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Name: ISPLSI2032-135LJ
Brand: Lattice Semiconductor Corporation
SKU: ISPLSI2032-135LJ
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Lattice Semiconductor Corporation ISPLSI2032-135LJ

Part No.:: ISPLSI2032-135LJ

Manufacturer:: Lattice Semiconductor Corporation

Package:: -

Datasheet:: ISPLSI2032-135LJ.pdf

Description:: EE PLD, 10NS, 32-CELL PQCC44

In Stock:: 62692

Quantity:: Add To Cart

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ISPLSI2032-135LJ Specifications

Package/Case:
-
Packaging:
Bulk
Series:
*
ProductStatus:
Active
ProgrammableType:
-
DelayTimetpd(1)Max:
-
VoltageSupply-Internal:
-
NumberofLogicElements/Blocks:
-
NumberofMacrocells:
-
NumberofGates:
-
NumberofI/O:
-
OperatingTemperature:
-
MountingType:
-

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ISPLSI2032-135LJ information

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Basic introduction and simple engineering application of ISPLSI2032-135LJ

ISPLSI2032-135LJ is a complex programmable logic device (CPLD) known for its versatility and compact design, ideal for a wide range of digital circuit applications. It features 32 macrocells and operates at a speed of up to 135MHz, making it suitable for both simple and moderate complexity projects.

Introduction:

The ISPLSI2032-135LJ CPLD offers a flexible platform for implementing custom digital logic functions, such as combinational and sequential circuits, state machines, and interface controllers. Its compact footprint and low power consumption make it suitable for battery-operated devices and small-scale embedded systems.

Application Scenario:

In this tutorial, we will explore a simple application of ISPLSI2032-135LJ in building a basic traffic light controller. This project will demonstrate how to use the CPLD to implement a finite state machine (FSM) that controls the sequencing of traffic lights at an intersection.

Project Setup:

To build the traffic light controller using ISPLSI2032-135LJ, follow these steps:

1. Circuit Design:

Design the circuit layout using a CPLD development board that supports ISPLSI2032-135LJ. Connect LEDs to the output pins of the CPLD to represent the red, yellow, and green lights of the traffic signal.

2. Finite State Machine (FSM) Design:

Implement the FSM logic using the CPLD's macrocells. Define states for each phase of the traffic signal (e.g., red, red-yellow, green, yellow) and transitions between them based on predefined timing intervals.

3. Timing Constraints:

Define timing constraints to ensure that each state of the FSM lasts for the appropriate duration. This ensures that the traffic lights switch in a realistic and coordinated manner.

4. Programming the CPLD:

Write the VHDL or Verilog code to describe the FSM behavior and compile it using the appropriate CPLD synthesis toolchain. Program the compiled design onto the ISPLSI2032-135LJ CPLD using a suitable programming device.

5. Testing and Debugging:

Test the functionality of the traffic light controller by observing the LED outputs and verifying that the traffic lights switch according to the defined FSM logic. Debug any issues in the design by checking the FSM transitions and timing constraints.

Considerations:

When designing the traffic light controller, consider the following:

- Safety: Ensure that the traffic light sequencing adheres to traffic regulations and safety standards to prevent accidents and ensure smooth traffic flow.

- Power Consumption: Optimize the CPLD design to minimize power consumption, especially for battery-powered applications, by reducing unnecessary transitions and idle states.

- Scalability: Design the traffic light controller with scalability in mind to accommodate future expansion or modifications, such as adding pedestrian signals or integrating with a central traffic management system.

- Real-Time Operation: Implement efficient FSM algorithms to ensure real-time responsiveness and synchronization with other traffic signals at the intersection.

- Environmental Considerations: Ensure that the traffic light controller can withstand various environmental conditions, such as temperature extremes and humidity, for reliable operation in outdoor installations.

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6. What is the process for return or replacement of ISPLSI2032-135LJ?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

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