaneously. This increases bandwidth and offers shorter development times than alternatives. DPRAM uses an 8-transistor cell compared to 6 for regular SRAM, allowing two independent ports to read and write at the same time using different clocks. Applications include cellular base stations, routers, and video conferencing where high-speed concurrent access is needed.
FPGA
This presentation describes FPGA, advantages and disadvantages, design, programming, and application.
L12 programmable+logic+devices+(pld)
Programmable logic devices (PLD) like PALs, PLAs, GALs and CPLDs allow complex digital logic designs to be implemented in a single device. Newer devices like FPGAs can implement thousands of logic gates, supporting more complex designs than simpler PLDs which are limited to hundreds of gates. FPGAs contain an array of configurable logic blocks and interconnects that can be programmed by the user to realize different logic functions. CPLDs have a complexity between basic PLDs and FPGAs, including non-volatile configuration memory and supporting more complicated feedback paths than PLDs.
Verilog HDL Training Course
Verilog HDL (Hardware Description Language) Training Course for self-taught instructional. User should be familiar with basic digital and logic design. Helpful to have a Verilog simulator while going through examples.
Recommended
Programmable array logic
Programmable logic devices (PLDs) like PLA, PAL, CPLD and FPGA allow implementing logic circuits using programmable switches. PLA and PAL have programmable AND planes and OR planes to implement sum-of-products logic. PALs are simpler than PLAs with fixed OR planes. CPLDs contain multiple PAL-like blocks with programmable interconnects. FPGAs provide programmable logic blocks and interconnects to implement larger circuits without AND/OR planes. All PLDs require programming using CAD tools to set the switches for the desired logic function.
Complex Programmable Logic Device (CPLD) Architecture and Its Applications
A CPLD (complex programmable logic device) chip includes several circuit blocks on a single chip with inside wiring resources to attach the circuit blocks. Each circuit block is comparable to a PLA or a PAL.
Programmable Logic Devices Plds
Programmable logic devices (PLDs) allow users to implement digital logic designs on a single chip. PLDs have advantages over traditional integrated circuits like lower costs for lower production volumes and shorter design times. Common types of PLDs include simple programmable logic devices like PALs, GALs, and CPLDs. PLDs are configured using memory like SRAM, EPROM, EEPROM, or flash to store the programmed logic pattern. Reprogrammability allows PLDs to be reused for different logic functions.
PLDs
This document discusses programmable logic devices (PLDs). It describes the different types of PLDs including SPLDs, CPLDs, and FPGAs. SPLDs are the least complex, while CPLDs have higher capacity than SPLDs and allow for more complex logic circuits. FPGAs have the greatest logic capacity and consist of an array of configurable logic blocks and programmable interconnects. The document also covers how PLDs are programmed using schematic entry or text-based entry along with required programming software and hardware.
Dual port ram
The document introduces dual-port RAM (DPRAM), which is a single static RAM array that can be accessed by two sets of address, data, and control signals simultaneously. This increases bandwidth and offers shorter development times than alternatives. DPRAM uses an 8-transistor cell compared to 6 for regular SRAM, allowing two independent ports to read and write at the same time using different clocks. Applications include cellular base stations, routers, and video conferencing where high-speed concurrent access is needed.
FPGA
This presentation describes FPGA, advantages and disadvantages, design, programming, and application.
L12 programmable+logic+devices+(pld)
Programmable logic devices (PLD) like PALs, PLAs, GALs and CPLDs allow complex digital logic designs to be implemented in a single device. Newer devices like FPGAs can implement thousands of logic gates, supporting more complex designs than simpler PLDs which are limited to hundreds of gates. FPGAs contain an array of configurable logic blocks and interconnects that can be programmed by the user to realize different logic functions. CPLDs have a complexity between basic PLDs and FPGAs, including non-volatile configuration memory and supporting more complicated feedback paths than PLDs.
Verilog HDL Training Course
Verilog HDL (Hardware Description Language) Training Course for self-taught instructional. User should be familiar with basic digital and logic design. Helpful to have a Verilog simulator while going through examples.
Programmable logic devices
This document discusses programmable logic devices (PLDs), including their basic components and types. PLDs are integrated circuits that can be configured by the user to perform different logic functions. They contain programmable AND and OR gates that allow the user to define the logic function by programming the connections between the gates. Common types of PLDs include PROM, PAL, and PLA, which differ in whether their AND gates and/or OR gates are programmable. The document provides examples and diagrams to illustrate how basic logic functions can be implemented using each type of PLD.
Session 2,3 FPGAs
The document discusses the structure and components of field programmable gate arrays (FPGAs). FPGAs consist of programmable logic blocks, interconnects, and input/output blocks. The logic blocks contain lookup tables and flip flops that can be programmed to implement desired logic functions. The interconnects include vertical and horizontal routing channels and switch boxes that allow the logic blocks to be connected as needed. The input/output blocks provide interfaces between the FPGA and external devices.
Introduction to FPGAs
This presentation gives an overview of FPGA devices. An FPGA is a device that contains a matrix of re-configurable gate array logic circuitry. When a FPGA is configured, the internal circuitry is connected in a way that creates a hardware implementation of the software application.
FPGA devices can deliver the performance and reliability of dedicated hardware circuitry.
Unit VI CPLD-FPGA Architecture
This document discusses the architectures and applications of CPLDs and FPGAs. It begins by classifying programmable logic devices and describing simple programmable logic devices like PLDs, PALs, and GALs. It then discusses more complex programmable logic devices like CPLDs, describing their architecture which consists of logic blocks, I/O blocks, and a global interconnect. Finally, it covers field programmable gate arrays including their architecture of configurable logic blocks, I/O blocks, and a programmable interconnect, as well as describing Xilinx's logic cell array architecture for FPGAs.
Overview of digital design with Verilog HDL
Evolution of Computer Aided Digital Design
Emergence of HDLs
Typical Design flow
Importance of HDLs
Popularity of Verilog HDL
Trends in HDLs
Fpga(field programmable gate array)
This document provides information about reversible logic gates and their application in field programmable gate arrays (FPGAs). It describes the design of reversible 4-to-1 multiplexers, D latches, and master-slave flip flops using novel reversible gates. The proposed reversible designs have fewer components and lower cost compared to existing irreversible circuit designs. In conclusion, the document presents the first proposed design of a reversible logic block for FPGAs, improving the efficiency of sequential circuits used to realize FPGA functions.
PLD's
The document discusses several types of programmable logic devices (PLDs) including PLAs, PALs, ROMs, CPLDs, and FPGAs. It provides details on how PLAs and PALs are structured, including their AND planes and OR planes. PALs are simpler than PLAs but less flexible. The document also describes how PALs can be used for multi-level logic design using macrocells and feedback to the AND plane. ROMs have a fixed AND plane and programmable OR plane to map logic functions. SPLDs refer to simpler PLDs like PLAs, PALs, and ROMs.
dual-port RAM (DPRAM)
Dual-ported RAM allows reads and writes from multiple sources simultaneously, unlike single-ported RAM which allows only one access at a time. It increases bandwidth and reduces design complexity compared to alternatives. Dual-ported RAM is commonly used to enable independent communication between two processors, such as in set-top boxes to transmit and store digital television programs between a CPU and peripheral components.
Field Programmable Gate Array: Building Blocks and Interconnections
Field Programmable Gate Arrays (FPGAs) are semiconductor devices that contain programmable logic components and programmable interconnects. FPGAs can be reprogrammed to desired functionality requirements after manufacturing. The document discusses the building blocks of FPGAs, including configurable logic blocks (CLBs), interconnects, input/output blocks, block RAM, digital signal processing slices, and clock management resources. It also covers FPGA routing architectures and common FPGA design flows.
Verilog tutorial
This document provides an introduction to Verilog, a hardware description language (HDL). It describes the main purposes of HDLs as allowing designers to describe circuits at both the algorithmic and gate levels, enabling simulation and synthesis. The document then discusses some Verilog basics, including modules as building blocks, ports, parameters, variables, instantiation, and structural vs procedural code. It provides examples of module declarations and typical module components.
Fundamentals of FPGA
This document provides an introduction to FPGA design fundamentals including:
- Programmable logic devices like PLDs, CPLDs, and FPGAs which allow for reconfigurable logic circuits.
- The basic architecture of FPGAs including configurable logic blocks (CLBs), input/output blocks (IOBs), and a programmable interconnect structure.
- Verilog and VHDL as common hardware description languages used for FPGA design entry and simulation.
- A simple example of designing a half-adder circuit in VHDL, including entity, architecture, and behavioral modeling style.
Programmable logic device (PLD)
This document discusses programmable logic devices (PLDs) like field programmable gate arrays (FPGAs). It provides details on FPGA types and vendors like Xilinx. FPGAs offer efficient resource utilization and flexibility. Xilinx is a major FPGA vendor and the document describes Xilinx FPGA families and features. It also includes an example VHDL code for a half adder circuit implemented on an FPGA.
FPGA
This document discusses field programmable gate arrays (FPGAs). It begins by describing FPGA basics and architecture, including configurable logic blocks (CLBs), I/O blocks, and switch matrices. It then discusses FPGA advantages such as low cost, fast prototyping, and reusability. The document also covers FPGA process technologies including SRAM, antifuse, and EPROM/EEPROM/Flash. It provides details on FPGA architectures, logic elements, routing, memory blocks, and examples of Xilinx FPGAs.
Introduction to FPGA, VHDL
This document provides an introduction and overview of various digital logic and programmable devices including VHDL, microcontrollers, DSPs, PLCs, PLDs, ASICs, and FPGAs. It defines these terms and describes the basic architecture and applications of each technology. References and resources for further reading are also provided.
PLA
This document discusses programmable logic arrays (PLAs) and provides examples of implementing logic functions using a PLA. It defines a PLA as having programmable AND gates followed by programmable OR gates, making it well-suited for implementing sums-of-products logic functions. The document includes the structure of a PLA, the procedure for implementation, and provides four examples showing the logic diagrams and programming tables for PLAs implementing different logic functions with various numbers of inputs, outputs, and product terms.
CMOS Logic Circuits
This document discusses CMOS logic circuits. It begins by defining logic values and how bits are encoded using voltage levels. It then discusses different logic gates like inverters, NAND, NOR and buffers. It explains that logic gates are made from MOS transistors and describes the characteristics of N-type and P-type MOSFETs. The rest of the document discusses various electrical characteristics of CMOS logic circuits like logic levels, noise margins, input/output currents, fan-in, fan-out, propagation delay and power consumption. It also briefly mentions different CMOS logic families and issues around interfacing CMOS and TTL logic standards.
PAL And PLA ROM
1. Programmable Logic Arrays (PLAs) are pre-fabricated logic blocks containing AND and OR gates that can be personalized by making or breaking connections between gates. This allows them to implement general purpose logic functions.
2. An example shows a 3x2 PLA implementing 4 logic functions through a personality matrix that defines which inputs are connected to each product term and which product terms are connected to each output.
3. PALs (Programmable Array Logic) are similar to PLAs but contain a fixed OR array, limiting them to functions with at most 4 products.
Programmable logic array
It Defines what is Programmable Logic Array(PLA) also explains it in easy wording with syntax and Example...
It also cover what is Combinational & Sequential Logic Circuit and the Difference b/w these both. :)
EC8392 -DIGITAL ELECTRONICS -II YEAR ECE-by S.SESHA VIDHYA /ASP/ ECE/ RMKCET
This document discusses digital electronics and memory devices. It covers the following topics:
1. Different types of memory devices like ROM, PROM, EPROM, EEPROM, RAM, and their basic structures and workings.
2. Programmable logic devices like PLA, PAL, and FPGA and how they can be used to implement combinational logic circuits.
3. Digital integrated circuits concepts like logic levels, propagation delay, power dissipation, fan-out, noise margin and different logic families like RTL, TTL, ECL, and CMOS.
Fpga Knowledge
The document discusses FPGA architecture and programming technologies. It provides an overview of FPGA components like logic blocks and interconnect frameworks. It compares SRAM, anti-fuse, EPROM and EEPROM programming technologies in FPGAs and how each is configured and reprogrammed. Commercially available FPGAs from Xilinx and CPLDs from Altera are described as examples.
PROGRAMMABLE LOGIC DEVICES PATR 2 OF 2
Programmable Array Logic (PAL) is a programmable logic device introduced by Monolithic Memories, where the AND array is programmable but the OR array is fixed. A Complex Programmable Logic Device (CPLD) has architectural features of both PALs and FPGAs, consisting of multiple PAL-like logic blocks with programmable interconnects allowing outputs to be routed between blocks. CPLDs can be electrically erased and reprogrammed through design simulation and programming cable from a computer.
siudhai ki marks sheih shuuu kvms jiiiiv
A half adder is a basic digital logic circuit that performs addition of two single-bit binary numbers and produces a sum and carry output. It has two inputs (A and B) and two outputs (SUM and CARRY). The SUM is the least significant bit of the result and CARRY is the most significant bit, indicating if there was a carry over from the addition. A half adder is implemented using XOR and AND gates.
More Related Content
What's hot
Programmable logic devices
This document discusses programmable logic devices (PLDs), including their basic components and types. PLDs are integrated circuits that can be configured by the user to perform different logic functions. They contain programmable AND and OR gates that allow the user to define the logic function by programming the connections between the gates. Common types of PLDs include PROM, PAL, and PLA, which differ in whether their AND gates and/or OR gates are programmable. The document provides examples and diagrams to illustrate how basic logic functions can be implemented using each type of PLD.
Session 2,3 FPGAs
The document discusses the structure and components of field programmable gate arrays (FPGAs). FPGAs consist of programmable logic blocks, interconnects, and input/output blocks. The logic blocks contain lookup tables and flip flops that can be programmed to implement desired logic functions. The interconnects include vertical and horizontal routing channels and switch boxes that allow the logic blocks to be connected as needed. The input/output blocks provide interfaces between the FPGA and external devices.
Introduction to FPGAs
This presentation gives an overview of FPGA devices. An FPGA is a device that contains a matrix of re-configurable gate array logic circuitry. When a FPGA is configured, the internal circuitry is connected in a way that creates a hardware implementation of the software application.
FPGA devices can deliver the performance and reliability of dedicated hardware circuitry.
Unit VI CPLD-FPGA Architecture
This document discusses the architectures and applications of CPLDs and FPGAs. It begins by classifying programmable logic devices and describing simple programmable logic devices like PLDs, PALs, and GALs. It then discusses more complex programmable logic devices like CPLDs, describing their architecture which consists of logic blocks, I/O blocks, and a global interconnect. Finally, it covers field programmable gate arrays including their architecture of configurable logic blocks, I/O blocks, and a programmable interconnect, as well as describing Xilinx's logic cell array architecture for FPGAs.
Overview of digital design with Verilog HDL
Evolution of Computer Aided Digital Design
Emergence of HDLs
Typical Design flow
Importance of HDLs
Popularity of Verilog HDL
Trends in HDLs
Fpga(field programmable gate array)
This document provides information about reversible logic gates and their application in field programmable gate arrays (FPGAs). It describes the design of reversible 4-to-1 multiplexers, D latches, and master-slave flip flops using novel reversible gates. The proposed reversible designs have fewer components and lower cost compared to existing irreversible circuit designs. In conclusion, the document presents the first proposed design of a reversible logic block for FPGAs, improving the efficiency of sequential circuits used to realize FPGA functions.
PLD's
The document discusses several types of programmable logic devices (PLDs) including PLAs, PALs, ROMs, CPLDs, and FPGAs. It provides details on how PLAs and PALs are structured, including their AND planes and OR planes. PALs are simpler than PLAs but less flexible. The document also describes how PALs can be used for multi-level logic design using macrocells and feedback to the AND plane. ROMs have a fixed AND plane and programmable OR plane to map logic functions. SPLDs refer to simpler PLDs like PLAs, PALs, and ROMs.
dual-port RAM (DPRAM)
Dual-ported RAM allows reads and writes from multiple sources simultaneously, unlike single-ported RAM which allows only one access at a time. It increases bandwidth and reduces design complexity compared to alternatives. Dual-ported RAM is commonly used to enable independent communication between two processors, such as in set-top boxes to transmit and store digital television programs between a CPU and peripheral components.
Field Programmable Gate Array: Building Blocks and Interconnections
Field Programmable Gate Arrays (FPGAs) are semiconductor devices that contain programmable logic components and programmable interconnects. FPGAs can be reprogrammed to desired functionality requirements after manufacturing. The document discusses the building blocks of FPGAs, including configurable logic blocks (CLBs), interconnects, input/output blocks, block RAM, digital signal processing slices, and clock management resources. It also covers FPGA routing architectures and common FPGA design flows.
Verilog tutorial
This document provides an introduction to Verilog, a hardware description language (HDL). It describes the main purposes of HDLs as allowing designers to describe circuits at both the algorithmic and gate levels, enabling simulation and synthesis. The document then discusses some Verilog basics, including modules as building blocks, ports, parameters, variables, instantiation, and structural vs procedural code. It provides examples of module declarations and typical module components.
Fundamentals of FPGA
This document provides an introduction to FPGA design fundamentals including:
- Programmable logic devices like PLDs, CPLDs, and FPGAs which allow for reconfigurable logic circuits.
- The basic architecture of FPGAs including configurable logic blocks (CLBs), input/output blocks (IOBs), and a programmable interconnect structure.
- Verilog and VHDL as common hardware description languages used for FPGA design entry and simulation.
- A simple example of designing a half-adder circuit in VHDL, including entity, architecture, and behavioral modeling style.
Programmable logic device (PLD)
This document discusses programmable logic devices (PLDs) like field programmable gate arrays (FPGAs). It provides details on FPGA types and vendors like Xilinx. FPGAs offer efficient resource utilization and flexibility. Xilinx is a major FPGA vendor and the document describes Xilinx FPGA families and features. It also includes an example VHDL code for a half adder circuit implemented on an FPGA.
FPGA
This document discusses field programmable gate arrays (FPGAs). It begins by describing FPGA basics and architecture, including configurable logic blocks (CLBs), I/O blocks, and switch matrices. It then discusses FPGA advantages such as low cost, fast prototyping, and reusability. The document also covers FPGA process technologies including SRAM, antifuse, and EPROM/EEPROM/Flash. It provides details on FPGA architectures, logic elements, routing, memory blocks, and examples of Xilinx FPGAs.
Introduction to FPGA, VHDL
This document provides an introduction and overview of various digital logic and programmable devices including VHDL, microcontrollers, DSPs, PLCs, PLDs, ASICs, and FPGAs. It defines these terms and describes the basic architecture and applications of each technology. References and resources for further reading are also provided.
PLA
This document discusses programmable logic arrays (PLAs) and provides examples of implementing logic functions using a PLA. It defines a PLA as having programmable AND gates followed by programmable OR gates, making it well-suited for implementing sums-of-products logic functions. The document includes the structure of a PLA, the procedure for implementation, and provides four examples showing the logic diagrams and programming tables for PLAs implementing different logic functions with various numbers of inputs, outputs, and product terms.
CMOS Logic Circuits
This document discusses CMOS logic circuits. It begins by defining logic values and how bits are encoded using voltage levels. It then discusses different logic gates like inverters, NAND, NOR and buffers. It explains that logic gates are made from MOS transistors and describes the characteristics of N-type and P-type MOSFETs. The rest of the document discusses various electrical characteristics of CMOS logic circuits like logic levels, noise margins, input/output currents, fan-in, fan-out, propagation delay and power consumption. It also briefly mentions different CMOS logic families and issues around interfacing CMOS and TTL logic standards.
PAL And PLA ROM
1. Programmable Logic Arrays (PLAs) are pre-fabricated logic blocks containing AND and OR gates that can be personalized by making or breaking connections between gates. This allows them to implement general purpose logic functions.
2. An example shows a 3x2 PLA implementing 4 logic functions through a personality matrix that defines which inputs are connected to each product term and which product terms are connected to each output.
3. PALs (Programmable Array Logic) are similar to PLAs but contain a fixed OR array, limiting them to functions with at most 4 products.
Programmable logic array
It Defines what is Programmable Logic Array(PLA) also explains it in easy wording with syntax and Example...
It also cover what is Combinational & Sequential Logic Circuit and the Difference b/w these both. :)
EC8392 -DIGITAL ELECTRONICS -II YEAR ECE-by S.SESHA VIDHYA /ASP/ ECE/ RMKCET
This document discusses digital electronics and memory devices. It covers the following topics:
1. Different types of memory devices like ROM, PROM, EPROM, EEPROM, RAM, and their basic structures and workings.
2. Programmable logic devices like PLA, PAL, and FPGA and how they can be used to implement combinational logic circuits.
3. Digital integrated circuits concepts like logic levels, propagation delay, power dissipation, fan-out, noise margin and different logic families like RTL, TTL, ECL, and CMOS.
Fpga Knowledge
The document discusses FPGA architecture and programming technologies. It provides an overview of FPGA components like logic blocks and interconnect frameworks. It compares SRAM, anti-fuse, EPROM and EEPROM programming technologies in FPGAs and how each is configured and reprogrammed. Commercially available FPGAs from Xilinx and CPLDs from Altera are described as examples.
What's hot (20)
Field Programmable Gate Array: Building Blocks and Interconnections
Field Programmable Gate Array: Building Blocks and Interconnections
EC8392 -DIGITAL ELECTRONICS -II YEAR ECE-by S.SESHA VIDHYA /ASP/ ECE/ RMKCET
EC8392 -DIGITAL ELECTRONICS -II YEAR ECE-by S.SESHA VIDHYA /ASP/ ECE/ RMKCET
Similar to programmable logic array
PROGRAMMABLE LOGIC DEVICES PATR 2 OF 2
Programmable Array Logic (PAL) is a programmable logic device introduced by Monolithic Memories, where the AND array is programmable but the OR array is fixed. A Complex Programmable Logic Device (CPLD) has architectural features of both PALs and FPGAs, consisting of multiple PAL-like logic blocks with programmable interconnects allowing outputs to be routed between blocks. CPLDs can be electrically erased and reprogrammed through design simulation and programming cable from a computer.
siudhai ki marks sheih shuuu kvms jiiiiv
A half adder is a basic digital logic circuit that performs addition of two single-bit binary numbers and produces a sum and carry output. It has two inputs (A and B) and two outputs (SUM and CARRY). The SUM is the least significant bit of the result and CARRY is the most significant bit, indicating if there was a carry over from the addition. A half adder is implemented using XOR and AND gates.
VLSI PLDS pla, pal
This document discusses different types of programmable logic devices (PLDs), including simple PLDs (SPLDs), complex PLDs (CPLDs), and field programmable gate arrays (FPGAs). SPLDs can replace simple logic functions, while CPLDs can replace more complex functions equivalent to 2-64 SPLDs. FPGAs have the largest capacity and consist of configurable logic blocks and programmable interconnects. PLDs offer advantages over fixed logic devices like lower costs, faster design changes, and easier troubleshooting. The document provides examples and diagrams of PLD components like PALs, PLAs, and FPGA architectures.
Programmable Logic Devices
Programmable Logic Array (PLA)
Programmable Array Logic (PAL)
Programming of PLA and PAL
CPLDs
FPGA
Applications of CPLDs and FPGAs
CPLD & FPGA
AN IC THAT CONTAINS LARGE NUMBERS OF GATES, FLIP-FLOPS, ETC.
THAT CAN BE CONFIGURED BY THE USER TO PERFORM DIFFERENT
FUNCTIONS IS CALLED A PROGRAMMABLE LOGIC DEVICE (PLD). A
PROGRAMMABLE LOGIC DEVICE IS AN ELECTRONIC COMPONENT USED TO
BUILD RECONFIGURABLE DIGITAL CIRCUITS. UNLIKE INTEGRATED CIRCUITS
WHICH CONSIST OF LOGIC GATES AND HAVE A FIXED FUNCTION, A PLD HAS
AN UNDEFINED FUNCTION AT THE TIME OF MANUFACTURE. IT PERMITS
ELABORATE DIGITAL LOGIC DESIGNS TO BE IMPLEMENTED BY THE USER ON
A SINGLE DEVICE. THE INTERNAL LOGIC GATES AND/OR CONNECTIONS OF
PLDS CAN BE CHANGED/CONFIGURED BY A PROGRAMMING PROCESS.
L12_PROGRAMMABLE+LOGIC+DEVICES+(PLD).ppt
This document discusses programmable logic devices (PLD) including their purpose, types, and structure. The main types of PLDs are SPLDs (simple PLDs like ROM, PLA, PAL, GAL), CPLDs (complex PLDs), and FPGAs (field-programmable gate arrays). SPLDs have an input connection matrix connecting inputs to AND gates and an output connection matrix connecting AND gates to OR gates. CPLDs and FPGAs can implement more complex designs than SPLDs and support thousands of gates versus hundreds for SPLDs. FPGAs contain many identical logic cells that can be programmed to implement different functions.
Verilog_ppt.pdf
This document provides an introduction to Verilog fundamentals including:
- A brief history of hardware description languages and their role in digital design flow from schematics to automatic place and route tools.
- An overview of how FPGAs are programmed using a hardware description language like Verilog by synthesizing the behavioral or register transfer level description.
- An explanation of basic Verilog constructs like modules, ports, always blocks, variables, operators for implementing combinational and sequential logic.
- Examples of coding a 4-bit counter and decoder module in Verilog and connecting them in a top module.
module7.pptx
Programmable logic devices (PLDs) include programmable array logic (PAL), complex programmable logic devices (CPLDs), and field programmable gate arrays (FPGAs). PLDs can implement digital circuits through programmable switches and are well-suited for prototyping. CPLDs contain multiple programmable logic blocks on a single chip connected via an interconnection network. FPGAs provide logic blocks, I/O blocks, and interconnects that can be programmed to implement circuits. Both CPLDs and FPGAs support thousands of gates compared to hundreds for simpler PLDs.
1. FPGA architectures.pdf
This document discusses FPGA based system design. It begins with an introduction to digital system design approaches, including using discrete logic gates on a board versus using a single programmable chip. It then covers the evolution of programmable logic devices from simple PLDs like PLA and PAL, to more complex CPLDs, and finally modern FPGAs. FPGAs contain logic blocks, programmable routing switches, and I/O pads. Commercial FPGA products from companies like Xilinx and Altera are also mentioned.
Fpg as 11 body
An FPGA is described as a reconfigurable integrated circuit containing an array of logic blocks and programmable interconnects. The document discusses an FPGA's architecture, including configurable logic blocks and routing resources. It also provides VHDL code for an 8-bit ALU implementation on an FPGA, including a process to handle data display on an LCD screen.
Cpld fpga
The document discusses the architecture and programming of CPLDs and FPGAs. CPLDs and FPGAs are types of programmable logic devices (PLDs) that can implement complex digital logic functions. CPLDs contain logic blocks that can be programmed, while FPGAs contain an array of configurable logic blocks and interconnects. The document describes the components and programming of PLDs like PLA and PAL, as well as the logic cells and interconnects that make up CPLDs and FPGAs.
Programmable lrray Logic
This document provides an overview of programmable logic devices (PLDs) such as programmable array logic (PAL) and programmable logic arrays (PLA). It describes the basic architecture of PALs, which have a programmable AND plane and fixed OR plane, allowing them to efficiently implement sum-of-products logic functions. The document also contrasts PALs with PLAs, which have both programmable AND and OR planes, providing more flexibility but at a higher cost. Finally, it provides an example of how logic functions can be implemented using a PAL device.
Flash memory
This document provides an overview of programmable logic devices (PLDs) such as programmable array logic (PAL) and programmable logic arrays (PLA). It describes the basic architecture of PALs, which have a programmable AND plane and fixed OR plane, allowing them to efficiently implement sum-of-products logic functions. The document also contrasts PALs with PLAs, which have both programmable AND and OR planes, providing more flexibility but at a higher cost. Finally, it provides an example of how logic functions can be implemented using a PAL device.
Lab9500
The Lab9500 board provides a low-cost hardware platform for entry-level digital design courses using a Xilinx XC9572XL CPLD. It includes I/O devices like LEDs, switches, and buttons to allow students to design and test combinational and sequential logic circuits. Programming the CPLD requires only free software from Xilinx and a cable connection to a PC. The board also includes options for alternative clock sources. Students can use it to implement basic logic functions and sequential circuits like counters and a traffic light controller.
Programming FPGA in electronic systems
The document discusses programming FPGAs compared to microprocessors. It describes the FPGA design process including simulation with test benches, synthesis to convert code to a netlist, placement and routing of components, and in-system programming to update the FPGA design. The key differences between FPGAs and microprocessors are that FPGAs do not have fixed logic and their design is compiled to a configurable logic array rather than an executable program. Debugging FPGAs relies more on simulation of interactions with the external environment using test benches.
Session1
description of what FPGA consist of and how to programming it with VHDL hardware description language
Fpga
This document discusses how to program FPGAs using free and open source software tools. It explains what an FPGA is and how it works, and walks through examples of using Verilog to program simple logic gates and circuits on an FPGA board. These include turning on an LED, implementing a NAND gate in hardware, and using the FPGA as an interactive input/output device. The document promotes the IceStorm toolchain for programming Lattice FPGA boards and outlines several other hardware description languages and frameworks. It concludes by discussing future developments that could expand the use of open source FPGA programming.
FPGA
FPGA are a special form of Programmable logic devices(PLDs) with higher densities as compared to custom ICs and capable of implementing functionality in a short period of time using computer aided design (CAD) software....by mathewsubin3388@gmail.com
What is FPGA?
The document discusses the evolution of programmable logic from TTL to FPGAs. It describes how early programmable logic arrays (PLAs) combined logic gates and registers into single devices with programmable connections. Modern FPGAs arrange logic blocks in an array with programmable interconnect to implement complex digital designs with high density, performance and reprogrammability. The document outlines FPGA architecture including look-up tables, routing resources and specialized blocks to efficiently implement applications like high-speed data processing.
Final presentation [dissertation project], 20192 esv0002
This document presents a dissertation project on implementing a real-time data acquisition system on an FPGA. The project was presented by Mohammed Furqhan and guided by Mr. Subramanyam Vinayaka Babu. The project involves interfacing an LCD with a Spartan-6 FPGA for real-time data display from an ADC and DAC through sensors. A LabVIEW interface will also be created for data logging and acquisition. The document outlines the objectives, components used including an LCD, ADC, DAC, and FPGA, and provides information on future work and conclusions.
Similar to programmable logic array (20)
Final presentation [dissertation project], 20192 esv0002
Final presentation [dissertation project], 20192 esv0002
Recently uploaded
How to Make a Field Mandatory in Odoo 17
In Odoo, making a field required can be done through both Python code and XML views. When you set the required attribute to True in Python code, it makes the field required across all views where it's used. Conversely, when you set the required attribute in XML views, it makes the field required only in the context of that particular view.
Community pharmacy- Social and preventive pharmacy UNIT 5
Covered community pharmacy topic of the subject Social and preventive pharmacy for Diploma and Bachelor of pharmacy
Your Skill Boost Masterclass: Strategies for Effective Upskilling
Your Skill Boost Masterclass: Strategies for Effective UpskillingExcellence Foundation for South Sudan
Strategies for Effective Upskilling is a presentation by Chinwendu Peace in a Your Skill Boost Masterclass organisation by the Excellence Foundation for South Sudan on 08th and 09th June 2024 from 1 PM to 3 PM on each day.BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...Nguyen Thanh Tu Collection
https://app.box.com/s/y977uz6bpd3af4qsebv7r9b7s21935vdclinical examination of hip joint (1).pdf
described clinical examination all orthopeadic conditions .
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
This Dissertation explores the particular circumstances of Mirzapur, a region located in the
core of India. Mirzapur, with its varied terrains and abundant biodiversity, offers an optimal
environment for investigating the changes in vegetation cover dynamics. Our study utilizes
advanced technologies such as GIS (Geographic Information Systems) and Remote sensing to
analyze the transformations that have taken place over the course of a decade.
The complex relationship between human activities and the environment has been the focus
of extensive research and worry. As the global community grapples with swift urbanization,
population expansion, and economic progress, the effects on natural ecosystems are becoming
more evident. A crucial element of this impact is the alteration of vegetation cover, which plays a
significant role in maintaining the ecological equilibrium of our planet.Land serves as the foundation for all human activities and provides the necessary materials for
these activities. As the most crucial natural resource, its utilization by humans results in different
'Land uses,' which are determined by both human activities and the physical characteristics of the
land.
The utilization of land is impacted by human needs and environmental factors. In countries
like India, rapid population growth and the emphasis on extensive resource exploitation can lead
to significant land degradation, adversely affecting the region's land cover.
Therefore, human intervention has significantly influenced land use patterns over many
centuries, evolving its structure over time and space. In the present era, these changes have
accelerated due to factors such as agriculture and urbanization. Information regarding land use and
cover is essential for various planning and management tasks related to the Earth's surface,
providing crucial environmental data for scientific, resource management, policy purposes, and
diverse human activities.
Accurate understanding of land use and cover is imperative for the development planning
of any area. Consequently, a wide range of professionals, including earth system scientists, land
and water managers, and urban planners, are interested in obtaining data on land use and cover
changes, conversion trends, and other related patterns. The spatial dimensions of land use and
cover support policymakers and scientists in making well-informed decisions, as alterations in
these patterns indicate shifts in economic and social conditions. Monitoring such changes with the
help of Advanced technologies like Remote Sensing and Geographic Information Systems is
crucial for coordinated efforts across different administrative levels. Advanced technologies like
Remote Sensing and Geographic Information Systems
9
Changes in vegetation cover refer to variations in the distribution, composition, and overall
structure of plant communities across different temporal and spatial scales. These changes can
occur natural.
The simplified electron and muon model, Oscillating Spacetime: The Foundation...
Discover the Simplified Electron and Muon Model: A New Wave-Based Approach to Understanding Particles delves into a groundbreaking theory that presents electrons and muons as rotating soliton waves within oscillating spacetime. Geared towards students, researchers, and science buffs, this book breaks down complex ideas into simple explanations. It covers topics such as electron waves, temporal dynamics, and the implications of this model on particle physics. With clear illustrations and easy-to-follow explanations, readers will gain a new outlook on the universe's fundamental nature.
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...National Information Standards Organization (NISO)
This presentation was provided by Steph Pollock of The American Psychological Association’s Journals Program, and Damita Snow, of The American Society of Civil Engineers (ASCE), for the initial session of NISO's 2024 Training Series "DEIA in the Scholarly Landscape." Session One: 'Setting Expectations: a DEIA Primer,' was held June 6, 2024.Hindi varnamala | hindi alphabet PPT.pdf
हिंदी वर्णमाला पीपीटी, hindi alphabet PPT presentation, hindi varnamala PPT, Hindi Varnamala pdf, हिंदी स्वर, हिंदी व्यंजन, sikhiye hindi varnmala, dr. mulla adam ali, hindi language and literature, hindi alphabet with drawing, hindi alphabet pdf, hindi varnamala for childrens, hindi language, hindi varnamala practice for kids, https://www.drmullaadamali.com
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...Dr. Vinod Kumar Kanvaria
Exploiting Artificial Intelligence for Empowering Researchers and Faculty,
International FDP on Fundamentals of Research in Social Sciences
at Integral University, Lucknow, 06.06.2024
By Dr. Vinod Kumar KanvariaPengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
DRUGS AND ITS classification slide share
Any substance (other than food) that is used to prevent, diagnose, treat, or relieve symptoms of a
disease or abnormal condition
Executive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
Let’s explore the intersection of technology and equity in the final session of our DEI series. Discover how AI tools, like ChatGPT, can be used to support and enhance your nonprofit's DEI initiatives. Participants will gain insights into practical AI applications and get tips for leveraging technology to advance their DEI goals.
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Aberdeen
Natural birth techniques - Mrs.Akanksha Trivedi Rama University
Natural birth techniques - Mrs.Akanksha Trivedi Rama UniversityAkanksha trivedi rama nursing college kanpur.
Natural birth techniques are various type such as/ water birth , alexender method, hypnosis, bradley method, lamaze method etcThe Diamonds of 2023-2024 in the IGRA collection
A review of the growth of the Israel Genealogy Research Association Database Collection for the last 12 months. Our collection is now passed the 3 million mark and still growing. See which archives have contributed the most. See the different types of records we have, and which years have had records added. You can also see what we have for the future.
How to Manage Your Lost Opportunities in Odoo 17 CRM
Odoo 17 CRM allows us to track why we lose sales opportunities with "Lost Reasons." This helps analyze our sales process and identify areas for improvement. Here's how to configure lost reasons in Odoo 17 CRM
Recently uploaded (20)
Community pharmacy- Social and preventive pharmacy UNIT 5
Community pharmacy- Social and preventive pharmacy UNIT 5
Your Skill Boost Masterclass: Strategies for Effective Upskilling
Your Skill Boost Masterclass: Strategies for Effective Upskilling
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
The simplified electron and muon model, Oscillating Spacetime: The Foundation...
The simplified electron and muon model, Oscillating Spacetime: The Foundation...
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Pride Month Slides 2024 David Douglas School District
Pride Month Slides 2024 David Douglas School District
Executive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
Executive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
Natural birth techniques - Mrs.Akanksha Trivedi Rama University
Natural birth techniques - Mrs.Akanksha Trivedi Rama University
How to Manage Your Lost Opportunities in Odoo 17 CRM
How to Manage Your Lost Opportunities in Odoo 17 CRM
programmable logic array
- 1. NAME : CHAUDHARY SHIRAZ AZEEM PRESENTED TO : SIR SALEEM
- 3. PROGRAMMABLE LOGIC DEVICE It is an electronic component used to build reconfigurable digital circuits Unlike a logical gates which have fixed function a PLD has an undefined function at the time manufacture, before PLD can be used in a circuit it must be programmed that is reconfigured.
- 4. ROM PROM PLA PAL FPGAs
- 5. PROGRAMMABLE LOGIC ARRAY It is kind of PLD used to implement combinational logic circuit. It has programmable AND gates which link to a set of programmable OR gates. This layout allows for a large numbers of logic function i.e sum of products and product of sum.
- 6. DISADVANTAGES OF (PLA) They are lack of portability. It does not provides full decoding of variables and does not generate all the minterms.
- 7. The decoder is replaced by an array of AND gates that can be programmed to generates any product. The product terms are then connected to OR gates to provides the sum for the given output
- 8. F1= AB` + AC +A`BC` F2= (AB + BC)`